diff options
218 files changed, 987 insertions, 1494 deletions
diff --git a/arch/arm/kernel/kprobes.c b/arch/arm/kernel/kprobes.c index 4dd41fc9e23..170e9f34003 100644 --- a/arch/arm/kernel/kprobes.c +++ b/arch/arm/kernel/kprobes.c @@ -395,7 +395,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)  {  	struct kretprobe_instance *ri = NULL;  	struct hlist_head *head, empty_rp; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	unsigned long flags, orig_ret_address = 0;  	unsigned long trampoline_address = (unsigned long)&kretprobe_trampoline; @@ -415,7 +415,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)  	 *       real return address, and all the rest will point to  	 *       kretprobe_trampoline  	 */ -	hlist_for_each_entry_safe(ri, node, tmp, head, hlist) { +	hlist_for_each_entry_safe(ri, tmp, head, hlist) {  		if (ri->task != current)  			/* another task is sharing our hash bucket */  			continue; @@ -442,7 +442,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)  	kretprobe_assert(ri, orig_ret_address, trampoline_address);  	kretprobe_hash_unlock(current, &flags); -	hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) { +	hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {  		hlist_del(&ri->hlist);  		kfree(ri);  	} diff --git a/arch/ia64/kernel/kprobes.c b/arch/ia64/kernel/kprobes.c index 7026b29e277..f8280a766a7 100644 --- a/arch/ia64/kernel/kprobes.c +++ b/arch/ia64/kernel/kprobes.c @@ -423,7 +423,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)  {  	struct kretprobe_instance *ri = NULL;  	struct hlist_head *head, empty_rp; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	unsigned long flags, orig_ret_address = 0;  	unsigned long trampoline_address =  		((struct fnptr *)kretprobe_trampoline)->ip; @@ -444,7 +444,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)  	 *       real return address, and all the rest will point to  	 *       kretprobe_trampoline  	 */ -	hlist_for_each_entry_safe(ri, node, tmp, head, hlist) { +	hlist_for_each_entry_safe(ri, tmp, head, hlist) {  		if (ri->task != current)  			/* another task is sharing our hash bucket */  			continue; @@ -461,7 +461,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)  	regs->cr_iip = orig_ret_address; -	hlist_for_each_entry_safe(ri, node, tmp, head, hlist) { +	hlist_for_each_entry_safe(ri, tmp, head, hlist) {  		if (ri->task != current)  			/* another task is sharing our hash bucket */  			continue; @@ -487,7 +487,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)  	kretprobe_hash_unlock(current, &flags);  	preempt_enable_no_resched(); -	hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) { +	hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {  		hlist_del(&ri->hlist);  		kfree(ri);  	} diff --git a/arch/mips/kernel/kprobes.c b/arch/mips/kernel/kprobes.c index 158467da9bc..ce3f0807ad1 100644 --- a/arch/mips/kernel/kprobes.c +++ b/arch/mips/kernel/kprobes.c @@ -598,7 +598,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,  {  	struct kretprobe_instance *ri = NULL;  	struct hlist_head *head, empty_rp; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	unsigned long flags, orig_ret_address = 0;  	unsigned long trampoline_address = (unsigned long)kretprobe_trampoline; @@ -618,7 +618,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,  	 *       real return address, and all the rest will point to  	 *       kretprobe_trampoline  	 */ -	hlist_for_each_entry_safe(ri, node, tmp, head, hlist) { +	hlist_for_each_entry_safe(ri, tmp, head, hlist) {  		if (ri->task != current)  			/* another task is sharing our hash bucket */  			continue; @@ -645,7 +645,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,  	kretprobe_hash_unlock(current, &flags);  	preempt_enable_no_resched(); -	hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) { +	hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {  		hlist_del(&ri->hlist);  		kfree(ri);  	} diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c index e88c6433181..11f5b03a0b0 100644 --- a/arch/powerpc/kernel/kprobes.c +++ b/arch/powerpc/kernel/kprobes.c @@ -310,7 +310,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,  {  	struct kretprobe_instance *ri = NULL;  	struct hlist_head *head, empty_rp; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	unsigned long flags, orig_ret_address = 0;  	unsigned long trampoline_address =(unsigned long)&kretprobe_trampoline; @@ -330,7 +330,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,  	 *       real return address, and all the rest will point to  	 *       kretprobe_trampoline  	 */ -	hlist_for_each_entry_safe(ri, node, tmp, head, hlist) { +	hlist_for_each_entry_safe(ri, tmp, head, hlist) {  		if (ri->task != current)  			/* another task is sharing our hash bucket */  			continue; @@ -357,7 +357,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,  	kretprobe_hash_unlock(current, &flags);  	preempt_enable_no_resched(); -	hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) { +	hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {  		hlist_del(&ri->hlist);  		kfree(ri);  	} diff --git a/arch/powerpc/kvm/book3s_mmu_hpte.c b/arch/powerpc/kvm/book3s_mmu_hpte.c index 2c86b0d6371..da8b13c4b77 100644 --- a/arch/powerpc/kvm/book3s_mmu_hpte.c +++ b/arch/powerpc/kvm/book3s_mmu_hpte.c @@ -124,7 +124,6 @@ static void kvmppc_mmu_pte_flush_all(struct kvm_vcpu *vcpu)  {  	struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu);  	struct hpte_cache *pte; -	struct hlist_node *node;  	int i;  	rcu_read_lock(); @@ -132,7 +131,7 @@ static void kvmppc_mmu_pte_flush_all(struct kvm_vcpu *vcpu)  	for (i = 0; i < HPTEG_HASH_NUM_VPTE_LONG; i++) {  		struct hlist_head *list = &vcpu3s->hpte_hash_vpte_long[i]; -		hlist_for_each_entry_rcu(pte, node, list, list_vpte_long) +		hlist_for_each_entry_rcu(pte, list, list_vpte_long)  			invalidate_pte(vcpu, pte);  	} @@ -143,7 +142,6 @@ static void kvmppc_mmu_pte_flush_page(struct kvm_vcpu *vcpu, ulong guest_ea)  {  	struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu);  	struct hlist_head *list; -	struct hlist_node *node;  	struct hpte_cache *pte;  	/* Find the list of entries in the map */ @@ -152,7 +150,7 @@ static void kvmppc_mmu_pte_flush_page(struct kvm_vcpu *vcpu, ulong guest_ea)  	rcu_read_lock();  	/* Check the list for matching entries and invalidate */ -	hlist_for_each_entry_rcu(pte, node, list, list_pte) +	hlist_for_each_entry_rcu(pte, list, list_pte)  		if ((pte->pte.eaddr & ~0xfffUL) == guest_ea)  			invalidate_pte(vcpu, pte); @@ -163,7 +161,6 @@ static void kvmppc_mmu_pte_flush_long(struct kvm_vcpu *vcpu, ulong guest_ea)  {  	struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu);  	struct hlist_head *list; -	struct hlist_node *node;  	struct hpte_cache *pte;  	/* Find the list of entries in the map */ @@ -173,7 +170,7 @@ static void kvmppc_mmu_pte_flush_long(struct kvm_vcpu *vcpu, ulong guest_ea)  	rcu_read_lock();  	/* Check the list for matching entries and invalidate */ -	hlist_for_each_entry_rcu(pte, node, list, list_pte_long) +	hlist_for_each_entry_rcu(pte, list, list_pte_long)  		if ((pte->pte.eaddr & 0x0ffff000UL) == guest_ea)  			invalidate_pte(vcpu, pte); @@ -207,7 +204,6 @@ static void kvmppc_mmu_pte_vflush_short(struct kvm_vcpu *vcpu, u64 guest_vp)  {  	struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu);  	struct hlist_head *list; -	struct hlist_node *node;  	struct hpte_cache *pte;  	u64 vp_mask = 0xfffffffffULL; @@ -216,7 +212,7 @@ static void kvmppc_mmu_pte_vflush_short(struct kvm_vcpu *vcpu, u64 guest_vp)  	rcu_read_lock();  	/* Check the list for matching entries and invalidate */ -	hlist_for_each_entry_rcu(pte, node, list, list_vpte) +	hlist_for_each_entry_rcu(pte, list, list_vpte)  		if ((pte->pte.vpage & vp_mask) == guest_vp)  			invalidate_pte(vcpu, pte); @@ -228,7 +224,6 @@ static void kvmppc_mmu_pte_vflush_long(struct kvm_vcpu *vcpu, u64 guest_vp)  {  	struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu);  	struct hlist_head *list; -	struct hlist_node *node;  	struct hpte_cache *pte;  	u64 vp_mask = 0xffffff000ULL; @@ -238,7 +233,7 @@ static void kvmppc_mmu_pte_vflush_long(struct kvm_vcpu *vcpu, u64 guest_vp)  	rcu_read_lock();  	/* Check the list for matching entries and invalidate */ -	hlist_for_each_entry_rcu(pte, node, list, list_vpte_long) +	hlist_for_each_entry_rcu(pte, list, list_vpte_long)  		if ((pte->pte.vpage & vp_mask) == guest_vp)  			invalidate_pte(vcpu, pte); @@ -266,7 +261,6 @@ void kvmppc_mmu_pte_vflush(struct kvm_vcpu *vcpu, u64 guest_vp, u64 vp_mask)  void kvmppc_mmu_pte_pflush(struct kvm_vcpu *vcpu, ulong pa_start, ulong pa_end)  {  	struct kvmppc_vcpu_book3s *vcpu3s = to_book3s(vcpu); -	struct hlist_node *node;  	struct hpte_cache *pte;  	int i; @@ -277,7 +271,7 @@ void kvmppc_mmu_pte_pflush(struct kvm_vcpu *vcpu, ulong pa_start, ulong pa_end)  	for (i = 0; i < HPTEG_HASH_NUM_VPTE_LONG; i++) {  		struct hlist_head *list = &vcpu3s->hpte_hash_vpte_long[i]; -		hlist_for_each_entry_rcu(pte, node, list, list_vpte_long) +		hlist_for_each_entry_rcu(pte, list, list_vpte_long)  			if ((pte->pte.raddr >= pa_start) &&  			    (pte->pte.raddr < pa_end))  				invalidate_pte(vcpu, pte); diff --git a/arch/s390/kernel/kprobes.c b/arch/s390/kernel/kprobes.c index d1c7214e157..3388b2b2a07 100644 --- a/arch/s390/kernel/kprobes.c +++ b/arch/s390/kernel/kprobes.c @@ -354,7 +354,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,  {  	struct kretprobe_instance *ri;  	struct hlist_head *head, empty_rp; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	unsigned long flags, orig_ret_address;  	unsigned long trampoline_address;  	kprobe_opcode_t *correct_ret_addr; @@ -379,7 +379,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,  	orig_ret_address = 0;  	correct_ret_addr = NULL;  	trampoline_address = (unsigned long) &kretprobe_trampoline; -	hlist_for_each_entry_safe(ri, node, tmp, head, hlist) { +	hlist_for_each_entry_safe(ri, tmp, head, hlist) {  		if (ri->task != current)  			/* another task is sharing our hash bucket */  			continue; @@ -398,7 +398,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,  	kretprobe_assert(ri, orig_ret_address, trampoline_address);  	correct_ret_addr = ri->ret_addr; -	hlist_for_each_entry_safe(ri, node, tmp, head, hlist) { +	hlist_for_each_entry_safe(ri, tmp, head, hlist) {  		if (ri->task != current)  			/* another task is sharing our hash bucket */  			continue; @@ -427,7 +427,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,  	kretprobe_hash_unlock(current, &flags);  	preempt_enable_no_resched(); -	hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) { +	hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {  		hlist_del(&ri->hlist);  		kfree(ri);  	} diff --git a/arch/s390/pci/pci_msi.c b/arch/s390/pci/pci_msi.c index 90fd3482b9e..0297931335e 100644 --- a/arch/s390/pci/pci_msi.c +++ b/arch/s390/pci/pci_msi.c @@ -25,10 +25,9 @@ static DEFINE_SPINLOCK(msi_map_lock);  struct msi_desc *__irq_get_msi_desc(unsigned int irq)  { -	struct hlist_node *entry;  	struct msi_map *map; -	hlist_for_each_entry_rcu(map, entry, +	hlist_for_each_entry_rcu(map,  			&msi_hash[msi_hashfn(irq)], msi_chain)  		if (map->irq == irq)  			return map->msi; diff --git a/arch/sh/kernel/kprobes.c b/arch/sh/kernel/kprobes.c index 1208b09e95c..42b46e61a2d 100644 --- a/arch/sh/kernel/kprobes.c +++ b/arch/sh/kernel/kprobes.c @@ -310,7 +310,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)  {  	struct kretprobe_instance *ri = NULL;  	struct hlist_head *head, empty_rp; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	unsigned long flags, orig_ret_address = 0;  	unsigned long trampoline_address = (unsigned long)&kretprobe_trampoline; @@ -330,7 +330,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)  	 *       real return address, and all the rest will point to  	 *       kretprobe_trampoline  	 */ -	hlist_for_each_entry_safe(ri, node, tmp, head, hlist) { +	hlist_for_each_entry_safe(ri, tmp, head, hlist) {  		if (ri->task != current)  			/* another task is sharing our hash bucket */  			continue; @@ -360,7 +360,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)  	preempt_enable_no_resched(); -	hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) { +	hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {  		hlist_del(&ri->hlist);  		kfree(ri);  	} diff --git a/arch/sparc/kernel/kprobes.c b/arch/sparc/kernel/kprobes.c index a39d1ba5a11..e72212148d2 100644 --- a/arch/sparc/kernel/kprobes.c +++ b/arch/sparc/kernel/kprobes.c @@ -511,7 +511,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)  {  	struct kretprobe_instance *ri = NULL;  	struct hlist_head *head, empty_rp; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	unsigned long flags, orig_ret_address = 0;  	unsigned long trampoline_address =(unsigned long)&kretprobe_trampoline; @@ -531,7 +531,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)  	 *       real return address, and all the rest will point to  	 *       kretprobe_trampoline  	 */ -	hlist_for_each_entry_safe(ri, node, tmp, head, hlist) { +	hlist_for_each_entry_safe(ri, tmp, head, hlist) {  		if (ri->task != current)  			/* another task is sharing our hash bucket */  			continue; @@ -559,7 +559,7 @@ int __kprobes trampoline_probe_handler(struct kprobe *p, struct pt_regs *regs)  	kretprobe_hash_unlock(current, &flags);  	preempt_enable_no_resched(); -	hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) { +	hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {  		hlist_del(&ri->hlist);  		kfree(ri);  	} diff --git a/arch/sparc/kernel/ldc.c b/arch/sparc/kernel/ldc.c index 9fcc6b4e93b..54df554b82d 100644 --- a/arch/sparc/kernel/ldc.c +++ b/arch/sparc/kernel/ldc.c @@ -953,9 +953,8 @@ static HLIST_HEAD(ldc_channel_list);  static int __ldc_channel_exists(unsigned long id)  {  	struct ldc_channel *lp; -	struct hlist_node *n; -	hlist_for_each_entry(lp, n, &ldc_channel_list, list) { +	hlist_for_each_entry(lp, &ldc_channel_list, list) {  		if (lp->id == id)  			return 1;  	} diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c index e124554598e..3f06e614998 100644 --- a/arch/x86/kernel/kprobes/core.c +++ b/arch/x86/kernel/kprobes/core.c @@ -652,7 +652,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)  {  	struct kretprobe_instance *ri = NULL;  	struct hlist_head *head, empty_rp; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	unsigned long flags, orig_ret_address = 0;  	unsigned long trampoline_address = (unsigned long)&kretprobe_trampoline;  	kprobe_opcode_t *correct_ret_addr = NULL; @@ -682,7 +682,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)  	 *	 will be the real return address, and all the rest will  	 *	 point to kretprobe_trampoline.  	 */ -	hlist_for_each_entry_safe(ri, node, tmp, head, hlist) { +	hlist_for_each_entry_safe(ri, tmp, head, hlist) {  		if (ri->task != current)  			/* another task is sharing our hash bucket */  			continue; @@ -701,7 +701,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)  	kretprobe_assert(ri, orig_ret_address, trampoline_address);  	correct_ret_addr = ri->ret_addr; -	hlist_for_each_entry_safe(ri, node, tmp, head, hlist) { +	hlist_for_each_entry_safe(ri, tmp, head, hlist) {  		if (ri->task != current)  			/* another task is sharing our hash bucket */  			continue; @@ -728,7 +728,7 @@ static __used __kprobes void *trampoline_handler(struct pt_regs *regs)  	kretprobe_hash_unlock(current, &flags); -	hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) { +	hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {  		hlist_del(&ri->hlist);  		kfree(ri);  	} diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 4ed3edbe06b..956ca358108 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -1644,13 +1644,13 @@ static int kvm_mmu_prepare_zap_page(struct kvm *kvm, struct kvm_mmu_page *sp,  static void kvm_mmu_commit_zap_page(struct kvm *kvm,  				    struct list_head *invalid_list); -#define for_each_gfn_sp(kvm, sp, gfn, pos)				\ -  hlist_for_each_entry(sp, pos,						\ +#define for_each_gfn_sp(kvm, sp, gfn)					\ +  hlist_for_each_entry(sp,						\     &(kvm)->arch.mmu_page_hash[kvm_page_table_hashfn(gfn)], hash_link)	\  	if ((sp)->gfn != (gfn)) {} else -#define for_each_gfn_indirect_valid_sp(kvm, sp, gfn, pos)		\ -  hlist_for_each_entry(sp, pos,						\ +#define for_each_gfn_indirect_valid_sp(kvm, sp, gfn)			\ +  hlist_for_each_entry(sp,						\     &(kvm)->arch.mmu_page_hash[kvm_page_table_hashfn(gfn)], hash_link)	\  		if ((sp)->gfn != (gfn) || (sp)->role.direct ||		\  			(sp)->role.invalid) {} else @@ -1706,11 +1706,10 @@ static int kvm_sync_page(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp,  static void kvm_sync_pages(struct kvm_vcpu *vcpu,  gfn_t gfn)  {  	struct kvm_mmu_page *s; -	struct hlist_node *node;  	LIST_HEAD(invalid_list);  	bool flush = false; -	for_each_gfn_indirect_valid_sp(vcpu->kvm, s, gfn, node) { +	for_each_gfn_indirect_valid_sp(vcpu->kvm, s, gfn) {  		if (!s->unsync)  			continue; @@ -1848,7 +1847,6 @@ static struct kvm_mmu_page *kvm_mmu_get_page(struct kvm_vcpu *vcpu,  	union kvm_mmu_page_role role;  	unsigned quadrant;  	struct kvm_mmu_page *sp; -	struct hlist_node *node;  	bool need_sync = false;  	role = vcpu->arch.mmu.base_role; @@ -1863,7 +1861,7 @@ static struct kvm_mmu_page *kvm_mmu_get_page(struct kvm_vcpu *vcpu,  		quadrant &= (1 << ((PT32_PT_BITS - PT64_PT_BITS) * level)) - 1;  		role.quadrant = quadrant;  	} -	for_each_gfn_sp(vcpu->kvm, sp, gfn, node) { +	for_each_gfn_sp(vcpu->kvm, sp, gfn) {  		if (!need_sync && sp->unsync)  			need_sync = true; @@ -2151,14 +2149,13 @@ void kvm_mmu_change_mmu_pages(struct kvm *kvm, unsigned int goal_nr_mmu_pages)  int kvm_mmu_unprotect_page(struct kvm *kvm, gfn_t gfn)  {  	struct kvm_mmu_page *sp; -	struct hlist_node *node;  	LIST_HEAD(invalid_list);  	int r;  	pgprintk("%s: looking for gfn %llx\n", __func__, gfn);  	r = 0;  	spin_lock(&kvm->mmu_lock); -	for_each_gfn_indirect_valid_sp(kvm, sp, gfn, node) { +	for_each_gfn_indirect_valid_sp(kvm, sp, gfn) {  		pgprintk("%s: gfn %llx role %x\n", __func__, gfn,  			 sp->role.word);  		r = 1; @@ -2288,9 +2285,8 @@ static void __kvm_unsync_page(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp)  static void kvm_unsync_pages(struct kvm_vcpu *vcpu,  gfn_t gfn)  {  	struct kvm_mmu_page *s; -	struct hlist_node *node; -	for_each_gfn_indirect_valid_sp(vcpu->kvm, s, gfn, node) { +	for_each_gfn_indirect_valid_sp(vcpu->kvm, s, gfn) {  		if (s->unsync)  			continue;  		WARN_ON(s->role.level != PT_PAGE_TABLE_LEVEL); @@ -2302,10 +2298,9 @@ static int mmu_need_write_protect(struct kvm_vcpu *vcpu, gfn_t gfn,  				  bool can_unsync)  {  	struct kvm_mmu_page *s; -	struct hlist_node *node;  	bool need_unsync = false; -	for_each_gfn_indirect_valid_sp(vcpu->kvm, s, gfn, node) { +	for_each_gfn_indirect_valid_sp(vcpu->kvm, s, gfn) {  		if (!can_unsync)  			return 1; @@ -3933,7 +3928,6 @@ void kvm_mmu_pte_write(struct kvm_vcpu *vcpu, gpa_t gpa,  	gfn_t gfn = gpa >> PAGE_SHIFT;  	union kvm_mmu_page_role mask = { .word = 0 };  	struct kvm_mmu_page *sp; -	struct hlist_node *node;  	LIST_HEAD(invalid_list);  	u64 entry, gentry, *spte;  	int npte; @@ -3964,7 +3958,7 @@ void kvm_mmu_pte_write(struct kvm_vcpu *vcpu, gpa_t gpa,  	kvm_mmu_audit(vcpu, AUDIT_PRE_PTE_WRITE);  	mask.cr0_wp = mask.cr4_pae = mask.nxe = 1; -	for_each_gfn_indirect_valid_sp(vcpu->kvm, sp, gfn, node) { +	for_each_gfn_indirect_valid_sp(vcpu->kvm, sp, gfn) {  		if (detect_write_misaligned(sp, gpa, bytes) ||  		      detect_write_flooding(sp)) {  			zap_page |= !!kvm_mmu_prepare_zap_page(vcpu->kvm, sp, diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c index b8858fb0caf..8bdebb6781e 100644 --- a/block/blk-cgroup.c +++ b/block/blk-cgroup.c @@ -357,7 +357,6 @@ static int blkcg_reset_stats(struct cgroup *cgroup, struct cftype *cftype,  {  	struct blkcg *blkcg = cgroup_to_blkcg(cgroup);  	struct blkcg_gq *blkg; -	struct hlist_node *n;  	int i;  	mutex_lock(&blkcg_pol_mutex); @@ -368,7 +367,7 @@ static int blkcg_reset_stats(struct cgroup *cgroup, struct cftype *cftype,  	 * stat updates.  This is a debug feature which shouldn't exist  	 * anyway.  If you get hit by a race, retry.  	 */ -	hlist_for_each_entry(blkg, n, &blkcg->blkg_list, blkcg_node) { +	hlist_for_each_entry(blkg, &blkcg->blkg_list, blkcg_node) {  		for (i = 0; i < BLKCG_MAX_POLS; i++) {  			struct blkcg_policy *pol = blkcg_policy[i]; @@ -415,11 +414,10 @@ void blkcg_print_blkgs(struct seq_file *sf, struct blkcg *blkcg,  		       bool show_total)  {  	struct blkcg_gq *blkg; -	struct hlist_node *n;  	u64 total = 0;  	spin_lock_irq(&blkcg->lock); -	hlist_for_each_entry(blkg, n, &blkcg->blkg_list, blkcg_node) +	hlist_for_each_entry(blkg, &blkcg->blkg_list, blkcg_node)  		if (blkcg_policy_enabled(blkg->q, pol))  			total += prfill(sf, blkg->pd[pol->plid], data);  	spin_unlock_irq(&blkcg->lock); diff --git a/block/blk-ioc.c b/block/blk-ioc.c index fab4cdd3f7b..9c4bb8266bc 100644 --- a/block/blk-ioc.c +++ b/block/blk-ioc.c @@ -164,7 +164,6 @@ EXPORT_SYMBOL(put_io_context);   */  void put_io_context_active(struct io_context *ioc)  { -	struct hlist_node *n;  	unsigned long flags;  	struct io_cq *icq; @@ -180,7 +179,7 @@ void put_io_context_active(struct io_context *ioc)  	 */  retry:  	spin_lock_irqsave_nested(&ioc->lock, flags, 1); -	hlist_for_each_entry(icq, n, &ioc->icq_list, ioc_node) { +	hlist_for_each_entry(icq, &ioc->icq_list, ioc_node) {  		if (icq->flags & ICQ_EXITED)  			continue;  		if (spin_trylock(icq->q->queue_lock)) { diff --git a/block/bsg.c b/block/bsg.c index 3ca92ebf6bb..420a5a9f1b2 100644 --- a/block/bsg.c +++ b/block/bsg.c @@ -800,11 +800,10 @@ static struct bsg_device *bsg_add_device(struct inode *inode,  static struct bsg_device *__bsg_get_device(int minor, struct request_queue *q)  {  	struct bsg_device *bd; -	struct hlist_node *entry;  	mutex_lock(&bsg_mutex); -	hlist_for_each_entry(bd, entry, bsg_dev_idx_hash(minor), dev_list) { +	hlist_for_each_entry(bd, bsg_dev_idx_hash(minor), dev_list) {  		if (bd->queue == q) {  			atomic_inc(&bd->ref_count);  			goto found; diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index e62e9205b80..ec52807cdd0 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -1435,7 +1435,6 @@ static int cfq_set_weight(struct cgroup *cgrp, struct cftype *cft, u64 val)  {  	struct blkcg *blkcg = cgroup_to_blkcg(cgrp);  	struct blkcg_gq *blkg; -	struct hlist_node *n;  	if (val < CFQ_WEIGHT_MIN || val > CFQ_WEIGHT_MAX)  		return -EINVAL; @@ -1443,7 +1442,7 @@ static int cfq_set_weight(struct cgroup *cgrp, struct cftype *cft, u64 val)  	spin_lock_irq(&blkcg->lock);  	blkcg->cfq_weight = (unsigned int)val; -	hlist_for_each_entry(blkg, n, &blkcg->blkg_list, blkcg_node) { +	hlist_for_each_entry(blkg, &blkcg->blkg_list, blkcg_node) {  		struct cfq_group *cfqg = blkg_to_cfqg(blkg);  		if (cfqg && !cfqg->dev_weight) diff --git a/block/elevator.c b/block/elevator.c index 603b2c17874..d0acb31cc08 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -288,10 +288,10 @@ static struct request *elv_rqhash_find(struct request_queue *q, sector_t offset)  {  	struct elevator_queue *e = q->elevator;  	struct hlist_head *hash_list = &e->hash[ELV_HASH_FN(offset)]; -	struct hlist_node *entry, *next; +	struct hlist_node *next;  	struct request *rq; -	hlist_for_each_entry_safe(rq, entry, next, hash_list, hash) { +	hlist_for_each_entry_safe(rq, next, hash_list, hash) {  		BUG_ON(!ELV_ON_HASH(rq));  		if (unlikely(!rq_mergeable(rq))) { diff --git a/crypto/algapi.c b/crypto/algapi.c index 08c57c8aec9..6149a6e0964 100644 --- a/crypto/algapi.c +++ b/crypto/algapi.c @@ -447,7 +447,7 @@ EXPORT_SYMBOL_GPL(crypto_register_template);  void crypto_unregister_template(struct crypto_template *tmpl)  {  	struct crypto_instance *inst; -	struct hlist_node *p, *n; +	struct hlist_node *n;  	struct hlist_head *list;  	LIST_HEAD(users); @@ -457,7 +457,7 @@ void crypto_unregister_template(struct crypto_template *tmpl)  	list_del_init(&tmpl->list);  	list = &tmpl->instances; -	hlist_for_each_entry(inst, p, list, list) { +	hlist_for_each_entry(inst, list, list) {  		int err = crypto_remove_alg(&inst->alg, &users);  		BUG_ON(err);  	} @@ -466,7 +466,7 @@ void crypto_unregister_template(struct crypto_template *tmpl)  	up_write(&crypto_alg_sem); -	hlist_for_each_entry_safe(inst, p, n, list, list) { +	hlist_for_each_entry_safe(inst, n, list, list) {  		BUG_ON(atomic_read(&inst->alg.cra_refcnt) != 1);  		tmpl->free(inst);  	} diff --git a/drivers/atm/atmtcp.c b/drivers/atm/atmtcp.c index b22d71cac54..0e3f8f9dcd2 100644 --- a/drivers/atm/atmtcp.c +++ b/drivers/atm/atmtcp.c @@ -157,7 +157,6 @@ static int atmtcp_v_ioctl(struct atm_dev *dev,unsigned int cmd,void __user *arg)  {  	struct atm_cirange ci;  	struct atm_vcc *vcc; -	struct hlist_node *node;  	struct sock *s;  	int i; @@ -171,7 +170,7 @@ static int atmtcp_v_ioctl(struct atm_dev *dev,unsigned int cmd,void __user *arg)  	for(i = 0; i < VCC_HTABLE_SIZE; ++i) {  		struct hlist_head *head = &vcc_hash[i]; -		sk_for_each(s, node, head) { +		sk_for_each(s, head) {  			vcc = atm_sk(s);  			if (vcc->dev != dev)  				continue; @@ -264,12 +263,11 @@ static struct atm_vcc *find_vcc(struct atm_dev *dev, short vpi, int vci)  {          struct hlist_head *head;          struct atm_vcc *vcc; -        struct hlist_node *node;          struct sock *s;          head = &vcc_hash[vci & (VCC_HTABLE_SIZE -1)]; -        sk_for_each(s, node, head) { +	sk_for_each(s, head) {                  vcc = atm_sk(s);                  if (vcc->dev == dev &&                      vcc->vci == vci && vcc->vpi == vpi && diff --git a/drivers/atm/eni.c b/drivers/atm/eni.c index c1eb6fa8ac3..b1955ba40d6 100644 --- a/drivers/atm/eni.c +++ b/drivers/atm/eni.c @@ -2093,7 +2093,6 @@ static unsigned char eni_phy_get(struct atm_dev *dev,unsigned long addr)  static int eni_proc_read(struct atm_dev *dev,loff_t *pos,char *page)  { -	struct hlist_node *node;  	struct sock *s;  	static const char *signal[] = { "LOST","unknown","okay" };  	struct eni_dev *eni_dev = ENI_DEV(dev); @@ -2171,7 +2170,7 @@ static int eni_proc_read(struct atm_dev *dev,loff_t *pos,char *page)  	for(i = 0; i < VCC_HTABLE_SIZE; ++i) {  		struct hlist_head *head = &vcc_hash[i]; -		sk_for_each(s, node, head) { +		sk_for_each(s, head) {  			struct eni_vcc *eni_vcc;  			int length; diff --git a/drivers/atm/he.c b/drivers/atm/he.c index 72b6960fa95..d6891267f5b 100644 --- a/drivers/atm/he.c +++ b/drivers/atm/he.c @@ -329,7 +329,6 @@ __find_vcc(struct he_dev *he_dev, unsigned cid)  {  	struct hlist_head *head;  	struct atm_vcc *vcc; -	struct hlist_node *node;  	struct sock *s;  	short vpi;  	int vci; @@ -338,7 +337,7 @@ __find_vcc(struct he_dev *he_dev, unsigned cid)  	vci = cid & ((1 << he_dev->vcibits) - 1);  	head = &vcc_hash[vci & (VCC_HTABLE_SIZE -1)]; -	sk_for_each(s, node, head) { +	sk_for_each(s, head) {  		vcc = atm_sk(s);  		if (vcc->dev == he_dev->atm_dev &&  		    vcc->vci == vci && vcc->vpi == vpi && diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c index 0474a89170b..32784d18d1f 100644 --- a/drivers/atm/solos-pci.c +++ b/drivers/atm/solos-pci.c @@ -896,12 +896,11 @@ static struct atm_vcc *find_vcc(struct atm_dev *dev, short vpi, int vci)  {  	struct hlist_head *head;  	struct atm_vcc *vcc = NULL; -	struct hlist_node *node;  	struct sock *s;  	read_lock(&vcc_sklist_lock);  	head = &vcc_hash[vci & (VCC_HTABLE_SIZE -1)]; -	sk_for_each(s, node, head) { +	sk_for_each(s, head) {  		vcc = atm_sk(s);  		if (vcc->dev == dev && vcc->vci == vci &&  		    vcc->vpi == vpi && vcc->qos.rxtp.traffic_class != ATM_NONE && diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index fabbfe1a925..ed87b240580 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -52,31 +52,29 @@ static void clk_summary_show_subtree(struct seq_file *s, struct clk *c,  				     int level)  {  	struct clk *child; -	struct hlist_node *tmp;  	if (!c)  		return;  	clk_summary_show_one(s, c, level); -	hlist_for_each_entry(child, tmp, &c->children, child_node) +	hlist_for_each_entry(child, &c->children, child_node)  		clk_summary_show_subtree(s, child, level + 1);  }  static int clk_summary_show(struct seq_file *s, void *data)  {  	struct clk *c; -	struct hlist_node *tmp;  	seq_printf(s, "   clock                        enable_cnt  prepare_cnt  rate\n");  	seq_printf(s, "---------------------------------------------------------------------\n");  	mutex_lock(&prepare_lock); -	hlist_for_each_entry(c, tmp, &clk_root_list, child_node) +	hlist_for_each_entry(c, &clk_root_list, child_node)  		clk_summary_show_subtree(s, c, 0); -	hlist_for_each_entry(c, tmp, &clk_orphan_list, child_node) +	hlist_for_each_entry(c, &clk_orphan_list, child_node)  		clk_summary_show_subtree(s, c, 0);  	mutex_unlock(&prepare_lock); @@ -111,14 +109,13 @@ static void clk_dump_one(struct seq_file *s, struct clk *c, int level)  static void clk_dump_subtree(struct seq_file *s, struct clk *c, int level)  {  	struct clk *child; -	struct hlist_node *tmp;  	if (!c)  		return;  	clk_dump_one(s, c, level); -	hlist_for_each_entry(child, tmp, &c->children, child_node) { +	hlist_for_each_entry(child, &c->children, child_node) {  		seq_printf(s, ",");  		clk_dump_subtree(s, child, level + 1);  	} @@ -129,21 +126,20 @@ static void clk_dump_subtree(struct seq_file *s, struct clk *c, int level)  static int clk_dump(struct seq_file *s, void *data)  {  	struct clk *c; -	struct hlist_node *tmp;  	bool first_node = true;  	seq_printf(s, "{");  	mutex_lock(&prepare_lock); -	hlist_for_each_entry(c, tmp, &clk_root_list, child_node) { +	hlist_for_each_entry(c, &clk_root_list, child_node) {  		if (!first_node)  			seq_printf(s, ",");  		first_node = false;  		clk_dump_subtree(s, c, 0);  	} -	hlist_for_each_entry(c, tmp, &clk_orphan_list, child_node) { +	hlist_for_each_entry(c, &clk_orphan_list, child_node) {  		seq_printf(s, ",");  		clk_dump_subtree(s, c, 0);  	} @@ -222,7 +218,6 @@ out:  static int clk_debug_create_subtree(struct clk *clk, struct dentry *pdentry)  {  	struct clk *child; -	struct hlist_node *tmp;  	int ret = -EINVAL;;  	if (!clk || !pdentry) @@ -233,7 +228,7 @@ static int clk_debug_create_subtree(struct clk *clk, struct dentry *pdentry)  	if (ret)  		goto out; -	hlist_for_each_entry(child, tmp, &clk->children, child_node) +	hlist_for_each_entry(child, &clk->children, child_node)  		clk_debug_create_subtree(child, clk->dentry);  	ret = 0; @@ -299,7 +294,6 @@ out:  static int __init clk_debug_init(void)  {  	struct clk *clk; -	struct hlist_node *tmp;  	struct dentry *d;  	rootdir = debugfs_create_dir("clk", NULL); @@ -324,10 +318,10 @@ static int __init clk_debug_init(void)  	mutex_lock(&prepare_lock); -	hlist_for_each_entry(clk, tmp, &clk_root_list, child_node) +	hlist_for_each_entry(clk, &clk_root_list, child_node)  		clk_debug_create_subtree(clk, rootdir); -	hlist_for_each_entry(clk, tmp, &clk_orphan_list, child_node) +	hlist_for_each_entry(clk, &clk_orphan_list, child_node)  		clk_debug_create_subtree(clk, orphandir);  	inited = 1; @@ -345,13 +339,12 @@ static inline int clk_debug_register(struct clk *clk) { return 0; }  static void clk_disable_unused_subtree(struct clk *clk)  {  	struct clk *child; -	struct hlist_node *tmp;  	unsigned long flags;  	if (!clk)  		goto out; -	hlist_for_each_entry(child, tmp, &clk->children, child_node) +	hlist_for_each_entry(child, &clk->children, child_node)  		clk_disable_unused_subtree(child);  	spin_lock_irqsave(&enable_lock, flags); @@ -384,14 +377,13 @@ out:  static int clk_disable_unused(void)  {  	struct clk *clk; -	struct hlist_node *tmp;  	mutex_lock(&prepare_lock); -	hlist_for_each_entry(clk, tmp, &clk_root_list, child_node) +	hlist_for_each_entry(clk, &clk_root_list, child_node)  		clk_disable_unused_subtree(clk); -	hlist_for_each_entry(clk, tmp, &clk_orphan_list, child_node) +	hlist_for_each_entry(clk, &clk_orphan_list, child_node)  		clk_disable_unused_subtree(clk);  	mutex_unlock(&prepare_lock); @@ -484,12 +476,11 @@ static struct clk *__clk_lookup_subtree(const char *name, struct clk *clk)  {  	struct clk *child;  	struct clk *ret; -	struct hlist_node *tmp;  	if (!strcmp(clk->name, name))  		return clk; -	hlist_for_each_entry(child, tmp, &clk->children, child_node) { +	hlist_for_each_entry(child, &clk->children, child_node) {  		ret = __clk_lookup_subtree(name, child);  		if (ret)  			return ret; @@ -502,20 +493,19 @@ struct clk *__clk_lookup(const char *name)  {  	struct clk *root_clk;  	struct clk *ret; -	struct hlist_node *tmp;  	if (!name)  		return NULL;  	/* search the 'proper' clk tree first */ -	hlist_for_each_entry(root_clk, tmp, &clk_root_list, child_node) { +	hlist_for_each_entry(root_clk, &clk_root_list, child_node) {  		ret = __clk_lookup_subtree(name, root_clk);  		if (ret)  			return ret;  	}  	/* if not found, then search the orphan tree */ -	hlist_for_each_entry(root_clk, tmp, &clk_orphan_list, child_node) { +	hlist_for_each_entry(root_clk, &clk_orphan_list, child_node) {  		ret = __clk_lookup_subtree(name, root_clk);  		if (ret)  			return ret; @@ -812,7 +802,6 @@ static void __clk_recalc_rates(struct clk *clk, unsigned long msg)  {  	unsigned long old_rate;  	unsigned long parent_rate = 0; -	struct hlist_node *tmp;  	struct clk *child;  	old_rate = clk->rate; @@ -832,7 +821,7 @@ static void __clk_recalc_rates(struct clk *clk, unsigned long msg)  	if (clk->notifier_count && msg)  		__clk_notify(clk, msg, old_rate, clk->rate); -	hlist_for_each_entry(child, tmp, &clk->children, child_node) +	hlist_for_each_entry(child, &clk->children, child_node)  		__clk_recalc_rates(child, msg);  } @@ -878,7 +867,6 @@ EXPORT_SYMBOL_GPL(clk_get_rate);   */  static int __clk_speculate_rates(struct clk *clk, unsigned long parent_rate)  { -	struct hlist_node *tmp;  	struct clk *child;  	unsigned long new_rate;  	int ret = NOTIFY_DONE; @@ -895,7 +883,7 @@ static int __clk_speculate_rates(struct clk *clk, unsigned long parent_rate)  	if (ret == NOTIFY_BAD)  		goto out; -	hlist_for_each_entry(child, tmp, &clk->children, child_node) { +	hlist_for_each_entry(child, &clk->children, child_node) {  		ret = __clk_speculate_rates(child, new_rate);  		if (ret == NOTIFY_BAD)  			break; @@ -908,11 +896,10 @@ out:  static void clk_calc_subtree(struct clk *clk, unsigned long new_rate)  {  	struct clk *child; -	struct hlist_node *tmp;  	clk->new_rate = new_rate; -	hlist_for_each_entry(child, tmp, &clk->children, child_node) { +	hlist_for_each_entry(child, &clk->children, child_node) {  		if (child->ops->recalc_rate)  			child->new_rate = child->ops->recalc_rate(child->hw, new_rate);  		else @@ -983,7 +970,6 @@ out:   */  static struct clk *clk_propagate_rate_change(struct clk *clk, unsigned long event)  { -	struct hlist_node *tmp;  	struct clk *child, *fail_clk = NULL;  	int ret = NOTIFY_DONE; @@ -996,7 +982,7 @@ static struct clk *clk_propagate_rate_change(struct clk *clk, unsigned long even  			fail_clk = clk;  	} -	hlist_for_each_entry(child, tmp, &clk->children, child_node) { +	hlist_for_each_entry(child, &clk->children, child_node) {  		clk = clk_propagate_rate_change(child, event);  		if (clk)  			fail_clk = clk; @@ -1014,7 +1000,6 @@ static void clk_change_rate(struct clk *clk)  	struct clk *child;  	unsigned long old_rate;  	unsigned long best_parent_rate = 0; -	struct hlist_node *tmp;  	old_rate = clk->rate; @@ -1032,7 +1017,7 @@ static void clk_change_rate(struct clk *clk)  	if (clk->notifier_count && old_rate != clk->rate)  		__clk_notify(clk, POST_RATE_CHANGE, old_rate, clk->rate); -	hlist_for_each_entry(child, tmp, &clk->children, child_node) +	hlist_for_each_entry(child, &clk->children, child_node)  		clk_change_rate(child);  } @@ -1348,7 +1333,7 @@ int __clk_init(struct device *dev, struct clk *clk)  {  	int i, ret = 0;  	struct clk *orphan; -	struct hlist_node *tmp, *tmp2; +	struct hlist_node *tmp2;  	if (!clk)  		return -EINVAL; @@ -1448,7 +1433,7 @@ int __clk_init(struct device *dev, struct clk *clk)  	 * walk the list of orphan clocks and reparent any that are children of  	 * this clock  	 */ -	hlist_for_each_entry_safe(orphan, tmp, tmp2, &clk_orphan_list, child_node) { +	hlist_for_each_entry_safe(orphan, tmp2, &clk_orphan_list, child_node) {  		if (orphan->ops->get_parent) {  			i = orphan->ops->get_parent(orphan->hw);  			if (!strcmp(clk->name, orphan->parent_names[i])) diff --git a/drivers/gpu/drm/drm_hashtab.c b/drivers/gpu/drm/drm_hashtab.c index 80254547a3f..7e4bae760e2 100644 --- a/drivers/gpu/drm/drm_hashtab.c +++ b/drivers/gpu/drm/drm_hashtab.c @@ -60,14 +60,13 @@ void drm_ht_verbose_list(struct drm_open_hash *ht, unsigned long key)  {  	struct drm_hash_item *entry;  	struct hlist_head *h_list; -	struct hlist_node *list;  	unsigned int hashed_key;  	int count = 0;  	hashed_key = hash_long(key, ht->order);  	DRM_DEBUG("Key is 0x%08lx, Hashed key is 0x%08x\n", key, hashed_key);  	h_list = &ht->table[hashed_key]; -	hlist_for_each_entry(entry, list, h_list, head) +	hlist_for_each_entry(entry, h_list, head)  		DRM_DEBUG("count %d, key: 0x%08lx\n", count++, entry->key);  } @@ -76,14 +75,13 @@ static struct hlist_node *drm_ht_find_key(struct drm_open_hash *ht,  {  	struct drm_hash_item *entry;  	struct hlist_head *h_list; -	struct hlist_node *list;  	unsigned int hashed_key;  	hashed_key = hash_long(key, ht->order);  	h_list = &ht->table[hashed_key]; -	hlist_for_each_entry(entry, list, h_list, head) { +	hlist_for_each_entry(entry, h_list, head) {  		if (entry->key == key) -			return list; +			return &entry->head;  		if (entry->key > key)  			break;  	} @@ -95,14 +93,13 @@ static struct hlist_node *drm_ht_find_key_rcu(struct drm_open_hash *ht,  {  	struct drm_hash_item *entry;  	struct hlist_head *h_list; -	struct hlist_node *list;  	unsigned int hashed_key;  	hashed_key = hash_long(key, ht->order);  	h_list = &ht->table[hashed_key]; -	hlist_for_each_entry_rcu(entry, list, h_list, head) { +	hlist_for_each_entry_rcu(entry, h_list, head) {  		if (entry->key == key) -			return list; +			return &entry->head;  		if (entry->key > key)  			break;  	} @@ -113,19 +110,19 @@ int drm_ht_insert_item(struct drm_open_hash *ht, struct drm_hash_item *item)  {  	struct drm_hash_item *entry;  	struct hlist_head *h_list; -	struct hlist_node *list, *parent; +	struct hlist_node *parent;  	unsigned int hashed_key;  	unsigned long key = item->key;  	hashed_key = hash_long(key, ht->order);  	h_list = &ht->table[hashed_key];  	parent = NULL; -	hlist_for_each_entry(entry, list, h_list, head) { +	hlist_for_each_entry(entry, h_list, head) {  		if (entry->key == key)  			return -EINVAL;  		if (entry->key > key)  			break; -		parent = list; +		parent = &entry->head;  	}  	if (parent) {  		hlist_add_after_rcu(parent, &item->head); diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index c32eeaa3f3b..71c2c711680 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -2204,10 +2204,9 @@ static int cma_check_port(struct rdma_bind_list *bind_list,  {  	struct rdma_id_private *cur_id;  	struct sockaddr *addr, *cur_addr; -	struct hlist_node *node;  	addr = (struct sockaddr *) &id_priv->id.route.addr.src_addr; -	hlist_for_each_entry(cur_id, node, &bind_list->owners, node) { +	hlist_for_each_entry(cur_id, &bind_list->owners, node) {  		if (id_priv == cur_id)  			continue; diff --git a/drivers/infiniband/core/fmr_pool.c b/drivers/infiniband/core/fmr_pool.c index 176c8f90f2b..9f5ad7cc33c 100644 --- a/drivers/infiniband/core/fmr_pool.c +++ b/drivers/infiniband/core/fmr_pool.c @@ -118,14 +118,13 @@ static inline struct ib_pool_fmr *ib_fmr_cache_lookup(struct ib_fmr_pool *pool,  {  	struct hlist_head *bucket;  	struct ib_pool_fmr *fmr; -	struct hlist_node *pos;  	if (!pool->cache_bucket)  		return NULL;  	bucket = pool->cache_bucket + ib_fmr_hash(*page_list); -	hlist_for_each_entry(fmr, pos, bucket, cache_node) +	hlist_for_each_entry(fmr, bucket, cache_node)  		if (io_virtual_address == fmr->io_virtual_address &&  		    page_list_len      == fmr->page_list_len      &&  		    !memcmp(page_list, fmr->page_list, diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c index abe2d699b6f..8b07f83d48a 100644 --- a/drivers/isdn/mISDN/socket.c +++ b/drivers/isdn/mISDN/socket.c @@ -483,7 +483,6 @@ data_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_len)  {  	struct sockaddr_mISDN *maddr = (struct sockaddr_mISDN *) addr;  	struct sock *sk = sock->sk; -	struct hlist_node *node;  	struct sock *csk;  	int err = 0; @@ -508,7 +507,7 @@ data_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_len)  	if (sk->sk_protocol < ISDN_P_B_START) {  		read_lock_bh(&data_sockets.lock); -		sk_for_each(csk, node, &data_sockets.head) { +		sk_for_each(csk, &data_sockets.head) {  			if (sk == csk)  				continue;  			if (_pms(csk)->dev != _pms(sk)->dev) diff --git a/drivers/isdn/mISDN/stack.c b/drivers/isdn/mISDN/stack.c index deda591f70b..9cb4b621fbc 100644 --- a/drivers/isdn/mISDN/stack.c +++ b/drivers/isdn/mISDN/stack.c @@ -64,12 +64,11 @@ unlock:  static void  send_socklist(struct mISDN_sock_list *sl, struct sk_buff *skb)  { -	struct hlist_node	*node;  	struct sock		*sk;  	struct sk_buff		*cskb = NULL;  	read_lock(&sl->lock); -	sk_for_each(sk, node, &sl->head) { +	sk_for_each(sk, &sl->head) {  		if (sk->sk_state != MISDN_BOUND)  			continue;  		if (!cskb) diff --git a/drivers/md/dm-bio-prison.c b/drivers/md/dm-bio-prison.c index aefb78e3cbf..d9d3f1c7b66 100644 --- a/drivers/md/dm-bio-prison.c +++ b/drivers/md/dm-bio-prison.c @@ -106,9 +106,8 @@ static struct dm_bio_prison_cell *__search_bucket(struct hlist_head *bucket,  						  struct dm_cell_key *key)  {  	struct dm_bio_prison_cell *cell; -	struct hlist_node *tmp; -	hlist_for_each_entry(cell, tmp, bucket, list) +	hlist_for_each_entry(cell, bucket, list)  		if (keys_equal(&cell->key, key))  			return cell; diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c index 651ca79881d..93205e32a00 100644 --- a/drivers/md/dm-bufio.c +++ b/drivers/md/dm-bufio.c @@ -859,9 +859,8 @@ static void __check_watermark(struct dm_bufio_client *c)  static struct dm_buffer *__find(struct dm_bufio_client *c, sector_t block)  {  	struct dm_buffer *b; -	struct hlist_node *hn; -	hlist_for_each_entry(b, hn, &c->cache_hash[DM_BUFIO_HASH(block)], +	hlist_for_each_entry(b, &c->cache_hash[DM_BUFIO_HASH(block)],  			     hash_list) {  		dm_bufio_cond_resched();  		if (b->block == block) diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c index 59fc18ae52c..10079e07edf 100644 --- a/drivers/md/dm-snap.c +++ b/drivers/md/dm-snap.c @@ -227,12 +227,11 @@ static void stop_tracking_chunk(struct dm_snapshot *s, struct bio *bio)  static int __chunk_is_tracked(struct dm_snapshot *s, chunk_t chunk)  {  	struct dm_snap_tracked_chunk *c; -	struct hlist_node *hn;  	int found = 0;  	spin_lock_irq(&s->tracked_chunk_lock); -	hlist_for_each_entry(c, hn, +	hlist_for_each_entry(c,  	    &s->tracked_chunk_hash[DM_TRACKED_CHUNK_HASH(chunk)], node) {  		if (c->chunk == chunk) {  			found = 1; diff --git a/drivers/md/persistent-data/dm-transaction-manager.c b/drivers/md/persistent-data/dm-transaction-manager.c index 7b17a1fdeaf..81da1a26042 100644 --- a/drivers/md/persistent-data/dm-transaction-manager.c +++ b/drivers/md/persistent-data/dm-transaction-manager.c @@ -46,10 +46,9 @@ static int is_shadow(struct dm_transaction_manager *tm, dm_block_t b)  	int r = 0;  	unsigned bucket = dm_hash_block(b, DM_HASH_MASK);  	struct shadow_info *si; -	struct hlist_node *n;  	spin_lock(&tm->lock); -	hlist_for_each_entry(si, n, tm->buckets + bucket, hlist) +	hlist_for_each_entry(si, tm->buckets + bucket, hlist)  		if (si->where == b) {  			r = 1;  			break; @@ -81,14 +80,14 @@ static void insert_shadow(struct dm_transaction_manager *tm, dm_block_t b)  static void wipe_shadow_table(struct dm_transaction_manager *tm)  {  	struct shadow_info *si; -	struct hlist_node *n, *tmp; +	struct hlist_node *tmp;  	struct hlist_head *bucket;  	int i;  	spin_lock(&tm->lock);  	for (i = 0; i < DM_HASH_SIZE; i++) {  		bucket = tm->buckets + i; -		hlist_for_each_entry_safe(si, n, tmp, bucket, hlist) +		hlist_for_each_entry_safe(si, tmp, bucket, hlist)  			kfree(si);  		INIT_HLIST_HEAD(bucket); diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 19d77a02663..697f026cb31 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -365,10 +365,9 @@ static struct stripe_head *__find_stripe(struct r5conf *conf, sector_t sector,  					 short generation)  {  	struct stripe_head *sh; -	struct hlist_node *hn;  	pr_debug("__find_stripe, sector %llu\n", (unsigned long long)sector); -	hlist_for_each_entry(sh, hn, stripe_hash(conf, sector), hash) +	hlist_for_each_entry(sh, stripe_hash(conf, sector), hash)  		if (sh->sector == sector && sh->generation == generation)  			return sh;  	pr_debug("__stripe %llu not in cache\n", (unsigned long long)sector); diff --git a/drivers/misc/sgi-gru/grutlbpurge.c b/drivers/misc/sgi-gru/grutlbpurge.c index 240a6d36166..2129274ef7a 100644 --- a/drivers/misc/sgi-gru/grutlbpurge.c +++ b/drivers/misc/sgi-gru/grutlbpurge.c @@ -280,11 +280,10 @@ static struct mmu_notifier *mmu_find_ops(struct mm_struct *mm,  			const struct mmu_notifier_ops *ops)  {  	struct mmu_notifier *mn, *gru_mn = NULL; -	struct hlist_node *n;  	if (mm->mmu_notifier_mm) {  		rcu_read_lock(); -		hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, +		hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list,  					 hlist)  		    if (mn->ops == ops) {  			gru_mn = mn; diff --git a/drivers/misc/vmw_vmci/vmci_doorbell.c b/drivers/misc/vmw_vmci/vmci_doorbell.c index c3e8397f62e..a8cee33ae8d 100644 --- a/drivers/misc/vmw_vmci/vmci_doorbell.c +++ b/drivers/misc/vmw_vmci/vmci_doorbell.c @@ -127,9 +127,8 @@ static struct dbell_entry *dbell_index_table_find(u32 idx)  {  	u32 bucket = VMCI_DOORBELL_HASH(idx);  	struct dbell_entry *dbell; -	struct hlist_node *node; -	hlist_for_each_entry(dbell, node, &vmci_doorbell_it.entries[bucket], +	hlist_for_each_entry(dbell, &vmci_doorbell_it.entries[bucket],  			     node) {  		if (idx == dbell->idx)  			return dbell; @@ -359,12 +358,10 @@ static void dbell_fire_entries(u32 notify_idx)  {  	u32 bucket = VMCI_DOORBELL_HASH(notify_idx);  	struct dbell_entry *dbell; -	struct hlist_node *node;  	spin_lock_bh(&vmci_doorbell_it.lock); -	hlist_for_each_entry(dbell, node, -			     &vmci_doorbell_it.entries[bucket], node) { +	hlist_for_each_entry(dbell, &vmci_doorbell_it.entries[bucket], node) {  		if (dbell->idx == notify_idx &&  		    atomic_read(&dbell->active) == 1) {  			if (dbell->run_delayed) { diff --git a/drivers/misc/vmw_vmci/vmci_resource.c b/drivers/misc/vmw_vmci/vmci_resource.c index a196f84a4fd..9a53a30de44 100644 --- a/drivers/misc/vmw_vmci/vmci_resource.c +++ b/drivers/misc/vmw_vmci/vmci_resource.c @@ -46,11 +46,10 @@ static struct vmci_resource *vmci_resource_lookup(struct vmci_handle handle,  						  enum vmci_resource_type type)  {  	struct vmci_resource *r, *resource = NULL; -	struct hlist_node *node;  	unsigned int idx = vmci_resource_hash(handle);  	rcu_read_lock(); -	hlist_for_each_entry_rcu(r, node, +	hlist_for_each_entry_rcu(r,  				 &vmci_resource_table.entries[idx], node) {  		u32 cid = r->handle.context;  		u32 rid = r->handle.resource; @@ -146,12 +145,11 @@ void vmci_resource_remove(struct vmci_resource *resource)  	struct vmci_handle handle = resource->handle;  	unsigned int idx = vmci_resource_hash(handle);  	struct vmci_resource *r; -	struct hlist_node *node;  	/* Remove resource from hash table. */  	spin_lock(&vmci_resource_table.lock); -	hlist_for_each_entry(r, node, &vmci_resource_table.entries[idx], node) { +	hlist_for_each_entry(r, &vmci_resource_table.entries[idx], node) {  		if (vmci_handle_is_equal(r->handle, resource->handle)) {  			hlist_del_init_rcu(&r->node);  			break; diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c index f4d2e9e3c6d..c3f1afd8690 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c @@ -2197,13 +2197,13 @@ static int ixgbe_get_ethtool_fdir_entry(struct ixgbe_adapter *adapter,  	union ixgbe_atr_input *mask = &adapter->fdir_mask;  	struct ethtool_rx_flow_spec *fsp =  		(struct ethtool_rx_flow_spec *)&cmd->fs; -	struct hlist_node *node, *node2; +	struct hlist_node *node2;  	struct ixgbe_fdir_filter *rule = NULL;  	/* report total rule count */  	cmd->data = (1024 << adapter->fdir_pballoc) - 2; -	hlist_for_each_entry_safe(rule, node, node2, +	hlist_for_each_entry_safe(rule, node2,  				  &adapter->fdir_filter_list, fdir_node) {  		if (fsp->location <= rule->sw_idx)  			break; @@ -2264,14 +2264,14 @@ static int ixgbe_get_ethtool_fdir_all(struct ixgbe_adapter *adapter,  				      struct ethtool_rxnfc *cmd,  				      u32 *rule_locs)  { -	struct hlist_node *node, *node2; +	struct hlist_node *node2;  	struct ixgbe_fdir_filter *rule;  	int cnt = 0;  	/* report total rule count */  	cmd->data = (1024 << adapter->fdir_pballoc) - 2; -	hlist_for_each_entry_safe(rule, node, node2, +	hlist_for_each_entry_safe(rule, node2,  				  &adapter->fdir_filter_list, fdir_node) {  		if (cnt == cmd->rule_cnt)  			return -EMSGSIZE; @@ -2358,19 +2358,19 @@ static int ixgbe_update_ethtool_fdir_entry(struct ixgbe_adapter *adapter,  					   u16 sw_idx)  {  	struct ixgbe_hw *hw = &adapter->hw; -	struct hlist_node *node, *node2, *parent; -	struct ixgbe_fdir_filter *rule; +	struct hlist_node *node2; +	struct ixgbe_fdir_filter *rule, *parent;  	int err = -EINVAL;  	parent = NULL;  	rule = NULL; -	hlist_for_each_entry_safe(rule, node, node2, +	hlist_for_each_entry_safe(rule, node2,  				  &adapter->fdir_filter_list, fdir_node) {  		/* hash found, or no matching entry */  		if (rule->sw_idx >= sw_idx)  			break; -		parent = node; +		parent = rule;  	}  	/* if there is an old rule occupying our place remove it */ @@ -2399,7 +2399,7 @@ static int ixgbe_update_ethtool_fdir_entry(struct ixgbe_adapter *adapter,  	/* add filter to the list */  	if (parent) -		hlist_add_after(parent, &input->fdir_node); +		hlist_add_after(&parent->fdir_node, &input->fdir_node);  	else  		hlist_add_head(&input->fdir_node,  			       &adapter->fdir_filter_list); diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 68478d6dfa2..db5611ae407 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -3891,7 +3891,7 @@ static void ixgbe_configure_pb(struct ixgbe_adapter *adapter)  static void ixgbe_fdir_filter_restore(struct ixgbe_adapter *adapter)  {  	struct ixgbe_hw *hw = &adapter->hw; -	struct hlist_node *node, *node2; +	struct hlist_node *node2;  	struct ixgbe_fdir_filter *filter;  	spin_lock(&adapter->fdir_perfect_lock); @@ -3899,7 +3899,7 @@ static void ixgbe_fdir_filter_restore(struct ixgbe_adapter *adapter)  	if (!hlist_empty(&adapter->fdir_filter_list))  		ixgbe_fdir_set_input_mask_82599(hw, &adapter->fdir_mask); -	hlist_for_each_entry_safe(filter, node, node2, +	hlist_for_each_entry_safe(filter, node2,  				  &adapter->fdir_filter_list, fdir_node) {  		ixgbe_fdir_write_perfect_filter_82599(hw,  				&filter->filter, @@ -4356,12 +4356,12 @@ static void ixgbe_clean_all_tx_rings(struct ixgbe_adapter *adapter)  static void ixgbe_fdir_filter_exit(struct ixgbe_adapter *adapter)  { -	struct hlist_node *node, *node2; +	struct hlist_node *node2;  	struct ixgbe_fdir_filter *filter;  	spin_lock(&adapter->fdir_perfect_lock); -	hlist_for_each_entry_safe(filter, node, node2, +	hlist_for_each_entry_safe(filter, node2,  				  &adapter->fdir_filter_list, fdir_node) {  		hlist_del(&filter->fdir_node);  		kfree(filter); diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 5385474bb52..bb4d8d99f36 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -225,11 +225,10 @@ static inline struct mlx4_en_filter *  mlx4_en_filter_find(struct mlx4_en_priv *priv, __be32 src_ip, __be32 dst_ip,  		    __be16 src_port, __be16 dst_port)  { -	struct hlist_node *elem;  	struct mlx4_en_filter *filter;  	struct mlx4_en_filter *ret = NULL; -	hlist_for_each_entry(filter, elem, +	hlist_for_each_entry(filter,  			     filter_hash_bucket(priv, src_ip, dst_ip,  						src_port, dst_port),  			     filter_chain) { @@ -574,13 +573,13 @@ static void mlx4_en_put_qp(struct mlx4_en_priv *priv)  	if (dev->caps.steering_mode != MLX4_STEERING_MODE_A0) {  		struct mlx4_mac_entry *entry; -		struct hlist_node *n, *tmp; +		struct hlist_node *tmp;  		struct hlist_head *bucket;  		unsigned int mac_hash;  		mac_hash = priv->dev->dev_addr[MLX4_EN_MAC_HASH_IDX];  		bucket = &priv->mac_hash[mac_hash]; -		hlist_for_each_entry_safe(entry, n, tmp, bucket, hlist) { +		hlist_for_each_entry_safe(entry, tmp, bucket, hlist) {  			if (ether_addr_equal_64bits(entry->mac,  						    priv->dev->dev_addr)) {  				en_dbg(DRV, priv, "Releasing qp: port %d, MAC %pM, qpn %d\n", @@ -609,11 +608,11 @@ static int mlx4_en_replace_mac(struct mlx4_en_priv *priv, int qpn,  		struct hlist_head *bucket;  		unsigned int mac_hash;  		struct mlx4_mac_entry *entry; -		struct hlist_node *n, *tmp; +		struct hlist_node *tmp;  		u64 prev_mac_u64 = mlx4_en_mac_to_u64(prev_mac);  		bucket = &priv->mac_hash[prev_mac[MLX4_EN_MAC_HASH_IDX]]; -		hlist_for_each_entry_safe(entry, n, tmp, bucket, hlist) { +		hlist_for_each_entry_safe(entry, tmp, bucket, hlist) {  			if (ether_addr_equal_64bits(entry->mac, prev_mac)) {  				mlx4_en_uc_steer_release(priv, entry->mac,  							 qpn, entry->reg_id); @@ -1019,7 +1018,7 @@ static void mlx4_en_do_uc_filter(struct mlx4_en_priv *priv,  {  	struct netdev_hw_addr *ha;  	struct mlx4_mac_entry *entry; -	struct hlist_node *n, *tmp; +	struct hlist_node *tmp;  	bool found;  	u64 mac;  	int err = 0; @@ -1035,7 +1034,7 @@ static void mlx4_en_do_uc_filter(struct mlx4_en_priv *priv,  	/* find what to remove */  	for (i = 0; i < MLX4_EN_MAC_HASH_SIZE; ++i) {  		bucket = &priv->mac_hash[i]; -		hlist_for_each_entry_safe(entry, n, tmp, bucket, hlist) { +		hlist_for_each_entry_safe(entry, tmp, bucket, hlist) {  			found = false;  			netdev_for_each_uc_addr(ha, dev) {  				if (ether_addr_equal_64bits(entry->mac, @@ -1078,7 +1077,7 @@ static void mlx4_en_do_uc_filter(struct mlx4_en_priv *priv,  	netdev_for_each_uc_addr(ha, dev) {  		found = false;  		bucket = &priv->mac_hash[ha->addr[MLX4_EN_MAC_HASH_IDX]]; -		hlist_for_each_entry(entry, n, bucket, hlist) { +		hlist_for_each_entry(entry, bucket, hlist) {  			if (ether_addr_equal_64bits(entry->mac, ha->addr)) {  				found = true;  				break; diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c index ce38654bbdd..c7f856308e1 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c @@ -35,6 +35,7 @@  #include <linux/slab.h>  #include <linux/mlx4/qp.h>  #include <linux/skbuff.h> +#include <linux/rculist.h>  #include <linux/if_ether.h>  #include <linux/if_vlan.h>  #include <linux/vmalloc.h> @@ -617,7 +618,6 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud  			if (is_multicast_ether_addr(ethh->h_dest)) {  				struct mlx4_mac_entry *entry; -				struct hlist_node *n;  				struct hlist_head *bucket;  				unsigned int mac_hash; @@ -625,7 +625,7 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud  				mac_hash = ethh->h_source[MLX4_EN_MAC_HASH_IDX];  				bucket = &priv->mac_hash[mac_hash];  				rcu_read_lock(); -				hlist_for_each_entry_rcu(entry, n, bucket, hlist) { +				hlist_for_each_entry_rcu(entry, bucket, hlist) {  					if (ether_addr_equal_64bits(entry->mac,  								    ethh->h_source)) {  						rcu_read_unlock(); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c index 325e11e1ce0..f89cc7a3fe6 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c @@ -576,7 +576,7 @@ void qlcnic_free_mac_list(struct qlcnic_adapter *adapter)  void qlcnic_prune_lb_filters(struct qlcnic_adapter *adapter)  {  	struct qlcnic_filter *tmp_fil; -	struct hlist_node *tmp_hnode, *n; +	struct hlist_node *n;  	struct hlist_head *head;  	int i;  	unsigned long time; @@ -584,7 +584,7 @@ void qlcnic_prune_lb_filters(struct qlcnic_adapter *adapter)  	for (i = 0; i < adapter->fhash.fbucket_size; i++) {  		head = &(adapter->fhash.fhead[i]); -		hlist_for_each_entry_safe(tmp_fil, tmp_hnode, n, head, fnode) { +		hlist_for_each_entry_safe(tmp_fil, n, head, fnode) {  			cmd =  tmp_fil->vlan_id ? QLCNIC_MAC_VLAN_DEL :  						  QLCNIC_MAC_DEL;  			time = tmp_fil->ftime; @@ -604,7 +604,7 @@ void qlcnic_prune_lb_filters(struct qlcnic_adapter *adapter)  	for (i = 0; i < adapter->rx_fhash.fbucket_size; i++) {  		head = &(adapter->rx_fhash.fhead[i]); -		hlist_for_each_entry_safe(tmp_fil, tmp_hnode, n, head, fnode) +		hlist_for_each_entry_safe(tmp_fil, n, head, fnode)  		{  			time = tmp_fil->ftime;  			if (jiffies > (QLCNIC_FILTER_AGE * HZ + time)) { @@ -621,14 +621,14 @@ void qlcnic_prune_lb_filters(struct qlcnic_adapter *adapter)  void qlcnic_delete_lb_filters(struct qlcnic_adapter *adapter)  {  	struct qlcnic_filter *tmp_fil; -	struct hlist_node *tmp_hnode, *n; +	struct hlist_node *n;  	struct hlist_head *head;  	int i;  	u8 cmd;  	for (i = 0; i < adapter->fhash.fbucket_size; i++) {  		head = &(adapter->fhash.fhead[i]); -		hlist_for_each_entry_safe(tmp_fil, tmp_hnode, n, head, fnode) { +		hlist_for_each_entry_safe(tmp_fil, n, head, fnode) {  			cmd =  tmp_fil->vlan_id ? QLCNIC_MAC_VLAN_DEL :  						  QLCNIC_MAC_DEL;  			qlcnic_sre_macaddr_change(adapter, diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c index 6387e0cc3ea..0e630061bff 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c @@ -162,7 +162,7 @@ void qlcnic_add_lb_filter(struct qlcnic_adapter *adapter, struct sk_buff *skb,  {  	struct ethhdr *phdr = (struct ethhdr *)(skb->data);  	struct qlcnic_filter *fil, *tmp_fil; -	struct hlist_node *tmp_hnode, *n; +	struct hlist_node *n;  	struct hlist_head *head;  	unsigned long time;  	u64 src_addr = 0; @@ -179,7 +179,7 @@ void qlcnic_add_lb_filter(struct qlcnic_adapter *adapter, struct sk_buff *skb,  			 (adapter->fhash.fbucket_size - 1);  		head = &(adapter->rx_fhash.fhead[hindex]); -		hlist_for_each_entry_safe(tmp_fil, tmp_hnode, n, head, fnode) { +		hlist_for_each_entry_safe(tmp_fil, n, head, fnode) {  			if (!memcmp(tmp_fil->faddr, &src_addr, ETH_ALEN) &&  			    tmp_fil->vlan_id == vlan_id) {  				time = tmp_fil->ftime; @@ -205,7 +205,7 @@ void qlcnic_add_lb_filter(struct qlcnic_adapter *adapter, struct sk_buff *skb,  			 (adapter->fhash.fbucket_size - 1);  		head = &(adapter->rx_fhash.fhead[hindex]);  		spin_lock(&adapter->rx_mac_learn_lock); -		hlist_for_each_entry_safe(tmp_fil, tmp_hnode, n, head, fnode) { +		hlist_for_each_entry_safe(tmp_fil, n, head, fnode) {  			if (!memcmp(tmp_fil->faddr, &src_addr, ETH_ALEN) &&  			    tmp_fil->vlan_id == vlan_id) {  				found = 1; @@ -272,7 +272,7 @@ static void qlcnic_send_filter(struct qlcnic_adapter *adapter,  			       struct sk_buff *skb)  {  	struct qlcnic_filter *fil, *tmp_fil; -	struct hlist_node *tmp_hnode, *n; +	struct hlist_node *n;  	struct hlist_head *head;  	struct net_device *netdev = adapter->netdev;  	struct ethhdr *phdr = (struct ethhdr *)(skb->data); @@ -294,7 +294,7 @@ static void qlcnic_send_filter(struct qlcnic_adapter *adapter,  	hindex = qlcnic_mac_hash(src_addr) & (adapter->fhash.fbucket_size - 1);  	head = &(adapter->fhash.fhead[hindex]); -	hlist_for_each_entry_safe(tmp_fil, tmp_hnode, n, head, fnode) { +	hlist_for_each_entry_safe(tmp_fil, n, head, fnode) {  		if (!memcmp(tmp_fil->faddr, &src_addr, ETH_ALEN) &&  		    tmp_fil->vlan_id == vlan_id) {  			if (jiffies > (QLCNIC_READD_AGE * HZ + tmp_fil->ftime)) diff --git a/drivers/net/ethernet/sun/sunvnet.c b/drivers/net/ethernet/sun/sunvnet.c index 289b4eefb42..1df0ff3839e 100644 --- a/drivers/net/ethernet/sun/sunvnet.c +++ b/drivers/net/ethernet/sun/sunvnet.c @@ -614,10 +614,9 @@ struct vnet_port *__tx_port_find(struct vnet *vp, struct sk_buff *skb)  {  	unsigned int hash = vnet_hashfn(skb->data);  	struct hlist_head *hp = &vp->port_hash[hash]; -	struct hlist_node *n;  	struct vnet_port *port; -	hlist_for_each_entry(port, n, hp, hash) { +	hlist_for_each_entry(port, hp, hash) {  		if (ether_addr_equal(port->raddr, skb->data))  			return port;  	} diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c index defcd8a8574..417b2af1aa8 100644 --- a/drivers/net/macvlan.c +++ b/drivers/net/macvlan.c @@ -55,9 +55,8 @@ static struct macvlan_dev *macvlan_hash_lookup(const struct macvlan_port *port,  					       const unsigned char *addr)  {  	struct macvlan_dev *vlan; -	struct hlist_node *n; -	hlist_for_each_entry_rcu(vlan, n, &port->vlan_hash[addr[5]], hlist) { +	hlist_for_each_entry_rcu(vlan, &port->vlan_hash[addr[5]], hlist) {  		if (ether_addr_equal_64bits(vlan->dev->dev_addr, addr))  			return vlan;  	} @@ -149,7 +148,6 @@ static void macvlan_broadcast(struct sk_buff *skb,  {  	const struct ethhdr *eth = eth_hdr(skb);  	const struct macvlan_dev *vlan; -	struct hlist_node *n;  	struct sk_buff *nskb;  	unsigned int i;  	int err; @@ -159,7 +157,7 @@ static void macvlan_broadcast(struct sk_buff *skb,  		return;  	for (i = 0; i < MACVLAN_HASH_SIZE; i++) { -		hlist_for_each_entry_rcu(vlan, n, &port->vlan_hash[i], hlist) { +		hlist_for_each_entry_rcu(vlan, &port->vlan_hash[i], hlist) {  			if (vlan->dev == src || !(vlan->mode & mode))  				continue; diff --git a/drivers/net/tun.c b/drivers/net/tun.c index b6f45c5d84d..2c6a22e278e 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -197,9 +197,8 @@ static inline u32 tun_hashfn(u32 rxhash)  static struct tun_flow_entry *tun_flow_find(struct hlist_head *head, u32 rxhash)  {  	struct tun_flow_entry *e; -	struct hlist_node *n; -	hlist_for_each_entry_rcu(e, n, head, hash_link) { +	hlist_for_each_entry_rcu(e, head, hash_link) {  		if (e->rxhash == rxhash)  			return e;  	} @@ -241,9 +240,9 @@ static void tun_flow_flush(struct tun_struct *tun)  	spin_lock_bh(&tun->lock);  	for (i = 0; i < TUN_NUM_FLOW_ENTRIES; i++) {  		struct tun_flow_entry *e; -		struct hlist_node *h, *n; +		struct hlist_node *n; -		hlist_for_each_entry_safe(e, h, n, &tun->flows[i], hash_link) +		hlist_for_each_entry_safe(e, n, &tun->flows[i], hash_link)  			tun_flow_delete(tun, e);  	}  	spin_unlock_bh(&tun->lock); @@ -256,9 +255,9 @@ static void tun_flow_delete_by_queue(struct tun_struct *tun, u16 queue_index)  	spin_lock_bh(&tun->lock);  	for (i = 0; i < TUN_NUM_FLOW_ENTRIES; i++) {  		struct tun_flow_entry *e; -		struct hlist_node *h, *n; +		struct hlist_node *n; -		hlist_for_each_entry_safe(e, h, n, &tun->flows[i], hash_link) { +		hlist_for_each_entry_safe(e, n, &tun->flows[i], hash_link) {  			if (e->queue_index == queue_index)  				tun_flow_delete(tun, e);  		} @@ -279,9 +278,9 @@ static void tun_flow_cleanup(unsigned long data)  	spin_lock_bh(&tun->lock);  	for (i = 0; i < TUN_NUM_FLOW_ENTRIES; i++) {  		struct tun_flow_entry *e; -		struct hlist_node *h, *n; +		struct hlist_node *n; -		hlist_for_each_entry_safe(e, h, n, &tun->flows[i], hash_link) { +		hlist_for_each_entry_safe(e, n, &tun->flows[i], hash_link) {  			unsigned long this_timer;  			count++;  			this_timer = e->updated + delay; diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index f736823f843..f10e58ac9c1 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -145,9 +145,8 @@ static inline struct hlist_head *vni_head(struct net *net, u32 id)  static struct vxlan_dev *vxlan_find_vni(struct net *net, u32 id)  {  	struct vxlan_dev *vxlan; -	struct hlist_node *node; -	hlist_for_each_entry_rcu(vxlan, node, vni_head(net, id), hlist) { +	hlist_for_each_entry_rcu(vxlan, vni_head(net, id), hlist) {  		if (vxlan->vni == id)  			return vxlan;  	} @@ -292,9 +291,8 @@ static struct vxlan_fdb *vxlan_find_mac(struct vxlan_dev *vxlan,  {  	struct hlist_head *head = vxlan_fdb_head(vxlan, mac);  	struct vxlan_fdb *f; -	struct hlist_node *node; -	hlist_for_each_entry_rcu(f, node, head, hlist) { +	hlist_for_each_entry_rcu(f, head, hlist) {  		if (compare_ether_addr(mac, f->eth_addr) == 0)  			return f;  	} @@ -422,10 +420,9 @@ static int vxlan_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb,  	for (h = 0; h < FDB_HASH_SIZE; ++h) {  		struct vxlan_fdb *f; -		struct hlist_node *n;  		int err; -		hlist_for_each_entry_rcu(f, n, &vxlan->fdb_head[h], hlist) { +		hlist_for_each_entry_rcu(f, &vxlan->fdb_head[h], hlist) {  			if (idx < cb->args[0])  				goto skip; @@ -483,11 +480,10 @@ static bool vxlan_group_used(struct vxlan_net *vn,  			     const struct vxlan_dev *this)  {  	const struct vxlan_dev *vxlan; -	struct hlist_node *node;  	unsigned h;  	for (h = 0; h < VNI_HASH_SIZE; ++h) -		hlist_for_each_entry(vxlan, node, &vn->vni_list[h], hlist) { +		hlist_for_each_entry(vxlan, &vn->vni_list[h], hlist) {  			if (vxlan == this)  				continue; diff --git a/drivers/net/wireless/zd1201.c b/drivers/net/wireless/zd1201.c index 48273dd05b6..4941f201d6c 100644 --- a/drivers/net/wireless/zd1201.c +++ b/drivers/net/wireless/zd1201.c @@ -309,7 +309,6 @@ static void zd1201_usbrx(struct urb *urb)  	if (data[urb->actual_length-1] == ZD1201_PACKET_RXDATA) {  		int datalen = urb->actual_length-1;  		unsigned short len, fc, seq; -		struct hlist_node *node;  		len = ntohs(*(__be16 *)&data[datalen-2]);  		if (len>datalen) @@ -362,7 +361,7 @@ static void zd1201_usbrx(struct urb *urb)  				hlist_add_head(&frag->fnode, &zd->fraglist);  				goto resubmit;  			} -			hlist_for_each_entry(frag, node, &zd->fraglist, fnode) +			hlist_for_each_entry(frag, &zd->fraglist, fnode)  				if (frag->seq == (seq&IEEE80211_SCTL_SEQ))  					break;  			if (!frag) @@ -1831,14 +1830,14 @@ err_zd:  static void zd1201_disconnect(struct usb_interface *interface)  {  	struct zd1201 *zd = usb_get_intfdata(interface); -	struct hlist_node *node, *node2; +	struct hlist_node *node2;  	struct zd1201_frag *frag;  	if (!zd)  		return;  	usb_set_intfdata(interface, NULL); -	hlist_for_each_entry_safe(frag, node, node2, &zd->fraglist, fnode) { +	hlist_for_each_entry_safe(frag, node2, &zd->fraglist, fnode) {  		hlist_del_init(&frag->fnode);  		kfree_skb(frag->skb);  		kfree(frag); diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 924e4665bd5..b099e0025d2 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -842,9 +842,8 @@ static struct pci_cap_saved_state *pci_find_saved_cap(  	struct pci_dev *pci_dev, char cap)  {  	struct pci_cap_saved_state *tmp; -	struct hlist_node *pos; -	hlist_for_each_entry(tmp, pos, &pci_dev->saved_cap_space, next) { +	hlist_for_each_entry(tmp, &pci_dev->saved_cap_space, next) {  		if (tmp->cap.cap_nr == cap)  			return tmp;  	} @@ -1041,7 +1040,6 @@ struct pci_saved_state *pci_store_saved_state(struct pci_dev *dev)  	struct pci_saved_state *state;  	struct pci_cap_saved_state *tmp;  	struct pci_cap_saved_data *cap; -	struct hlist_node *pos;  	size_t size;  	if (!dev->state_saved) @@ -1049,7 +1047,7 @@ struct pci_saved_state *pci_store_saved_state(struct pci_dev *dev)  	size = sizeof(*state) + sizeof(struct pci_cap_saved_data); -	hlist_for_each_entry(tmp, pos, &dev->saved_cap_space, next) +	hlist_for_each_entry(tmp, &dev->saved_cap_space, next)  		size += sizeof(struct pci_cap_saved_data) + tmp->cap.size;  	state = kzalloc(size, GFP_KERNEL); @@ -1060,7 +1058,7 @@ struct pci_saved_state *pci_store_saved_state(struct pci_dev *dev)  	       sizeof(state->config_space));  	cap = state->cap; -	hlist_for_each_entry(tmp, pos, &dev->saved_cap_space, next) { +	hlist_for_each_entry(tmp, &dev->saved_cap_space, next) {  		size_t len = sizeof(struct pci_cap_saved_data) + tmp->cap.size;  		memcpy(cap, &tmp->cap, len);  		cap = (struct pci_cap_saved_data *)((u8 *)cap + len); @@ -2038,9 +2036,9 @@ void pci_allocate_cap_save_buffers(struct pci_dev *dev)  void pci_free_cap_save_buffers(struct pci_dev *dev)  {  	struct pci_cap_saved_state *tmp; -	struct hlist_node *pos, *n; +	struct hlist_node *n; -	hlist_for_each_entry_safe(tmp, pos, n, &dev->saved_cap_space, next) +	hlist_for_each_entry_safe(tmp, n, &dev->saved_cap_space, next)  		kfree(tmp);  } diff --git a/drivers/staging/android/binder.c b/drivers/staging/android/binder.c index 538ebe21312..24456a0de6b 100644 --- a/drivers/staging/android/binder.c +++ b/drivers/staging/android/binder.c @@ -2880,7 +2880,6 @@ static int binder_release(struct inode *nodp, struct file *filp)  static void binder_deferred_release(struct binder_proc *proc)  { -	struct hlist_node *pos;  	struct binder_transaction *t;  	struct rb_node *n;  	int threads, nodes, incoming_refs, outgoing_refs, buffers, active_transactions, page_count; @@ -2924,7 +2923,7 @@ static void binder_deferred_release(struct binder_proc *proc)  			node->local_weak_refs = 0;  			hlist_add_head(&node->dead_node, &binder_dead_nodes); -			hlist_for_each_entry(ref, pos, &node->refs, node_entry) { +			hlist_for_each_entry(ref, &node->refs, node_entry) {  				incoming_refs++;  				if (ref->death) {  					death++; @@ -3156,12 +3155,11 @@ static void print_binder_thread(struct seq_file *m,  static void print_binder_node(struct seq_file *m, struct binder_node *node)  {  	struct binder_ref *ref; -	struct hlist_node *pos;  	struct binder_work *w;  	int count;  	count = 0; -	hlist_for_each_entry(ref, pos, &node->refs, node_entry) +	hlist_for_each_entry(ref, &node->refs, node_entry)  		count++;  	seq_printf(m, "  node %d: u%p c%p hs %d hw %d ls %d lw %d is %d iw %d", @@ -3171,7 +3169,7 @@ static void print_binder_node(struct seq_file *m, struct binder_node *node)  		   node->internal_strong_refs, count);  	if (count) {  		seq_puts(m, " proc"); -		hlist_for_each_entry(ref, pos, &node->refs, node_entry) +		hlist_for_each_entry(ref, &node->refs, node_entry)  			seq_printf(m, " %d", ref->proc->pid);  	}  	seq_puts(m, "\n"); @@ -3369,7 +3367,6 @@ static void print_binder_proc_stats(struct seq_file *m,  static int binder_state_show(struct seq_file *m, void *unused)  {  	struct binder_proc *proc; -	struct hlist_node *pos;  	struct binder_node *node;  	int do_lock = !binder_debug_no_lock; @@ -3380,10 +3377,10 @@ static int binder_state_show(struct seq_file *m, void *unused)  	if (!hlist_empty(&binder_dead_nodes))  		seq_puts(m, "dead nodes:\n"); -	hlist_for_each_entry(node, pos, &binder_dead_nodes, dead_node) +	hlist_for_each_entry(node, &binder_dead_nodes, dead_node)  		print_binder_node(m, node); -	hlist_for_each_entry(proc, pos, &binder_procs, proc_node) +	hlist_for_each_entry(proc, &binder_procs, proc_node)  		print_binder_proc(m, proc, 1);  	if (do_lock)  		binder_unlock(__func__); @@ -3393,7 +3390,6 @@ static int binder_state_show(struct seq_file *m, void *unused)  static int binder_stats_show(struct seq_file *m, void *unused)  {  	struct binder_proc *proc; -	struct hlist_node *pos;  	int do_lock = !binder_debug_no_lock;  	if (do_lock) @@ -3403,7 +3399,7 @@ static int binder_stats_show(struct seq_file *m, void *unused)  	print_binder_stats(m, "", &binder_stats); -	hlist_for_each_entry(proc, pos, &binder_procs, proc_node) +	hlist_for_each_entry(proc, &binder_procs, proc_node)  		print_binder_proc_stats(m, proc);  	if (do_lock)  		binder_unlock(__func__); @@ -3413,14 +3409,13 @@ static int binder_stats_show(struct seq_file *m, void *unused)  static int binder_transactions_show(struct seq_file *m, void *unused)  {  	struct binder_proc *proc; -	struct hlist_node *pos;  	int do_lock = !binder_debug_no_lock;  	if (do_lock)  		binder_lock(__func__);  	seq_puts(m, "binder transactions:\n"); -	hlist_for_each_entry(proc, pos, &binder_procs, proc_node) +	hlist_for_each_entry(proc, &binder_procs, proc_node)  		print_binder_proc(m, proc, 0);  	if (do_lock)  		binder_unlock(__func__); diff --git a/drivers/target/tcm_fc/tfc_sess.c b/drivers/target/tcm_fc/tfc_sess.c index 6659dd36e80..113f33598b9 100644 --- a/drivers/target/tcm_fc/tfc_sess.c +++ b/drivers/target/tcm_fc/tfc_sess.c @@ -169,7 +169,6 @@ static struct ft_sess *ft_sess_get(struct fc_lport *lport, u32 port_id)  {  	struct ft_tport *tport;  	struct hlist_head *head; -	struct hlist_node *pos;  	struct ft_sess *sess;  	rcu_read_lock(); @@ -178,7 +177,7 @@ static struct ft_sess *ft_sess_get(struct fc_lport *lport, u32 port_id)  		goto out;  	head = &tport->hash[ft_sess_hash(port_id)]; -	hlist_for_each_entry_rcu(sess, pos, head, hash) { +	hlist_for_each_entry_rcu(sess, head, hash) {  		if (sess->port_id == port_id) {  			kref_get(&sess->kref);  			rcu_read_unlock(); @@ -201,10 +200,9 @@ static struct ft_sess *ft_sess_create(struct ft_tport *tport, u32 port_id,  {  	struct ft_sess *sess;  	struct hlist_head *head; -	struct hlist_node *pos;  	head = &tport->hash[ft_sess_hash(port_id)]; -	hlist_for_each_entry_rcu(sess, pos, head, hash) +	hlist_for_each_entry_rcu(sess, head, hash)  		if (sess->port_id == port_id)  			return sess; @@ -253,11 +251,10 @@ static void ft_sess_unhash(struct ft_sess *sess)  static struct ft_sess *ft_sess_delete(struct ft_tport *tport, u32 port_id)  {  	struct hlist_head *head; -	struct hlist_node *pos;  	struct ft_sess *sess;  	head = &tport->hash[ft_sess_hash(port_id)]; -	hlist_for_each_entry_rcu(sess, pos, head, hash) { +	hlist_for_each_entry_rcu(sess, head, hash) {  		if (sess->port_id == port_id) {  			ft_sess_unhash(sess);  			return sess; @@ -273,12 +270,11 @@ static struct ft_sess *ft_sess_delete(struct ft_tport *tport, u32 port_id)  static void ft_sess_delete_all(struct ft_tport *tport)  {  	struct hlist_head *head; -	struct hlist_node *pos;  	struct ft_sess *sess;  	for (head = tport->hash;  	     head < &tport->hash[FT_SESS_HASH_SIZE]; head++) { -		hlist_for_each_entry_rcu(sess, pos, head, hash) { +		hlist_for_each_entry_rcu(sess, head, hash) {  			ft_sess_unhash(sess);  			transport_deregister_session_configfs(sess->se_sess);  			ft_sess_put(sess);	/* release from table */ diff --git a/fs/affs/amigaffs.c b/fs/affs/amigaffs.c index eb82ee53ee0..d9a43674cb9 100644 --- a/fs/affs/amigaffs.c +++ b/fs/affs/amigaffs.c @@ -125,9 +125,8 @@ static void  affs_fix_dcache(struct inode *inode, u32 entry_ino)  {  	struct dentry *dentry; -	struct hlist_node *p;  	spin_lock(&inode->i_lock); -	hlist_for_each_entry(dentry, p, &inode->i_dentry, d_alias) { +	hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) {  		if (entry_ino == (u32)(long)dentry->d_fsdata) {  			dentry->d_fsdata = (void *)inode->i_ino;  			break; @@ -591,11 +591,10 @@ static struct kioctx *lookup_ioctx(unsigned long ctx_id)  {  	struct mm_struct *mm = current->mm;  	struct kioctx *ctx, *ret = NULL; -	struct hlist_node *n;  	rcu_read_lock(); -	hlist_for_each_entry_rcu(ctx, n, &mm->ioctx_list, list) { +	hlist_for_each_entry_rcu(ctx, &mm->ioctx_list, list) {  		/*  		 * RCU protects us against accessing freed memory but  		 * we have to be careful not to get a reference when the diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index d2a833999bc..83f2606c76d 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -816,10 +816,9 @@ static bool  inode_has_hashed_dentries(struct inode *inode)  {  	struct dentry *dentry; -	struct hlist_node *p;  	spin_lock(&inode->i_lock); -	hlist_for_each_entry(dentry, p, &inode->i_dentry, d_alias) { +	hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) {  		if (!d_unhashed(dentry) || IS_ROOT(dentry)) {  			spin_unlock(&inode->i_lock);  			return true; diff --git a/fs/dcache.c b/fs/dcache.c index 68220dd0c13..fbfae008ba4 100644 --- a/fs/dcache.c +++ b/fs/dcache.c @@ -675,11 +675,10 @@ EXPORT_SYMBOL(dget_parent);  static struct dentry *__d_find_alias(struct inode *inode, int want_discon)  {  	struct dentry *alias, *discon_alias; -	struct hlist_node *p;  again:  	discon_alias = NULL; -	hlist_for_each_entry(alias, p, &inode->i_dentry, d_alias) { +	hlist_for_each_entry(alias, &inode->i_dentry, d_alias) {  		spin_lock(&alias->d_lock);   		if (S_ISDIR(inode->i_mode) || !d_unhashed(alias)) {  			if (IS_ROOT(alias) && @@ -730,10 +729,9 @@ EXPORT_SYMBOL(d_find_alias);  void d_prune_aliases(struct inode *inode)  {  	struct dentry *dentry; -	struct hlist_node *p;  restart:  	spin_lock(&inode->i_lock); -	hlist_for_each_entry(dentry, p, &inode->i_dentry, d_alias) { +	hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) {  		spin_lock(&dentry->d_lock);  		if (!dentry->d_count) {  			__dget_dlock(dentry); @@ -1443,14 +1441,13 @@ static struct dentry *__d_instantiate_unique(struct dentry *entry,  	int len = entry->d_name.len;  	const char *name = entry->d_name.name;  	unsigned int hash = entry->d_name.hash; -	struct hlist_node *p;  	if (!inode) {  		__d_instantiate(entry, NULL);  		return NULL;  	} -	hlist_for_each_entry(alias, p, &inode->i_dentry, d_alias) { +	hlist_for_each_entry(alias, &inode->i_dentry, d_alias) {  		/*  		 * Don't need alias->d_lock here, because aliases with  		 * d_parent == entry->d_parent are not subject to name or diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c index dd87a31bcc2..4f5ad246582 100644 --- a/fs/dlm/lowcomms.c +++ b/fs/dlm/lowcomms.c @@ -177,12 +177,11 @@ static inline int nodeid_hash(int nodeid)  static struct connection *__find_con(int nodeid)  {  	int r; -	struct hlist_node *h;  	struct connection *con;  	r = nodeid_hash(nodeid); -	hlist_for_each_entry(con, h, &connection_hash[r], list) { +	hlist_for_each_entry(con, &connection_hash[r], list) {  		if (con->nodeid == nodeid)  			return con;  	} @@ -232,13 +231,12 @@ static struct connection *__nodeid2con(int nodeid, gfp_t alloc)  static void foreach_conn(void (*conn_func)(struct connection *c))  {  	int i; -	struct hlist_node *h, *n; +	struct hlist_node *n;  	struct connection *con;  	for (i = 0; i < CONN_HASH_SIZE; i++) { -		hlist_for_each_entry_safe(con, h, n, &connection_hash[i], list){ +		hlist_for_each_entry_safe(con, n, &connection_hash[i], list)  			conn_func(con); -		}  	}  } @@ -257,13 +255,12 @@ static struct connection *nodeid2con(int nodeid, gfp_t allocation)  static struct connection *assoc2con(int assoc_id)  {  	int i; -	struct hlist_node *h;  	struct connection *con;  	mutex_lock(&connections_lock);  	for (i = 0 ; i < CONN_HASH_SIZE; i++) { -		hlist_for_each_entry(con, h, &connection_hash[i], list) { +		hlist_for_each_entry(con, &connection_hash[i], list) {  			if (con->sctp_assoc == assoc_id) {  				mutex_unlock(&connections_lock);  				return con; diff --git a/fs/ecryptfs/messaging.c b/fs/ecryptfs/messaging.c index 5fa2471796c..8d7a577ae49 100644 --- a/fs/ecryptfs/messaging.c +++ b/fs/ecryptfs/messaging.c @@ -115,10 +115,9 @@ void ecryptfs_msg_ctx_alloc_to_free(struct ecryptfs_msg_ctx *msg_ctx)   */  int ecryptfs_find_daemon_by_euid(struct ecryptfs_daemon **daemon)  { -	struct hlist_node *elem;  	int rc; -	hlist_for_each_entry(*daemon, elem, +	hlist_for_each_entry(*daemon,  			    &ecryptfs_daemon_hash[ecryptfs_current_euid_hash()],  			    euid_chain) {  		if (uid_eq((*daemon)->file->f_cred->euid, current_euid())) { @@ -445,7 +444,6 @@ void ecryptfs_release_messaging(void)  		mutex_unlock(&ecryptfs_msg_ctx_lists_mux);  	}  	if (ecryptfs_daemon_hash) { -		struct hlist_node *elem;  		struct ecryptfs_daemon *daemon;  		int i; @@ -453,7 +451,7 @@ void ecryptfs_release_messaging(void)  		for (i = 0; i < (1 << ecryptfs_hash_bits); i++) {  			int rc; -			hlist_for_each_entry(daemon, elem, +			hlist_for_each_entry(daemon,  					     &ecryptfs_daemon_hash[i],  					     euid_chain) {  				rc = ecryptfs_exorcise_daemon(daemon); diff --git a/fs/exportfs/expfs.c b/fs/exportfs/expfs.c index 5df4bb4aab1..262fc994098 100644 --- a/fs/exportfs/expfs.c +++ b/fs/exportfs/expfs.c @@ -44,14 +44,13 @@ find_acceptable_alias(struct dentry *result,  {  	struct dentry *dentry, *toput = NULL;  	struct inode *inode; -	struct hlist_node *p;  	if (acceptable(context, result))  		return result;  	inode = result->d_inode;  	spin_lock(&inode->i_lock); -	hlist_for_each_entry(dentry, p, &inode->i_dentry, d_alias) { +	hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) {  		dget(dentry);  		spin_unlock(&inode->i_lock);  		if (toput) diff --git a/fs/fat/inode.c b/fs/fat/inode.c index 780e2080634..acf6e479b44 100644 --- a/fs/fat/inode.c +++ b/fs/fat/inode.c @@ -341,12 +341,11 @@ struct inode *fat_iget(struct super_block *sb, loff_t i_pos)  {  	struct msdos_sb_info *sbi = MSDOS_SB(sb);  	struct hlist_head *head = sbi->inode_hashtable + fat_hash(i_pos); -	struct hlist_node *_p;  	struct msdos_inode_info *i;  	struct inode *inode = NULL;  	spin_lock(&sbi->inode_hash_lock); -	hlist_for_each_entry(i, _p, head, i_fat_hash) { +	hlist_for_each_entry(i, head, i_fat_hash) {  		BUG_ON(i->vfs_inode.i_sb != sb);  		if (i->i_pos != i_pos)  			continue; diff --git a/fs/fat/nfs.c b/fs/fat/nfs.c index ef4b5faba87..499c10438ca 100644 --- a/fs/fat/nfs.c +++ b/fs/fat/nfs.c @@ -21,13 +21,12 @@ static struct inode *fat_dget(struct super_block *sb, int i_logstart)  {  	struct msdos_sb_info *sbi = MSDOS_SB(sb);  	struct hlist_head *head; -	struct hlist_node *_p;  	struct msdos_inode_info *i;  	struct inode *inode = NULL;  	head = sbi->dir_hashtable + fat_dir_hash(i_logstart);  	spin_lock(&sbi->dir_hash_lock); -	hlist_for_each_entry(i, _p, head, i_dir_hash) { +	hlist_for_each_entry(i, head, i_dir_hash) {  		BUG_ON(i->vfs_inode.i_sb != sb);  		if (i->i_logstart != i_logstart)  			continue; diff --git a/fs/fscache/cookie.c b/fs/fscache/cookie.c index 8dcb114758e..e2cba1f60c2 100644 --- a/fs/fscache/cookie.c +++ b/fs/fscache/cookie.c @@ -237,13 +237,12 @@ static int fscache_alloc_object(struct fscache_cache *cache,  				struct fscache_cookie *cookie)  {  	struct fscache_object *object; -	struct hlist_node *_n;  	int ret;  	_enter("%p,%p{%s}", cache, cookie, cookie->def->name);  	spin_lock(&cookie->lock); -	hlist_for_each_entry(object, _n, &cookie->backing_objects, +	hlist_for_each_entry(object, &cookie->backing_objects,  			     cookie_link) {  		if (object->cache == cache)  			goto object_already_extant; @@ -311,7 +310,6 @@ static int fscache_attach_object(struct fscache_cookie *cookie,  {  	struct fscache_object *p;  	struct fscache_cache *cache = object->cache; -	struct hlist_node *_n;  	int ret;  	_enter("{%s},{OBJ%x}", cookie->def->name, object->debug_id); @@ -321,7 +319,7 @@ static int fscache_attach_object(struct fscache_cookie *cookie,  	/* there may be multiple initial creations of this object, but we only  	 * want one */  	ret = -EEXIST; -	hlist_for_each_entry(p, _n, &cookie->backing_objects, cookie_link) { +	hlist_for_each_entry(p, &cookie->backing_objects, cookie_link) {  		if (p->cache == object->cache) {  			if (p->state >= FSCACHE_OBJECT_DYING)  				ret = -ENOBUFS; @@ -331,7 +329,7 @@ static int fscache_attach_object(struct fscache_cookie *cookie,  	/* pin the parent object */  	spin_lock_nested(&cookie->parent->lock, 1); -	hlist_for_each_entry(p, _n, &cookie->parent->backing_objects, +	hlist_for_each_entry(p, &cookie->parent->backing_objects,  			     cookie_link) {  		if (p->cache == object->cache) {  			if (p->state >= FSCACHE_OBJECT_DYING) { @@ -435,7 +433,6 @@ EXPORT_SYMBOL(__fscache_wait_on_invalidate);  void __fscache_update_cookie(struct fscache_cookie *cookie)  {  	struct fscache_object *object; -	struct hlist_node *_p;  	fscache_stat(&fscache_n_updates); @@ -452,7 +449,7 @@ void __fscache_update_cookie(struct fscache_cookie *cookie)  	spin_lock(&cookie->lock);  	/* update the index entry on disk in each cache backing this cookie */ -	hlist_for_each_entry(object, _p, +	hlist_for_each_entry(object,  			     &cookie->backing_objects, cookie_link) {  		fscache_raise_event(object, FSCACHE_OBJECT_EV_UPDATE);  	} diff --git a/fs/inode.c b/fs/inode.c index 67880e60439..f5f7c06c36f 100644 --- a/fs/inode.c +++ b/fs/inode.c @@ -798,11 +798,10 @@ static struct inode *find_inode(struct super_block *sb,  				int (*test)(struct inode *, void *),  				void *data)  { -	struct hlist_node *node;  	struct inode *inode = NULL;  repeat: -	hlist_for_each_entry(inode, node, head, i_hash) { +	hlist_for_each_entry(inode, head, i_hash) {  		spin_lock(&inode->i_lock);  		if (inode->i_sb != sb) {  			spin_unlock(&inode->i_lock); @@ -830,11 +829,10 @@ repeat:  static struct inode *find_inode_fast(struct super_block *sb,  				struct hlist_head *head, unsigned long ino)  { -	struct hlist_node *node;  	struct inode *inode = NULL;  repeat: -	hlist_for_each_entry(inode, node, head, i_hash) { +	hlist_for_each_entry(inode, head, i_hash) {  		spin_lock(&inode->i_lock);  		if (inode->i_ino != ino) {  			spin_unlock(&inode->i_lock); @@ -1132,11 +1130,10 @@ EXPORT_SYMBOL(iget_locked);  static int test_inode_iunique(struct super_block *sb, unsigned long ino)  {  	struct hlist_head *b = inode_hashtable + hash(sb, ino); -	struct hlist_node *node;  	struct inode *inode;  	spin_lock(&inode_hash_lock); -	hlist_for_each_entry(inode, node, b, i_hash) { +	hlist_for_each_entry(inode, b, i_hash) {  		if (inode->i_ino == ino && inode->i_sb == sb) {  			spin_unlock(&inode_hash_lock);  			return 0; @@ -1291,10 +1288,9 @@ int insert_inode_locked(struct inode *inode)  	struct hlist_head *head = inode_hashtable + hash(sb, ino);  	while (1) { -		struct hlist_node *node;  		struct inode *old = NULL;  		spin_lock(&inode_hash_lock); -		hlist_for_each_entry(old, node, head, i_hash) { +		hlist_for_each_entry(old, head, i_hash) {  			if (old->i_ino != ino)  				continue;  			if (old->i_sb != sb) @@ -1306,7 +1302,7 @@ int insert_inode_locked(struct inode *inode)  			}  			break;  		} -		if (likely(!node)) { +		if (likely(!old)) {  			spin_lock(&inode->i_lock);  			inode->i_state |= I_NEW;  			hlist_add_head(&inode->i_hash, head); @@ -1334,11 +1330,10 @@ int insert_inode_locked4(struct inode *inode, unsigned long hashval,  	struct hlist_head *head = inode_hashtable + hash(sb, hashval);  	while (1) { -		struct hlist_node *node;  		struct inode *old = NULL;  		spin_lock(&inode_hash_lock); -		hlist_for_each_entry(old, node, head, i_hash) { +		hlist_for_each_entry(old, head, i_hash) {  			if (old->i_sb != sb)  				continue;  			if (!test(old, data)) @@ -1350,7 +1345,7 @@ int insert_inode_locked4(struct inode *inode, unsigned long hashval,  			}  			break;  		} -		if (likely(!node)) { +		if (likely(!old)) {  			spin_lock(&inode->i_lock);  			inode->i_state |= I_NEW;  			hlist_add_head(&inode->i_hash, head); diff --git a/fs/lockd/host.c b/fs/lockd/host.c index 0e17090c310..abdd75d44dd 100644 --- a/fs/lockd/host.c +++ b/fs/lockd/host.c @@ -32,15 +32,15 @@  static struct hlist_head	nlm_server_hosts[NLM_HOST_NRHASH];  static struct hlist_head	nlm_client_hosts[NLM_HOST_NRHASH]; -#define for_each_host(host, pos, chain, table) \ +#define for_each_host(host, chain, table) \  	for ((chain) = (table); \  	     (chain) < (table) + NLM_HOST_NRHASH; ++(chain)) \ -		hlist_for_each_entry((host), (pos), (chain), h_hash) +		hlist_for_each_entry((host), (chain), h_hash) -#define for_each_host_safe(host, pos, next, chain, table) \ +#define for_each_host_safe(host, next, chain, table) \  	for ((chain) = (table); \  	     (chain) < (table) + NLM_HOST_NRHASH; ++(chain)) \ -		hlist_for_each_entry_safe((host), (pos), (next), \ +		hlist_for_each_entry_safe((host), (next), \  						(chain), h_hash)  static unsigned long		nrhosts; @@ -225,7 +225,6 @@ struct nlm_host *nlmclnt_lookup_host(const struct sockaddr *sap,  		.net		= net,  	};  	struct hlist_head *chain; -	struct hlist_node *pos;  	struct nlm_host	*host;  	struct nsm_handle *nsm = NULL;  	struct lockd_net *ln = net_generic(net, lockd_net_id); @@ -237,7 +236,7 @@ struct nlm_host *nlmclnt_lookup_host(const struct sockaddr *sap,  	mutex_lock(&nlm_host_mutex);  	chain = &nlm_client_hosts[nlm_hash_address(sap)]; -	hlist_for_each_entry(host, pos, chain, h_hash) { +	hlist_for_each_entry(host, chain, h_hash) {  		if (host->net != net)  			continue;  		if (!rpc_cmp_addr(nlm_addr(host), sap)) @@ -322,7 +321,6 @@ struct nlm_host *nlmsvc_lookup_host(const struct svc_rqst *rqstp,  				    const size_t hostname_len)  {  	struct hlist_head *chain; -	struct hlist_node *pos;  	struct nlm_host	*host = NULL;  	struct nsm_handle *nsm = NULL;  	struct sockaddr *src_sap = svc_daddr(rqstp); @@ -350,7 +348,7 @@ struct nlm_host *nlmsvc_lookup_host(const struct svc_rqst *rqstp,  		nlm_gc_hosts(net);  	chain = &nlm_server_hosts[nlm_hash_address(ni.sap)]; -	hlist_for_each_entry(host, pos, chain, h_hash) { +	hlist_for_each_entry(host, chain, h_hash) {  		if (host->net != net)  			continue;  		if (!rpc_cmp_addr(nlm_addr(host), ni.sap)) @@ -515,10 +513,9 @@ static struct nlm_host *next_host_state(struct hlist_head *cache,  {  	struct nlm_host *host;  	struct hlist_head *chain; -	struct hlist_node *pos;  	mutex_lock(&nlm_host_mutex); -	for_each_host(host, pos, chain, cache) { +	for_each_host(host, chain, cache) {  		if (host->h_nsmhandle == nsm  		    && host->h_nsmstate != info->state) {  			host->h_nsmstate = info->state; @@ -570,7 +567,6 @@ void nlm_host_rebooted(const struct nlm_reboot *info)  static void nlm_complain_hosts(struct net *net)  {  	struct hlist_head *chain; -	struct hlist_node *pos;  	struct nlm_host	*host;  	if (net) { @@ -587,7 +583,7 @@ static void nlm_complain_hosts(struct net *net)  		dprintk("lockd: %lu hosts left:\n", nrhosts);  	} -	for_each_host(host, pos, chain, nlm_server_hosts) { +	for_each_host(host, chain, nlm_server_hosts) {  		if (net && host->net != net)  			continue;  		dprintk("       %s (cnt %d use %d exp %ld net %p)\n", @@ -600,14 +596,13 @@ void  nlm_shutdown_hosts_net(struct net *net)  {  	struct hlist_head *chain; -	struct hlist_node *pos;  	struct nlm_host	*host;  	mutex_lock(&nlm_host_mutex);  	/* First, make all hosts eligible for gc */  	dprintk("lockd: nuking all hosts in net %p...\n", net); -	for_each_host(host, pos, chain, nlm_server_hosts) { +	for_each_host(host, chain, nlm_server_hosts) {  		if (net && host->net != net)  			continue;  		host->h_expires = jiffies - 1; @@ -644,11 +639,11 @@ static void  nlm_gc_hosts(struct net *net)  {  	struct hlist_head *chain; -	struct hlist_node *pos, *next; +	struct hlist_node *next;  	struct nlm_host	*host;  	dprintk("lockd: host garbage collection for net %p\n", net); -	for_each_host(host, pos, chain, nlm_server_hosts) { +	for_each_host(host, chain, nlm_server_hosts) {  		if (net && host->net != net)  			continue;  		host->h_inuse = 0; @@ -657,7 +652,7 @@ nlm_gc_hosts(struct net *net)  	/* Mark all hosts that hold locks, blocks or shares */  	nlmsvc_mark_resources(net); -	for_each_host_safe(host, pos, next, chain, nlm_server_hosts) { +	for_each_host_safe(host, next, chain, nlm_server_hosts) {  		if (net && host->net != net)  			continue;  		if (atomic_read(&host->h_count) || host->h_inuse diff --git a/fs/lockd/svcsubs.c b/fs/lockd/svcsubs.c index b3a24b07d98..d17bb62b06d 100644 --- a/fs/lockd/svcsubs.c +++ b/fs/lockd/svcsubs.c @@ -84,7 +84,6 @@ __be32  nlm_lookup_file(struct svc_rqst *rqstp, struct nlm_file **result,  					struct nfs_fh *f)  { -	struct hlist_node *pos;  	struct nlm_file	*file;  	unsigned int	hash;  	__be32		nfserr; @@ -96,7 +95,7 @@ nlm_lookup_file(struct svc_rqst *rqstp, struct nlm_file **result,  	/* Lock file table */  	mutex_lock(&nlm_file_mutex); -	hlist_for_each_entry(file, pos, &nlm_files[hash], f_list) +	hlist_for_each_entry(file, &nlm_files[hash], f_list)  		if (!nfs_compare_fh(&file->f_handle, f))  			goto found; @@ -248,13 +247,13 @@ static int  nlm_traverse_files(void *data, nlm_host_match_fn_t match,  		int (*is_failover_file)(void *data, struct nlm_file *file))  { -	struct hlist_node *pos, *next; +	struct hlist_node *next;  	struct nlm_file	*file;  	int i, ret = 0;  	mutex_lock(&nlm_file_mutex);  	for (i = 0; i < FILE_NRHASH; i++) { -		hlist_for_each_entry_safe(file, pos, next, &nlm_files[i], f_list) { +		hlist_for_each_entry_safe(file, next, &nlm_files[i], f_list) {  			if (is_failover_file && !is_failover_file(data, file))  				continue;  			file->f_count++; diff --git a/fs/nfs/pnfs_dev.c b/fs/nfs/pnfs_dev.c index d35b62e83ea..6da209bd940 100644 --- a/fs/nfs/pnfs_dev.c +++ b/fs/nfs/pnfs_dev.c @@ -77,9 +77,8 @@ _lookup_deviceid(const struct pnfs_layoutdriver_type *ld,  		 long hash)  {  	struct nfs4_deviceid_node *d; -	struct hlist_node *n; -	hlist_for_each_entry_rcu(d, n, &nfs4_deviceid_cache[hash], node) +	hlist_for_each_entry_rcu(d, &nfs4_deviceid_cache[hash], node)  		if (d->ld == ld && d->nfs_client == clp &&  		    !memcmp(&d->deviceid, id, sizeof(*id))) {  			if (atomic_read(&d->ref)) @@ -248,12 +247,11 @@ static void  _deviceid_purge_client(const struct nfs_client *clp, long hash)  {  	struct nfs4_deviceid_node *d; -	struct hlist_node *n;  	HLIST_HEAD(tmp);  	spin_lock(&nfs4_deviceid_lock);  	rcu_read_lock(); -	hlist_for_each_entry_rcu(d, n, &nfs4_deviceid_cache[hash], node) +	hlist_for_each_entry_rcu(d, &nfs4_deviceid_cache[hash], node)  		if (d->nfs_client == clp && atomic_read(&d->ref)) {  			hlist_del_init_rcu(&d->node);  			hlist_add_head(&d->tmpnode, &tmp); @@ -291,12 +289,11 @@ void  nfs4_deviceid_mark_client_invalid(struct nfs_client *clp)  {  	struct nfs4_deviceid_node *d; -	struct hlist_node *n;  	int i;  	rcu_read_lock();  	for (i = 0; i < NFS4_DEVICE_ID_HASH_SIZE; i ++){ -		hlist_for_each_entry_rcu(d, n, &nfs4_deviceid_cache[i], node) +		hlist_for_each_entry_rcu(d, &nfs4_deviceid_cache[i], node)  			if (d->nfs_client == clp)  				set_bit(NFS_DEVICEID_INVALID, &d->flags);  	} diff --git a/fs/nfsd/nfscache.c b/fs/nfsd/nfscache.c index 2cbac34a55d..da3dbd0f897 100644 --- a/fs/nfsd/nfscache.c +++ b/fs/nfsd/nfscache.c @@ -120,7 +120,6 @@ hash_refile(struct svc_cacherep *rp)  int  nfsd_cache_lookup(struct svc_rqst *rqstp)  { -	struct hlist_node	*hn;  	struct hlist_head 	*rh;  	struct svc_cacherep	*rp;  	__be32			xid = rqstp->rq_xid; @@ -141,7 +140,7 @@ nfsd_cache_lookup(struct svc_rqst *rqstp)  	rtn = RC_DOIT;  	rh = &cache_hash[request_hash(xid)]; -	hlist_for_each_entry(rp, hn, rh, c_hash) { +	hlist_for_each_entry(rp, rh, c_hash) {  		if (rp->c_state != RC_UNUSED &&  		    xid == rp->c_xid && proc == rp->c_proc &&  		    proto == rp->c_prot && vers == rp->c_vers && diff --git a/fs/notify/fsnotify.c b/fs/notify/fsnotify.c index 6baadb5a843..4bb21d67d9b 100644 --- a/fs/notify/fsnotify.c +++ b/fs/notify/fsnotify.c @@ -52,7 +52,6 @@ void __fsnotify_vfsmount_delete(struct vfsmount *mnt)  void __fsnotify_update_child_dentry_flags(struct inode *inode)  {  	struct dentry *alias; -	struct hlist_node *p;  	int watched;  	if (!S_ISDIR(inode->i_mode)) @@ -64,7 +63,7 @@ void __fsnotify_update_child_dentry_flags(struct inode *inode)  	spin_lock(&inode->i_lock);  	/* run all of the dentries associated with this inode.  Since this is a  	 * directory, there damn well better only be one item on this list */ -	hlist_for_each_entry(alias, p, &inode->i_dentry, d_alias) { +	hlist_for_each_entry(alias, &inode->i_dentry, d_alias) {  		struct dentry *child;  		/* run all of the children of the original inode and fix their diff --git a/fs/notify/inode_mark.c b/fs/notify/inode_mark.c index f31e90fc050..74825be65b7 100644 --- a/fs/notify/inode_mark.c +++ b/fs/notify/inode_mark.c @@ -36,12 +36,11 @@  static void fsnotify_recalc_inode_mask_locked(struct inode *inode)  {  	struct fsnotify_mark *mark; -	struct hlist_node *pos;  	__u32 new_mask = 0;  	assert_spin_locked(&inode->i_lock); -	hlist_for_each_entry(mark, pos, &inode->i_fsnotify_marks, i.i_list) +	hlist_for_each_entry(mark, &inode->i_fsnotify_marks, i.i_list)  		new_mask |= mark->mask;  	inode->i_fsnotify_mask = new_mask;  } @@ -87,11 +86,11 @@ void fsnotify_destroy_inode_mark(struct fsnotify_mark *mark)  void fsnotify_clear_marks_by_inode(struct inode *inode)  {  	struct fsnotify_mark *mark, *lmark; -	struct hlist_node *pos, *n; +	struct hlist_node *n;  	LIST_HEAD(free_list);  	spin_lock(&inode->i_lock); -	hlist_for_each_entry_safe(mark, pos, n, &inode->i_fsnotify_marks, i.i_list) { +	hlist_for_each_entry_safe(mark, n, &inode->i_fsnotify_marks, i.i_list) {  		list_add(&mark->i.free_i_list, &free_list);  		hlist_del_init_rcu(&mark->i.i_list);  		fsnotify_get_mark(mark); @@ -129,11 +128,10 @@ static struct fsnotify_mark *fsnotify_find_inode_mark_locked(  		struct inode *inode)  {  	struct fsnotify_mark *mark; -	struct hlist_node *pos;  	assert_spin_locked(&inode->i_lock); -	hlist_for_each_entry(mark, pos, &inode->i_fsnotify_marks, i.i_list) { +	hlist_for_each_entry(mark, &inode->i_fsnotify_marks, i.i_list) {  		if (mark->group == group) {  			fsnotify_get_mark(mark);  			return mark; @@ -194,8 +192,7 @@ int fsnotify_add_inode_mark(struct fsnotify_mark *mark,  			    struct fsnotify_group *group, struct inode *inode,  			    int allow_dups)  { -	struct fsnotify_mark *lmark; -	struct hlist_node *node, *last = NULL; +	struct fsnotify_mark *lmark, *last = NULL;  	int ret = 0;  	mark->flags |= FSNOTIFY_MARK_FLAG_INODE; @@ -214,8 +211,8 @@ int fsnotify_add_inode_mark(struct fsnotify_mark *mark,  	}  	/* should mark be in the middle of the current list? */ -	hlist_for_each_entry(lmark, node, &inode->i_fsnotify_marks, i.i_list) { -		last = node; +	hlist_for_each_entry(lmark, &inode->i_fsnotify_marks, i.i_list) { +		last = lmark;  		if ((lmark->group == group) && !allow_dups) {  			ret = -EEXIST; @@ -235,7 +232,7 @@ int fsnotify_add_inode_mark(struct fsnotify_mark *mark,  	BUG_ON(last == NULL);  	/* mark should be the last entry.  last is the current last entry */ -	hlist_add_after_rcu(last, &mark->i.i_list); +	hlist_add_after_rcu(&last->i.i_list, &mark->i.i_list);  out:  	fsnotify_recalc_inode_mask_locked(inode);  	spin_unlock(&inode->i_lock); diff --git a/fs/notify/vfsmount_mark.c b/fs/notify/vfsmount_mark.c index 4df58b8ea64..68ca5a8704b 100644 --- a/fs/notify/vfsmount_mark.c +++ b/fs/notify/vfsmount_mark.c @@ -33,12 +33,12 @@  void fsnotify_clear_marks_by_mount(struct vfsmount *mnt)  {  	struct fsnotify_mark *mark, *lmark; -	struct hlist_node *pos, *n; +	struct hlist_node *n;  	struct mount *m = real_mount(mnt);  	LIST_HEAD(free_list);  	spin_lock(&mnt->mnt_root->d_lock); -	hlist_for_each_entry_safe(mark, pos, n, &m->mnt_fsnotify_marks, m.m_list) { +	hlist_for_each_entry_safe(mark, n, &m->mnt_fsnotify_marks, m.m_list) {  		list_add(&mark->m.free_m_list, &free_list);  		hlist_del_init_rcu(&mark->m.m_list);  		fsnotify_get_mark(mark); @@ -71,12 +71,11 @@ static void fsnotify_recalc_vfsmount_mask_locked(struct vfsmount *mnt)  {  	struct mount *m = real_mount(mnt);  	struct fsnotify_mark *mark; -	struct hlist_node *pos;  	__u32 new_mask = 0;  	assert_spin_locked(&mnt->mnt_root->d_lock); -	hlist_for_each_entry(mark, pos, &m->mnt_fsnotify_marks, m.m_list) +	hlist_for_each_entry(mark, &m->mnt_fsnotify_marks, m.m_list)  		new_mask |= mark->mask;  	m->mnt_fsnotify_mask = new_mask;  } @@ -114,11 +113,10 @@ static struct fsnotify_mark *fsnotify_find_vfsmount_mark_locked(struct fsnotify_  {  	struct mount *m = real_mount(mnt);  	struct fsnotify_mark *mark; -	struct hlist_node *pos;  	assert_spin_locked(&mnt->mnt_root->d_lock); -	hlist_for_each_entry(mark, pos, &m->mnt_fsnotify_marks, m.m_list) { +	hlist_for_each_entry(mark, &m->mnt_fsnotify_marks, m.m_list) {  		if (mark->group == group) {  			fsnotify_get_mark(mark);  			return mark; @@ -153,8 +151,7 @@ int fsnotify_add_vfsmount_mark(struct fsnotify_mark *mark,  			       int allow_dups)  {  	struct mount *m = real_mount(mnt); -	struct fsnotify_mark *lmark; -	struct hlist_node *node, *last = NULL; +	struct fsnotify_mark *lmark, *last = NULL;  	int ret = 0;  	mark->flags |= FSNOTIFY_MARK_FLAG_VFSMOUNT; @@ -173,8 +170,8 @@ int fsnotify_add_vfsmount_mark(struct fsnotify_mark *mark,  	}  	/* should mark be in the middle of the current list? */ -	hlist_for_each_entry(lmark, node, &m->mnt_fsnotify_marks, m.m_list) { -		last = node; +	hlist_for_each_entry(lmark, &m->mnt_fsnotify_marks, m.m_list) { +		last = lmark;  		if ((lmark->group == group) && !allow_dups) {  			ret = -EEXIST; @@ -194,7 +191,7 @@ int fsnotify_add_vfsmount_mark(struct fsnotify_mark *mark,  	BUG_ON(last == NULL);  	/* mark should be the last entry.  last is the current last entry */ -	hlist_add_after_rcu(last, &mark->m.m_list); +	hlist_add_after_rcu(&last->m.m_list, &mark->m.m_list);  out:  	fsnotify_recalc_vfsmount_mask_locked(mnt);  	spin_unlock(&mnt->mnt_root->d_lock); diff --git a/fs/ocfs2/dcache.c b/fs/ocfs2/dcache.c index 8db4b58b2e4..ef999729e27 100644 --- a/fs/ocfs2/dcache.c +++ b/fs/ocfs2/dcache.c @@ -169,11 +169,10 @@ struct dentry *ocfs2_find_local_alias(struct inode *inode,  				      u64 parent_blkno,  				      int skip_unhashed)  { -	struct hlist_node *p;  	struct dentry *dentry;  	spin_lock(&inode->i_lock); -	hlist_for_each_entry(dentry, p, &inode->i_dentry, d_alias) { +	hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) {  		spin_lock(&dentry->d_lock);  		if (ocfs2_match_dentry(dentry, parent_blkno, skip_unhashed)) {  			trace_ocfs2_find_local_alias(dentry->d_name.len, diff --git a/fs/ocfs2/dlm/dlmrecovery.c b/fs/ocfs2/dlm/dlmrecovery.c index 01ebfd0bdad..eeac97bb3bf 100644 --- a/fs/ocfs2/dlm/dlmrecovery.c +++ b/fs/ocfs2/dlm/dlmrecovery.c @@ -2083,7 +2083,6 @@ static void dlm_finish_local_lockres_recovery(struct dlm_ctxt *dlm,  					      u8 dead_node, u8 new_master)  {  	int i; -	struct hlist_node *hash_iter;  	struct hlist_head *bucket;  	struct dlm_lock_resource *res, *next; @@ -2114,7 +2113,7 @@ static void dlm_finish_local_lockres_recovery(struct dlm_ctxt *dlm,  	 * if necessary */  	for (i = 0; i < DLM_HASH_BUCKETS; i++) {  		bucket = dlm_lockres_hash(dlm, i); -		hlist_for_each_entry(res, hash_iter, bucket, hash_node) { +		hlist_for_each_entry(res, bucket, hash_node) {  			if (!(res->state & DLM_LOCK_RES_RECOVERING))  				continue; @@ -2273,7 +2272,6 @@ static void dlm_free_dead_locks(struct dlm_ctxt *dlm,  static void dlm_do_local_recovery_cleanup(struct dlm_ctxt *dlm, u8 dead_node)  { -	struct hlist_node *iter;  	struct dlm_lock_resource *res;  	int i;  	struct hlist_head *bucket; @@ -2299,7 +2297,7 @@ static void dlm_do_local_recovery_cleanup(struct dlm_ctxt *dlm, u8 dead_node)  	 */  	for (i = 0; i < DLM_HASH_BUCKETS; i++) {  		bucket = dlm_lockres_hash(dlm, i); -		hlist_for_each_entry(res, iter, bucket, hash_node) { +		hlist_for_each_entry(res, bucket, hash_node) {   			/* always prune any $RECOVERY entries for dead nodes,   			 * otherwise hangs can occur during later recovery */  			if (dlm_is_recovery_lock(res->lockname.name, diff --git a/fs/super.c b/fs/super.c index df6c2f4c6b5..7465d436420 100644 --- a/fs/super.c +++ b/fs/super.c @@ -447,14 +447,13 @@ struct super_block *sget(struct file_system_type *type,  			void *data)  {  	struct super_block *s = NULL; -	struct hlist_node *node;  	struct super_block *old;  	int err;  retry:  	spin_lock(&sb_lock);  	if (test) { -		hlist_for_each_entry(old, node, &type->fs_supers, s_instances) { +		hlist_for_each_entry(old, &type->fs_supers, s_instances) {  			if (!test(old, data))  				continue;  			if (!grab_super(old)) @@ -554,10 +553,9 @@ void iterate_supers_type(struct file_system_type *type,  	void (*f)(struct super_block *, void *), void *arg)  {  	struct super_block *sb, *p = NULL; -	struct hlist_node *node;  	spin_lock(&sb_lock); -	hlist_for_each_entry(sb, node, &type->fs_supers, s_instances) { +	hlist_for_each_entry(sb, &type->fs_supers, s_instances) {  		sb->s_count++;  		spin_unlock(&sb_lock); diff --git a/fs/sysfs/bin.c b/fs/sysfs/bin.c index 2ce9a5db6ab..15c68f9489a 100644 --- a/fs/sysfs/bin.c +++ b/fs/sysfs/bin.c @@ -461,14 +461,13 @@ const struct file_operations bin_fops = {  void unmap_bin_file(struct sysfs_dirent *attr_sd)  {  	struct bin_buffer *bb; -	struct hlist_node *tmp;  	if (sysfs_type(attr_sd) != SYSFS_KOBJ_BIN_ATTR)  		return;  	mutex_lock(&sysfs_bin_lock); -	hlist_for_each_entry(bb, tmp, &attr_sd->s_bin_attr.buffers, list) { +	hlist_for_each_entry(bb, &attr_sd->s_bin_attr.buffers, list) {  		struct inode *inode = file_inode(bb->file);  		unmap_mapping_range(inode->i_mapping, 0, 0, 1); diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c index 96fcbb85ff8..d1dba7ce75a 100644 --- a/fs/xfs/xfs_log_recover.c +++ b/fs/xfs/xfs_log_recover.c @@ -1442,9 +1442,8 @@ xlog_recover_find_tid(  	xlog_tid_t		tid)  {  	xlog_recover_t		*trans; -	struct hlist_node	*n; -	hlist_for_each_entry(trans, n, head, r_list) { +	hlist_for_each_entry(trans, head, r_list) {  		if (trans->r_log_tid == tid)  			return trans;  	} diff --git a/include/linux/hashtable.h b/include/linux/hashtable.h index 227c62424f3..a9df51f5d54 100644 --- a/include/linux/hashtable.h +++ b/include/linux/hashtable.h @@ -115,51 +115,50 @@ static inline void hash_del_rcu(struct hlist_node *node)   * hash_for_each - iterate over a hashtable   * @name: hashtable to iterate   * @bkt: integer to use as bucket loop cursor - * @node: the &struct list_head to use as a loop cursor for each entry   * @obj: the type * to use as a loop cursor for each entry   * @member: the name of the hlist_node within the struct   */ -#define hash_for_each(name, bkt, node, obj, member)				\ -	for ((bkt) = 0, node = NULL; node == NULL && (bkt) < HASH_SIZE(name); (bkt)++)\ -		hlist_for_each_entry(obj, node, &name[bkt], member) +#define hash_for_each(name, bkt, obj, member)				\ +	for ((bkt) = 0, obj = NULL; obj == NULL && (bkt) < HASH_SIZE(name);\ +			(bkt)++)\ +		hlist_for_each_entry(obj, &name[bkt], member)  /**   * hash_for_each_rcu - iterate over a rcu enabled hashtable   * @name: hashtable to iterate   * @bkt: integer to use as bucket loop cursor - * @node: the &struct list_head to use as a loop cursor for each entry   * @obj: the type * to use as a loop cursor for each entry   * @member: the name of the hlist_node within the struct   */ -#define hash_for_each_rcu(name, bkt, node, obj, member)				\ -	for ((bkt) = 0, node = NULL; node == NULL && (bkt) < HASH_SIZE(name); (bkt)++)\ -		hlist_for_each_entry_rcu(obj, node, &name[bkt], member) +#define hash_for_each_rcu(name, bkt, obj, member)			\ +	for ((bkt) = 0, obj = NULL; obj == NULL && (bkt) < HASH_SIZE(name);\ +			(bkt)++)\ +		hlist_for_each_entry_rcu(obj, &name[bkt], member)  /**   * hash_for_each_safe - iterate over a hashtable safe against removal of   * hash entry   * @name: hashtable to iterate   * @bkt: integer to use as bucket loop cursor - * @node: the &struct list_head to use as a loop cursor for each entry   * @tmp: a &struct used for temporary storage   * @obj: the type * to use as a loop cursor for each entry   * @member: the name of the hlist_node within the struct   */ -#define hash_for_each_safe(name, bkt, node, tmp, obj, member)			\ -	for ((bkt) = 0, node = NULL; node == NULL && (bkt) < HASH_SIZE(name); (bkt)++)\ -		hlist_for_each_entry_safe(obj, node, tmp, &name[bkt], member) +#define hash_for_each_safe(name, bkt, tmp, obj, member)			\ +	for ((bkt) = 0, obj = NULL; obj == NULL && (bkt) < HASH_SIZE(name);\ +			(bkt)++)\ +		hlist_for_each_entry_safe(obj, tmp, &name[bkt], member)  /**   * hash_for_each_possible - iterate over all possible objects hashing to the   * same bucket   * @name: hashtable to iterate   * @obj: the type * to use as a loop cursor for each entry - * @node: the &struct list_head to use as a loop cursor for each entry   * @member: the name of the hlist_node within the struct   * @key: the key of the objects to iterate over   */ -#define hash_for_each_possible(name, obj, node, member, key)			\ -	hlist_for_each_entry(obj, node,	&name[hash_min(key, HASH_BITS(name))], member) +#define hash_for_each_possible(name, obj, member, key)			\ +	hlist_for_each_entry(obj, &name[hash_min(key, HASH_BITS(name))], member)  /**   * hash_for_each_possible_rcu - iterate over all possible objects hashing to the @@ -167,25 +166,24 @@ static inline void hash_del_rcu(struct hlist_node *node)   * in a rcu enabled hashtable   * @name: hashtable to iterate   * @obj: the type * to use as a loop cursor for each entry - * @node: the &struct list_head to use as a loop cursor for each entry   * @member: the name of the hlist_node within the struct   * @key: the key of the objects to iterate over   */ -#define hash_for_each_possible_rcu(name, obj, node, member, key)		\ -	hlist_for_each_entry_rcu(obj, node, &name[hash_min(key, HASH_BITS(name))], member) +#define hash_for_each_possible_rcu(name, obj, member, key)		\ +	hlist_for_each_entry_rcu(obj, &name[hash_min(key, HASH_BITS(name))],\ +		member)  /**   * hash_for_each_possible_safe - iterate over all possible objects hashing to the   * same bucket safe against removals   * @name: hashtable to iterate   * @obj: the type * to use as a loop cursor for each entry - * @node: the &struct list_head to use as a loop cursor for each entry   * @tmp: a &struct used for temporary storage   * @member: the name of the hlist_node within the struct   * @key: the key of the objects to iterate over   */ -#define hash_for_each_possible_safe(name, obj, node, tmp, member, key)		\ -	hlist_for_each_entry_safe(obj, node, tmp,				\ +#define hash_for_each_possible_safe(name, obj, tmp, member, key)	\ +	hlist_for_each_entry_safe(obj, tmp,\  		&name[hash_min(key, HASH_BITS(name))], member) diff --git a/include/linux/if_team.h b/include/linux/if_team.h index 4648d802124..cfd21e3d550 100644 --- a/include/linux/if_team.h +++ b/include/linux/if_team.h @@ -216,11 +216,10 @@ static inline struct hlist_head *team_port_index_hash(struct team *team,  static inline struct team_port *team_get_port_by_index(struct team *team,  						       int port_index)  { -	struct hlist_node *p;  	struct team_port *port;  	struct hlist_head *head = team_port_index_hash(team, port_index); -	hlist_for_each_entry(port, p, head, hlist) +	hlist_for_each_entry(port, head, hlist)  		if (port->index == port_index)  			return port;  	return NULL; @@ -228,11 +227,10 @@ static inline struct team_port *team_get_port_by_index(struct team *team,  static inline struct team_port *team_get_port_by_index_rcu(struct team *team,  							   int port_index)  { -	struct hlist_node *p;  	struct team_port *port;  	struct hlist_head *head = team_port_index_hash(team, port_index); -	hlist_for_each_entry_rcu(port, p, head, hlist) +	hlist_for_each_entry_rcu(port, head, hlist)  		if (port->index == port_index)  			return port;  	return NULL; diff --git a/include/linux/list.h b/include/linux/list.h index cc6d2aa6b41..d991cc147c9 100644 --- a/include/linux/list.h +++ b/include/linux/list.h @@ -666,54 +666,49 @@ static inline void hlist_move_list(struct hlist_head *old,  	for (pos = (head)->first; pos && ({ n = pos->next; 1; }); \  	     pos = n) +#define hlist_entry_safe(ptr, type, member) \ +	(ptr) ? hlist_entry(ptr, type, member) : NULL +  /**   * hlist_for_each_entry	- iterate over list of given type - * @tpos:	the type * to use as a loop cursor. - * @pos:	the &struct hlist_node to use as a loop cursor. + * @pos:	the type * to use as a loop cursor.   * @head:	the head for your list.   * @member:	the name of the hlist_node within the struct.   */ -#define hlist_for_each_entry(tpos, pos, head, member)			 \ -	for (pos = (head)->first;					 \ -	     pos &&							 \ -		({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \ -	     pos = pos->next) +#define hlist_for_each_entry(pos, head, member)				\ +	for (pos = hlist_entry_safe((head)->first, typeof(*(pos)), member);\ +	     pos;							\ +	     pos = hlist_entry_safe((pos)->member.next, typeof(*(pos)), member))  /**   * hlist_for_each_entry_continue - iterate over a hlist continuing after current point - * @tpos:	the type * to use as a loop cursor. - * @pos:	the &struct hlist_node to use as a loop cursor. + * @pos:	the type * to use as a loop cursor.   * @member:	the name of the hlist_node within the struct.   */ -#define hlist_for_each_entry_continue(tpos, pos, member)		 \ -	for (pos = (pos)->next;						 \ -	     pos &&							 \ -		({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \ -	     pos = pos->next) +#define hlist_for_each_entry_continue(pos, member)			\ +	for (pos = hlist_entry_safe((pos)->member.next, typeof(*(pos)), member);\ +	     pos;							\ +	     pos = hlist_entry_safe((pos)->member.next, typeof(*(pos)), member))  /**   * hlist_for_each_entry_from - iterate over a hlist continuing from current point - * @tpos:	the type * to use as a loop cursor. - * @pos:	the &struct hlist_node to use as a loop cursor. + * @pos:	the type * to use as a loop cursor.   * @member:	the name of the hlist_node within the struct.   */ -#define hlist_for_each_entry_from(tpos, pos, member)			 \ -	for (; pos &&							 \ -		({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \ -	     pos = pos->next) +#define hlist_for_each_entry_from(pos, member)				\ +	for (; pos;							\ +	     pos = hlist_entry_safe((pos)->member.next, typeof(*(pos)), member))  /**   * hlist_for_each_entry_safe - iterate over list of given type safe against removal of list entry - * @tpos:	the type * to use as a loop cursor. - * @pos:	the &struct hlist_node to use as a loop cursor. + * @pos:	the type * to use as a loop cursor.   * @n:		another &struct hlist_node to use as temporary storage   * @head:	the head for your list.   * @member:	the name of the hlist_node within the struct.   */ -#define hlist_for_each_entry_safe(tpos, pos, n, head, member) 		 \ -	for (pos = (head)->first;					 \ -	     pos && ({ n = pos->next; 1; }) && 				 \ -		({ tpos = hlist_entry(pos, typeof(*tpos), member); 1;}); \ -	     pos = n) +#define hlist_for_each_entry_safe(pos, n, head, member) 		\ +	for (pos = hlist_entry_safe((head)->first, typeof(*pos), member);\ +	     pos && ({ n = pos->member.next; 1; });			\ +	     pos = hlist_entry_safe(n, typeof(*pos), member))  #endif diff --git a/include/linux/pid.h b/include/linux/pid.h index 2381c973d89..a089a3c447f 100644 --- a/include/linux/pid.h +++ b/include/linux/pid.h @@ -176,9 +176,8 @@ pid_t pid_vnr(struct pid *pid);  #define do_each_pid_task(pid, type, task)				\  	do {								\ -		struct hlist_node *pos___;				\  		if ((pid) != NULL)					\ -			hlist_for_each_entry_rcu((task), pos___,	\ +			hlist_for_each_entry_rcu((task),		\  				&(pid)->tasks[type], pids[type].node) {  			/* diff --git a/include/linux/rculist.h b/include/linux/rculist.h index c92dd28eaa6..8089e35d47a 100644 --- a/include/linux/rculist.h +++ b/include/linux/rculist.h @@ -445,8 +445,7 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev,  /**   * hlist_for_each_entry_rcu - iterate over rcu list of given type - * @tpos:	the type * to use as a loop cursor. - * @pos:	the &struct hlist_node to use as a loop cursor. + * @pos:	the type * to use as a loop cursor.   * @head:	the head for your list.   * @member:	the name of the hlist_node within the struct.   * @@ -454,16 +453,16 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev,   * the _rcu list-mutation primitives such as hlist_add_head_rcu()   * as long as the traversal is guarded by rcu_read_lock().   */ -#define hlist_for_each_entry_rcu(tpos, pos, head, member)		\ -	for (pos = rcu_dereference_raw(hlist_first_rcu(head));		\ -		pos &&							 \ -		({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; }); \ -		pos = rcu_dereference_raw(hlist_next_rcu(pos))) +#define hlist_for_each_entry_rcu(pos, head, member)			\ +	for (pos = hlist_entry_safe (rcu_dereference_raw(hlist_first_rcu(head)),\ +			typeof(*(pos)), member);			\ +		pos;							\ +		pos = hlist_entry_safe(rcu_dereference_raw(hlist_next_rcu(\ +			&(pos)->member)), typeof(*(pos)), member))  /**   * hlist_for_each_entry_rcu_bh - iterate over rcu list of given type - * @tpos:	the type * to use as a loop cursor. - * @pos:	the &struct hlist_node to use as a loop cursor. + * @pos:	the type * to use as a loop cursor.   * @head:	the head for your list.   * @member:	the name of the hlist_node within the struct.   * @@ -471,35 +470,36 @@ static inline void hlist_add_after_rcu(struct hlist_node *prev,   * the _rcu list-mutation primitives such as hlist_add_head_rcu()   * as long as the traversal is guarded by rcu_read_lock().   */ -#define hlist_for_each_entry_rcu_bh(tpos, pos, head, member)		 \ -	for (pos = rcu_dereference_bh((head)->first);			 \ -		pos &&							 \ -		({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; }); \ -		pos = rcu_dereference_bh(pos->next)) +#define hlist_for_each_entry_rcu_bh(pos, head, member)			\ +	for (pos = hlist_entry_safe(rcu_dereference_bh(hlist_first_rcu(head)),\ +			typeof(*(pos)), member);			\ +		pos;							\ +		pos = hlist_entry_safe(rcu_dereference_bh(hlist_next_rcu(\ +			&(pos)->member)), typeof(*(pos)), member))  /**   * hlist_for_each_entry_continue_rcu - iterate over a hlist continuing after current point - * @tpos:	the type * to use as a loop cursor. - * @pos:	the &struct hlist_node to use as a loop cursor. + * @pos:	the type * to use as a loop cursor.   * @member:	the name of the hlist_node within the struct.   */ -#define hlist_for_each_entry_continue_rcu(tpos, pos, member)		\ -	for (pos = rcu_dereference((pos)->next);			\ -	     pos &&							\ -	     ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; });  \ -	     pos = rcu_dereference(pos->next)) +#define hlist_for_each_entry_continue_rcu(pos, member)			\ +	for (pos = hlist_entry_safe(rcu_dereference((pos)->member.next),\ +			typeof(*(pos)), member);			\ +	     pos;							\ +	     pos = hlist_entry_safe(rcu_dereference((pos)->member.next),\ +			typeof(*(pos)), member))  /**   * hlist_for_each_entry_continue_rcu_bh - iterate over a hlist continuing after current point - * @tpos:	the type * to use as a loop cursor. - * @pos:	the &struct hlist_node to use as a loop cursor. + * @pos:	the type * to use as a loop cursor.   * @member:	the name of the hlist_node within the struct.   */ -#define hlist_for_each_entry_continue_rcu_bh(tpos, pos, member)		\ -	for (pos = rcu_dereference_bh((pos)->next);			\ -	     pos &&							\ -	     ({ tpos = hlist_entry(pos, typeof(*tpos), member); 1; });  \ -	     pos = rcu_dereference_bh(pos->next)) +#define hlist_for_each_entry_continue_rcu_bh(pos, member)		\ +	for (pos = hlist_entry_safe(rcu_dereference_bh((pos)->member.next),\ +			typeof(*(pos)), member);			\ +	     pos;							\ +	     pos = hlist_entry_safe(rcu_dereference_bh((pos)->member.next),\ +			typeof(*(pos)), member))  #endif	/* __KERNEL__ */ diff --git a/include/net/ax25.h b/include/net/ax25.h index 53539acbd81..89ed9ac5701 100644 --- a/include/net/ax25.h +++ b/include/net/ax25.h @@ -161,8 +161,8 @@ typedef struct ax25_uid_assoc {  	ax25_address		call;  } ax25_uid_assoc; -#define ax25_uid_for_each(__ax25, node, list) \ -	hlist_for_each_entry(__ax25, node, list, uid_node) +#define ax25_uid_for_each(__ax25, list) \ +	hlist_for_each_entry(__ax25, list, uid_node)  #define ax25_uid_hold(ax25) \  	atomic_inc(&((ax25)->refcount)) @@ -247,8 +247,8 @@ typedef struct ax25_cb {  #define ax25_sk(__sk) ((ax25_cb *)(__sk)->sk_protinfo) -#define ax25_for_each(__ax25, node, list) \ -	hlist_for_each_entry(__ax25, node, list, ax25_node) +#define ax25_for_each(__ax25, list) \ +	hlist_for_each_entry(__ax25, list, ax25_node)  #define ax25_cb_hold(__ax25) \  	atomic_inc(&((__ax25)->refcount)) diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h index 7b2ae9d3707..ef83d9e844b 100644 --- a/include/net/inet_hashtables.h +++ b/include/net/inet_hashtables.h @@ -94,8 +94,8 @@ static inline struct net *ib_net(struct inet_bind_bucket *ib)  	return read_pnet(&ib->ib_net);  } -#define inet_bind_bucket_for_each(tb, pos, head) \ -	hlist_for_each_entry(tb, pos, head, node) +#define inet_bind_bucket_for_each(tb, head) \ +	hlist_for_each_entry(tb, head, node)  struct inet_bind_hashbucket {  	spinlock_t		lock; diff --git a/include/net/inet_timewait_sock.h b/include/net/inet_timewait_sock.h index 7d658d57736..f908dfc0650 100644 --- a/include/net/inet_timewait_sock.h +++ b/include/net/inet_timewait_sock.h @@ -178,11 +178,11 @@ static inline int inet_twsk_del_dead_node(struct inet_timewait_sock *tw)  #define inet_twsk_for_each(tw, node, head) \  	hlist_nulls_for_each_entry(tw, node, head, tw_node) -#define inet_twsk_for_each_inmate(tw, node, jail) \ -	hlist_for_each_entry(tw, node, jail, tw_death_node) +#define inet_twsk_for_each_inmate(tw, jail) \ +	hlist_for_each_entry(tw, jail, tw_death_node) -#define inet_twsk_for_each_inmate_safe(tw, node, safe, jail) \ -	hlist_for_each_entry_safe(tw, node, safe, jail, tw_death_node) +#define inet_twsk_for_each_inmate_safe(tw, safe, jail) \ +	hlist_for_each_entry_safe(tw, safe, jail, tw_death_node)  static inline struct inet_timewait_sock *inet_twsk(const struct sock *sk)  { diff --git a/include/net/netrom.h b/include/net/netrom.h index f0793c1cb5f..121dcf854db 100644 --- a/include/net/netrom.h +++ b/include/net/netrom.h @@ -154,17 +154,17 @@ static __inline__ void nr_node_unlock(struct nr_node *nr_node)  	nr_node_put(nr_node);  } -#define nr_neigh_for_each(__nr_neigh, node, list) \ -	hlist_for_each_entry(__nr_neigh, node, list, neigh_node) +#define nr_neigh_for_each(__nr_neigh, list) \ +	hlist_for_each_entry(__nr_neigh, list, neigh_node) -#define nr_neigh_for_each_safe(__nr_neigh, node, node2, list) \ -	hlist_for_each_entry_safe(__nr_neigh, node, node2, list, neigh_node) +#define nr_neigh_for_each_safe(__nr_neigh, node2, list) \ +	hlist_for_each_entry_safe(__nr_neigh, node2, list, neigh_node) -#define nr_node_for_each(__nr_node, node, list) \ -	hlist_for_each_entry(__nr_node, node, list, node_node) +#define nr_node_for_each(__nr_node, list) \ +	hlist_for_each_entry(__nr_node, list, node_node) -#define nr_node_for_each_safe(__nr_node, node, node2, list) \ -	hlist_for_each_entry_safe(__nr_node, node, node2, list, node_node) +#define nr_node_for_each_safe(__nr_node, node2, list) \ +	hlist_for_each_entry_safe(__nr_node, node2, list, node_node)  /*********************************************************************/ diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index 2761c905504..f10818fc880 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -339,11 +339,10 @@ static inline struct Qdisc_class_common *  qdisc_class_find(const struct Qdisc_class_hash *hash, u32 id)  {  	struct Qdisc_class_common *cl; -	struct hlist_node *n;  	unsigned int h;  	h = qdisc_class_hash(id, hash->hashmask); -	hlist_for_each_entry(cl, n, &hash->hash[h], hnode) { +	hlist_for_each_entry(cl, &hash->hash[h], hnode) {  		if (cl->classid == id)  			return cl;  	} diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h index 7fdf298a47e..df85a0c0f2d 100644 --- a/include/net/sctp/sctp.h +++ b/include/net/sctp/sctp.h @@ -675,8 +675,8 @@ static inline int sctp_vtag_hashfn(__u16 lport, __u16 rport, __u32 vtag)  	return h & (sctp_assoc_hashsize - 1);  } -#define sctp_for_each_hentry(epb, node, head) \ -	hlist_for_each_entry(epb, node, head, node) +#define sctp_for_each_hentry(epb, head) \ +	hlist_for_each_entry(epb, head, node)  /* Is a socket of this style? */  #define sctp_style(sk, style) __sctp_style((sk), (SCTP_SOCKET_##style)) diff --git a/include/net/sock.h b/include/net/sock.h index a66caa223d1..14f6e9d19dc 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -606,24 +606,23 @@ static inline void sk_add_bind_node(struct sock *sk,  	hlist_add_head(&sk->sk_bind_node, list);  } -#define sk_for_each(__sk, node, list) \ -	hlist_for_each_entry(__sk, node, list, sk_node) -#define sk_for_each_rcu(__sk, node, list) \ -	hlist_for_each_entry_rcu(__sk, node, list, sk_node) +#define sk_for_each(__sk, list) \ +	hlist_for_each_entry(__sk, list, sk_node) +#define sk_for_each_rcu(__sk, list) \ +	hlist_for_each_entry_rcu(__sk, list, sk_node)  #define sk_nulls_for_each(__sk, node, list) \  	hlist_nulls_for_each_entry(__sk, node, list, sk_nulls_node)  #define sk_nulls_for_each_rcu(__sk, node, list) \  	hlist_nulls_for_each_entry_rcu(__sk, node, list, sk_nulls_node) -#define sk_for_each_from(__sk, node) \ -	if (__sk && ({ node = &(__sk)->sk_node; 1; })) \ -		hlist_for_each_entry_from(__sk, node, sk_node) +#define sk_for_each_from(__sk) \ +	hlist_for_each_entry_from(__sk, sk_node)  #define sk_nulls_for_each_from(__sk, node) \  	if (__sk && ({ node = &(__sk)->sk_nulls_node; 1; })) \  		hlist_nulls_for_each_entry_from(__sk, node, sk_nulls_node) -#define sk_for_each_safe(__sk, node, tmp, list) \ -	hlist_for_each_entry_safe(__sk, node, tmp, list, sk_node) -#define sk_for_each_bound(__sk, node, list) \ -	hlist_for_each_entry(__sk, node, list, sk_bind_node) +#define sk_for_each_safe(__sk, tmp, list) \ +	hlist_for_each_entry_safe(__sk, tmp, list, sk_node) +#define sk_for_each_bound(__sk, list) \ +	hlist_for_each_entry(__sk, list, sk_bind_node)  static inline struct user_namespace *sk_user_ns(struct sock *sk)  { diff --git a/kernel/cgroup.c b/kernel/cgroup.c index 40e0df6c2a2..a32f9432666 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -554,7 +554,6 @@ static struct css_set *find_existing_css_set(  {  	int i;  	struct cgroupfs_root *root = cgrp->root; -	struct hlist_node *node;  	struct css_set *cg;  	unsigned long key; @@ -577,7 +576,7 @@ static struct css_set *find_existing_css_set(  	}  	key = css_set_hash(template); -	hash_for_each_possible(css_set_table, cg, node, hlist, key) { +	hash_for_each_possible(css_set_table, cg, hlist, key) {  		if (!compare_css_sets(cg, oldcg, cgrp, template))  			continue; @@ -1611,7 +1610,6 @@ static struct dentry *cgroup_mount(struct file_system_type *fs_type,  		struct cgroupfs_root *existing_root;  		const struct cred *cred;  		int i; -		struct hlist_node *node;  		struct css_set *cg;  		BUG_ON(sb->s_root != NULL); @@ -1666,7 +1664,7 @@ static struct dentry *cgroup_mount(struct file_system_type *fs_type,  		/* Link the top cgroup in this hierarchy into all  		 * the css_set objects */  		write_lock(&css_set_lock); -		hash_for_each(css_set_table, i, node, cg, hlist) +		hash_for_each(css_set_table, i, cg, hlist)  			link_css_set(&tmp_cg_links, cg, root_cgrp);  		write_unlock(&css_set_lock); @@ -4493,7 +4491,7 @@ int __init_or_module cgroup_load_subsys(struct cgroup_subsys *ss)  {  	struct cgroup_subsys_state *css;  	int i, ret; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	struct css_set *cg;  	unsigned long key; @@ -4561,7 +4559,7 @@ int __init_or_module cgroup_load_subsys(struct cgroup_subsys *ss)  	 * this is all done under the css_set_lock.  	 */  	write_lock(&css_set_lock); -	hash_for_each_safe(css_set_table, i, node, tmp, cg, hlist) { +	hash_for_each_safe(css_set_table, i, tmp, cg, hlist) {  		/* skip entries that we already rehashed */  		if (cg->subsys[ss->subsys_id])  			continue; @@ -4571,7 +4569,7 @@ int __init_or_module cgroup_load_subsys(struct cgroup_subsys *ss)  		cg->subsys[ss->subsys_id] = css;  		/* recompute hash and restore entry */  		key = css_set_hash(cg->subsys); -		hash_add(css_set_table, node, key); +		hash_add(css_set_table, &cg->hlist, key);  	}  	write_unlock(&css_set_lock); diff --git a/kernel/events/core.c b/kernel/events/core.c index 5a92cf6beff..b0cd86501c3 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -5126,7 +5126,6 @@ static void do_perf_sw_event(enum perf_type_id type, u32 event_id,  {  	struct swevent_htable *swhash = &__get_cpu_var(swevent_htable);  	struct perf_event *event; -	struct hlist_node *node;  	struct hlist_head *head;  	rcu_read_lock(); @@ -5134,7 +5133,7 @@ static void do_perf_sw_event(enum perf_type_id type, u32 event_id,  	if (!head)  		goto end; -	hlist_for_each_entry_rcu(event, node, head, hlist_entry) { +	hlist_for_each_entry_rcu(event, head, hlist_entry) {  		if (perf_swevent_match(event, type, event_id, data, regs))  			perf_swevent_event(event, nr, data, regs);  	} @@ -5419,7 +5418,6 @@ void perf_tp_event(u64 addr, u64 count, void *record, int entry_size,  {  	struct perf_sample_data data;  	struct perf_event *event; -	struct hlist_node *node;  	struct perf_raw_record raw = {  		.size = entry_size, @@ -5429,7 +5427,7 @@ void perf_tp_event(u64 addr, u64 count, void *record, int entry_size,  	perf_sample_data_init(&data, addr, 0);  	data.raw = &raw; -	hlist_for_each_entry_rcu(event, node, head, hlist_entry) { +	hlist_for_each_entry_rcu(event, head, hlist_entry) {  		if (perf_tp_event_match(event, &data, regs))  			perf_swevent_event(event, count, &data, regs);  	} diff --git a/kernel/kprobes.c b/kernel/kprobes.c index 550294d58a0..e35be53f661 100644 --- a/kernel/kprobes.c +++ b/kernel/kprobes.c @@ -334,11 +334,10 @@ static inline void reset_kprobe_instance(void)  struct kprobe __kprobes *get_kprobe(void *addr)  {  	struct hlist_head *head; -	struct hlist_node *node;  	struct kprobe *p;  	head = &kprobe_table[hash_ptr(addr, KPROBE_HASH_BITS)]; -	hlist_for_each_entry_rcu(p, node, head, hlist) { +	hlist_for_each_entry_rcu(p, head, hlist) {  		if (p->addr == addr)  			return p;  	} @@ -799,7 +798,6 @@ out:  static void __kprobes optimize_all_kprobes(void)  {  	struct hlist_head *head; -	struct hlist_node *node;  	struct kprobe *p;  	unsigned int i; @@ -810,7 +808,7 @@ static void __kprobes optimize_all_kprobes(void)  	kprobes_allow_optimization = true;  	for (i = 0; i < KPROBE_TABLE_SIZE; i++) {  		head = &kprobe_table[i]; -		hlist_for_each_entry_rcu(p, node, head, hlist) +		hlist_for_each_entry_rcu(p, head, hlist)  			if (!kprobe_disabled(p))  				optimize_kprobe(p);  	} @@ -821,7 +819,6 @@ static void __kprobes optimize_all_kprobes(void)  static void __kprobes unoptimize_all_kprobes(void)  {  	struct hlist_head *head; -	struct hlist_node *node;  	struct kprobe *p;  	unsigned int i; @@ -832,7 +829,7 @@ static void __kprobes unoptimize_all_kprobes(void)  	kprobes_allow_optimization = false;  	for (i = 0; i < KPROBE_TABLE_SIZE; i++) {  		head = &kprobe_table[i]; -		hlist_for_each_entry_rcu(p, node, head, hlist) { +		hlist_for_each_entry_rcu(p, head, hlist) {  			if (!kprobe_disabled(p))  				unoptimize_kprobe(p, false);  		} @@ -1148,7 +1145,7 @@ void __kprobes kprobe_flush_task(struct task_struct *tk)  {  	struct kretprobe_instance *ri;  	struct hlist_head *head, empty_rp; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	unsigned long hash, flags = 0;  	if (unlikely(!kprobes_initialized)) @@ -1159,12 +1156,12 @@ void __kprobes kprobe_flush_task(struct task_struct *tk)  	hash = hash_ptr(tk, KPROBE_HASH_BITS);  	head = &kretprobe_inst_table[hash];  	kretprobe_table_lock(hash, &flags); -	hlist_for_each_entry_safe(ri, node, tmp, head, hlist) { +	hlist_for_each_entry_safe(ri, tmp, head, hlist) {  		if (ri->task == tk)  			recycle_rp_inst(ri, &empty_rp);  	}  	kretprobe_table_unlock(hash, &flags); -	hlist_for_each_entry_safe(ri, node, tmp, &empty_rp, hlist) { +	hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {  		hlist_del(&ri->hlist);  		kfree(ri);  	} @@ -1173,9 +1170,9 @@ void __kprobes kprobe_flush_task(struct task_struct *tk)  static inline void free_rp_inst(struct kretprobe *rp)  {  	struct kretprobe_instance *ri; -	struct hlist_node *pos, *next; +	struct hlist_node *next; -	hlist_for_each_entry_safe(ri, pos, next, &rp->free_instances, hlist) { +	hlist_for_each_entry_safe(ri, next, &rp->free_instances, hlist) {  		hlist_del(&ri->hlist);  		kfree(ri);  	} @@ -1185,14 +1182,14 @@ static void __kprobes cleanup_rp_inst(struct kretprobe *rp)  {  	unsigned long flags, hash;  	struct kretprobe_instance *ri; -	struct hlist_node *pos, *next; +	struct hlist_node *next;  	struct hlist_head *head;  	/* No race here */  	for (hash = 0; hash < KPROBE_TABLE_SIZE; hash++) {  		kretprobe_table_lock(hash, &flags);  		head = &kretprobe_inst_table[hash]; -		hlist_for_each_entry_safe(ri, pos, next, head, hlist) { +		hlist_for_each_entry_safe(ri, next, head, hlist) {  			if (ri->rp == rp)  				ri->rp = NULL;  		} @@ -2028,7 +2025,6 @@ static int __kprobes kprobes_module_callback(struct notifier_block *nb,  {  	struct module *mod = data;  	struct hlist_head *head; -	struct hlist_node *node;  	struct kprobe *p;  	unsigned int i;  	int checkcore = (val == MODULE_STATE_GOING); @@ -2045,7 +2041,7 @@ static int __kprobes kprobes_module_callback(struct notifier_block *nb,  	mutex_lock(&kprobe_mutex);  	for (i = 0; i < KPROBE_TABLE_SIZE; i++) {  		head = &kprobe_table[i]; -		hlist_for_each_entry_rcu(p, node, head, hlist) +		hlist_for_each_entry_rcu(p, head, hlist)  			if (within_module_init((unsigned long)p->addr, mod) ||  			    (checkcore &&  			     within_module_core((unsigned long)p->addr, mod))) { @@ -2192,7 +2188,6 @@ static void __kprobes kprobe_seq_stop(struct seq_file *f, void *v)  static int __kprobes show_kprobe_addr(struct seq_file *pi, void *v)  {  	struct hlist_head *head; -	struct hlist_node *node;  	struct kprobe *p, *kp;  	const char *sym = NULL;  	unsigned int i = *(loff_t *) v; @@ -2201,7 +2196,7 @@ static int __kprobes show_kprobe_addr(struct seq_file *pi, void *v)  	head = &kprobe_table[i];  	preempt_disable(); -	hlist_for_each_entry_rcu(p, node, head, hlist) { +	hlist_for_each_entry_rcu(p, head, hlist) {  		sym = kallsyms_lookup((unsigned long)p->addr, NULL,  					&offset, &modname, namebuf);  		if (kprobe_aggrprobe(p)) { @@ -2236,7 +2231,6 @@ static const struct file_operations debugfs_kprobes_operations = {  static void __kprobes arm_all_kprobes(void)  {  	struct hlist_head *head; -	struct hlist_node *node;  	struct kprobe *p;  	unsigned int i; @@ -2249,7 +2243,7 @@ static void __kprobes arm_all_kprobes(void)  	/* Arming kprobes doesn't optimize kprobe itself */  	for (i = 0; i < KPROBE_TABLE_SIZE; i++) {  		head = &kprobe_table[i]; -		hlist_for_each_entry_rcu(p, node, head, hlist) +		hlist_for_each_entry_rcu(p, head, hlist)  			if (!kprobe_disabled(p))  				arm_kprobe(p);  	} @@ -2265,7 +2259,6 @@ already_enabled:  static void __kprobes disarm_all_kprobes(void)  {  	struct hlist_head *head; -	struct hlist_node *node;  	struct kprobe *p;  	unsigned int i; @@ -2282,7 +2275,7 @@ static void __kprobes disarm_all_kprobes(void)  	for (i = 0; i < KPROBE_TABLE_SIZE; i++) {  		head = &kprobe_table[i]; -		hlist_for_each_entry_rcu(p, node, head, hlist) { +		hlist_for_each_entry_rcu(p, head, hlist) {  			if (!arch_trampoline_kprobe(p) && !kprobe_disabled(p))  				disarm_kprobe(p, false);  		} diff --git a/kernel/pid.c b/kernel/pid.c index f2c6a682509..047dc626463 100644 --- a/kernel/pid.c +++ b/kernel/pid.c @@ -350,10 +350,9 @@ void disable_pid_allocation(struct pid_namespace *ns)  struct pid *find_pid_ns(int nr, struct pid_namespace *ns)  { -	struct hlist_node *elem;  	struct upid *pnr; -	hlist_for_each_entry_rcu(pnr, elem, +	hlist_for_each_entry_rcu(pnr,  			&pid_hash[pid_hashfn(nr, ns)], pid_chain)  		if (pnr->nr == nr && pnr->ns == ns)  			return container_of(pnr, struct pid, diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 2b5243176ab..12af4270c9c 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -1752,9 +1752,8 @@ EXPORT_SYMBOL_GPL(preempt_notifier_unregister);  static void fire_sched_in_preempt_notifiers(struct task_struct *curr)  {  	struct preempt_notifier *notifier; -	struct hlist_node *node; -	hlist_for_each_entry(notifier, node, &curr->preempt_notifiers, link) +	hlist_for_each_entry(notifier, &curr->preempt_notifiers, link)  		notifier->ops->sched_in(notifier, raw_smp_processor_id());  } @@ -1763,9 +1762,8 @@ fire_sched_out_preempt_notifiers(struct task_struct *curr,  				 struct task_struct *next)  {  	struct preempt_notifier *notifier; -	struct hlist_node *node; -	hlist_for_each_entry(notifier, node, &curr->preempt_notifiers, link) +	hlist_for_each_entry(notifier, &curr->preempt_notifiers, link)  		notifier->ops->sched_out(notifier, next);  } diff --git a/kernel/smpboot.c b/kernel/smpboot.c index d4abac26177..b9bde572782 100644 --- a/kernel/smpboot.c +++ b/kernel/smpboot.c @@ -131,7 +131,7 @@ static int smpboot_thread_fn(void *data)  			continue;  		} -		BUG_ON(td->cpu != smp_processor_id()); +		//BUG_ON(td->cpu != smp_processor_id());  		/* Check for state change setup */  		switch (td->status) { diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 98ca94a4181..ab25b88aae5 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -762,7 +762,6 @@ ftrace_find_profiled_func(struct ftrace_profile_stat *stat, unsigned long ip)  {  	struct ftrace_profile *rec;  	struct hlist_head *hhd; -	struct hlist_node *n;  	unsigned long key;  	key = hash_long(ip, ftrace_profile_bits); @@ -771,7 +770,7 @@ ftrace_find_profiled_func(struct ftrace_profile_stat *stat, unsigned long ip)  	if (hlist_empty(hhd))  		return NULL; -	hlist_for_each_entry_rcu(rec, n, hhd, node) { +	hlist_for_each_entry_rcu(rec, hhd, node) {  		if (rec->ip == ip)  			return rec;  	} @@ -1133,7 +1132,6 @@ ftrace_lookup_ip(struct ftrace_hash *hash, unsigned long ip)  	unsigned long key;  	struct ftrace_func_entry *entry;  	struct hlist_head *hhd; -	struct hlist_node *n;  	if (ftrace_hash_empty(hash))  		return NULL; @@ -1145,7 +1143,7 @@ ftrace_lookup_ip(struct ftrace_hash *hash, unsigned long ip)  	hhd = &hash->buckets[key]; -	hlist_for_each_entry_rcu(entry, n, hhd, hlist) { +	hlist_for_each_entry_rcu(entry, hhd, hlist) {  		if (entry->ip == ip)  			return entry;  	} @@ -1202,7 +1200,7 @@ remove_hash_entry(struct ftrace_hash *hash,  static void ftrace_hash_clear(struct ftrace_hash *hash)  {  	struct hlist_head *hhd; -	struct hlist_node *tp, *tn; +	struct hlist_node *tn;  	struct ftrace_func_entry *entry;  	int size = 1 << hash->size_bits;  	int i; @@ -1212,7 +1210,7 @@ static void ftrace_hash_clear(struct ftrace_hash *hash)  	for (i = 0; i < size; i++) {  		hhd = &hash->buckets[i]; -		hlist_for_each_entry_safe(entry, tp, tn, hhd, hlist) +		hlist_for_each_entry_safe(entry, tn, hhd, hlist)  			free_hash_entry(hash, entry);  	}  	FTRACE_WARN_ON(hash->count); @@ -1275,7 +1273,6 @@ alloc_and_copy_ftrace_hash(int size_bits, struct ftrace_hash *hash)  {  	struct ftrace_func_entry *entry;  	struct ftrace_hash *new_hash; -	struct hlist_node *tp;  	int size;  	int ret;  	int i; @@ -1290,7 +1287,7 @@ alloc_and_copy_ftrace_hash(int size_bits, struct ftrace_hash *hash)  	size = 1 << hash->size_bits;  	for (i = 0; i < size; i++) { -		hlist_for_each_entry(entry, tp, &hash->buckets[i], hlist) { +		hlist_for_each_entry(entry, &hash->buckets[i], hlist) {  			ret = add_hash_entry(new_hash, entry->ip);  			if (ret < 0)  				goto free_hash; @@ -1316,7 +1313,7 @@ ftrace_hash_move(struct ftrace_ops *ops, int enable,  		 struct ftrace_hash **dst, struct ftrace_hash *src)  {  	struct ftrace_func_entry *entry; -	struct hlist_node *tp, *tn; +	struct hlist_node *tn;  	struct hlist_head *hhd;  	struct ftrace_hash *old_hash;  	struct ftrace_hash *new_hash; @@ -1362,7 +1359,7 @@ ftrace_hash_move(struct ftrace_ops *ops, int enable,  	size = 1 << src->size_bits;  	for (i = 0; i < size; i++) {  		hhd = &src->buckets[i]; -		hlist_for_each_entry_safe(entry, tp, tn, hhd, hlist) { +		hlist_for_each_entry_safe(entry, tn, hhd, hlist) {  			if (bits > 0)  				key = hash_long(entry->ip, bits);  			else @@ -2901,7 +2898,6 @@ static void function_trace_probe_call(unsigned long ip, unsigned long parent_ip,  {  	struct ftrace_func_probe *entry;  	struct hlist_head *hhd; -	struct hlist_node *n;  	unsigned long key;  	key = hash_long(ip, FTRACE_HASH_BITS); @@ -2917,7 +2913,7 @@ static void function_trace_probe_call(unsigned long ip, unsigned long parent_ip,  	 * on the hash. rcu_read_lock is too dangerous here.  	 */  	preempt_disable_notrace(); -	hlist_for_each_entry_rcu(entry, n, hhd, node) { +	hlist_for_each_entry_rcu(entry, hhd, node) {  		if (entry->ip == ip)  			entry->ops->func(ip, parent_ip, &entry->data);  	} @@ -3068,7 +3064,7 @@ __unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops,  				  void *data, int flags)  {  	struct ftrace_func_probe *entry; -	struct hlist_node *n, *tmp; +	struct hlist_node *tmp;  	char str[KSYM_SYMBOL_LEN];  	int type = MATCH_FULL;  	int i, len = 0; @@ -3091,7 +3087,7 @@ __unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops,  	for (i = 0; i < FTRACE_FUNC_HASHSIZE; i++) {  		struct hlist_head *hhd = &ftrace_func_hash[i]; -		hlist_for_each_entry_safe(entry, n, tmp, hhd, node) { +		hlist_for_each_entry_safe(entry, tmp, hhd, node) {  			/* break up if statements for readability */  			if ((flags & PROBE_TEST_FUNC) && entry->ops != ops) diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c index 194d79602dc..697e88d1390 100644 --- a/kernel/trace/trace_output.c +++ b/kernel/trace/trace_output.c @@ -739,12 +739,11 @@ static int task_state_char(unsigned long state)  struct trace_event *ftrace_find_event(int type)  {  	struct trace_event *event; -	struct hlist_node *n;  	unsigned key;  	key = type & (EVENT_HASHSIZE - 1); -	hlist_for_each_entry(event, n, &event_hash[key], node) { +	hlist_for_each_entry(event, &event_hash[key], node) {  		if (event->type == type)  			return event;  	} diff --git a/kernel/tracepoint.c b/kernel/tracepoint.c index d96ba22dabf..0c05a459204 100644 --- a/kernel/tracepoint.c +++ b/kernel/tracepoint.c @@ -192,12 +192,11 @@ tracepoint_entry_remove_probe(struct tracepoint_entry *entry,  static struct tracepoint_entry *get_tracepoint(const char *name)  {  	struct hlist_head *head; -	struct hlist_node *node;  	struct tracepoint_entry *e;  	u32 hash = jhash(name, strlen(name), 0);  	head = &tracepoint_table[hash & (TRACEPOINT_TABLE_SIZE - 1)]; -	hlist_for_each_entry(e, node, head, hlist) { +	hlist_for_each_entry(e, head, hlist) {  		if (!strcmp(name, e->name))  			return e;  	} @@ -211,13 +210,12 @@ static struct tracepoint_entry *get_tracepoint(const char *name)  static struct tracepoint_entry *add_tracepoint(const char *name)  {  	struct hlist_head *head; -	struct hlist_node *node;  	struct tracepoint_entry *e;  	size_t name_len = strlen(name) + 1;  	u32 hash = jhash(name, name_len-1, 0);  	head = &tracepoint_table[hash & (TRACEPOINT_TABLE_SIZE - 1)]; -	hlist_for_each_entry(e, node, head, hlist) { +	hlist_for_each_entry(e, head, hlist) {  		if (!strcmp(name, e->name)) {  			printk(KERN_NOTICE  				"tracepoint %s busy\n", name); diff --git a/kernel/user-return-notifier.c b/kernel/user-return-notifier.c index 1744bb80f1f..394f70b1716 100644 --- a/kernel/user-return-notifier.c +++ b/kernel/user-return-notifier.c @@ -34,11 +34,11 @@ EXPORT_SYMBOL_GPL(user_return_notifier_unregister);  void fire_user_return_notifiers(void)  {  	struct user_return_notifier *urn; -	struct hlist_node *tmp1, *tmp2; +	struct hlist_node *tmp2;  	struct hlist_head *head;  	head = &get_cpu_var(return_notifier_list); -	hlist_for_each_entry_safe(urn, tmp1, tmp2, head, link) +	hlist_for_each_entry_safe(urn, tmp2, head, link)  		urn->on_user_return(urn);  	put_cpu_var(return_notifier_list);  } diff --git a/kernel/user.c b/kernel/user.c index 57ebfd42023..e81978e8c03 100644 --- a/kernel/user.c +++ b/kernel/user.c @@ -105,9 +105,8 @@ static void uid_hash_remove(struct user_struct *up)  static struct user_struct *uid_hash_find(kuid_t uid, struct hlist_head *hashent)  {  	struct user_struct *user; -	struct hlist_node *h; -	hlist_for_each_entry(user, h, hashent, uidhash_node) { +	hlist_for_each_entry(user, hashent, uidhash_node) {  		if (uid_eq(user->uid, uid)) {  			atomic_inc(&user->__count);  			return user; diff --git a/kernel/workqueue.c b/kernel/workqueue.c index f4feacad381..81f2457811e 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -251,8 +251,8 @@ EXPORT_SYMBOL_GPL(system_freezable_wq);  	for ((pool) = &std_worker_pools(cpu)[0];			\  	     (pool) < &std_worker_pools(cpu)[NR_STD_WORKER_POOLS]; (pool)++) -#define for_each_busy_worker(worker, i, pos, pool)			\ -	hash_for_each(pool->busy_hash, i, pos, worker, hentry) +#define for_each_busy_worker(worker, i, pool)				\ +	hash_for_each(pool->busy_hash, i, worker, hentry)  static inline int __next_wq_cpu(int cpu, const struct cpumask *mask,  				unsigned int sw) @@ -909,9 +909,8 @@ static struct worker *find_worker_executing_work(struct worker_pool *pool,  						 struct work_struct *work)  {  	struct worker *worker; -	struct hlist_node *tmp; -	hash_for_each_possible(pool->busy_hash, worker, tmp, hentry, +	hash_for_each_possible(pool->busy_hash, worker, hentry,  			       (unsigned long)work)  		if (worker->current_work == work &&  		    worker->current_func == work->func) @@ -1626,7 +1625,6 @@ static void busy_worker_rebind_fn(struct work_struct *work)  static void rebind_workers(struct worker_pool *pool)  {  	struct worker *worker, *n; -	struct hlist_node *pos;  	int i;  	lockdep_assert_held(&pool->assoc_mutex); @@ -1648,7 +1646,7 @@ static void rebind_workers(struct worker_pool *pool)  	}  	/* rebind busy workers */ -	for_each_busy_worker(worker, i, pos, pool) { +	for_each_busy_worker(worker, i, pool) {  		struct work_struct *rebind_work = &worker->rebind_work;  		struct workqueue_struct *wq; @@ -3423,7 +3421,6 @@ static void wq_unbind_fn(struct work_struct *work)  	int cpu = smp_processor_id();  	struct worker_pool *pool;  	struct worker *worker; -	struct hlist_node *pos;  	int i;  	for_each_std_worker_pool(pool, cpu) { @@ -3442,7 +3439,7 @@ static void wq_unbind_fn(struct work_struct *work)  		list_for_each_entry(worker, &pool->idle_list, entry)  			worker->flags |= WORKER_UNBOUND; -		for_each_busy_worker(worker, i, pos, pool) +		for_each_busy_worker(worker, i, pool)  			worker->flags |= WORKER_UNBOUND;  		pool->flags |= POOL_DISASSOCIATED; diff --git a/lib/debugobjects.c b/lib/debugobjects.c index d11808ca4bc..37061ede8b8 100644 --- a/lib/debugobjects.c +++ b/lib/debugobjects.c @@ -109,11 +109,10 @@ static void fill_pool(void)   */  static struct debug_obj *lookup_object(void *addr, struct debug_bucket *b)  { -	struct hlist_node *node;  	struct debug_obj *obj;  	int cnt = 0; -	hlist_for_each_entry(obj, node, &b->list, node) { +	hlist_for_each_entry(obj, &b->list, node) {  		cnt++;  		if (obj->object == addr)  			return obj; @@ -213,7 +212,7 @@ static void free_object(struct debug_obj *obj)  static void debug_objects_oom(void)  {  	struct debug_bucket *db = obj_hash; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	HLIST_HEAD(freelist);  	struct debug_obj *obj;  	unsigned long flags; @@ -227,7 +226,7 @@ static void debug_objects_oom(void)  		raw_spin_unlock_irqrestore(&db->lock, flags);  		/* Now free them */ -		hlist_for_each_entry_safe(obj, node, tmp, &freelist, node) { +		hlist_for_each_entry_safe(obj, tmp, &freelist, node) {  			hlist_del(&obj->node);  			free_object(obj);  		} @@ -658,7 +657,7 @@ debug_object_active_state(void *addr, struct debug_obj_descr *descr,  static void __debug_check_no_obj_freed(const void *address, unsigned long size)  {  	unsigned long flags, oaddr, saddr, eaddr, paddr, chunks; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	HLIST_HEAD(freelist);  	struct debug_obj_descr *descr;  	enum debug_obj_state state; @@ -678,7 +677,7 @@ static void __debug_check_no_obj_freed(const void *address, unsigned long size)  repeat:  		cnt = 0;  		raw_spin_lock_irqsave(&db->lock, flags); -		hlist_for_each_entry_safe(obj, node, tmp, &db->list, node) { +		hlist_for_each_entry_safe(obj, tmp, &db->list, node) {  			cnt++;  			oaddr = (unsigned long) obj->object;  			if (oaddr < saddr || oaddr >= eaddr) @@ -702,7 +701,7 @@ repeat:  		raw_spin_unlock_irqrestore(&db->lock, flags);  		/* Now free them */ -		hlist_for_each_entry_safe(obj, node, tmp, &freelist, node) { +		hlist_for_each_entry_safe(obj, tmp, &freelist, node) {  			hlist_del(&obj->node);  			free_object(obj);  		} @@ -1013,7 +1012,7 @@ void __init debug_objects_early_init(void)  static int __init debug_objects_replace_static_objects(void)  {  	struct debug_bucket *db = obj_hash; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	struct debug_obj *obj, *new;  	HLIST_HEAD(objects);  	int i, cnt = 0; @@ -1033,7 +1032,7 @@ static int __init debug_objects_replace_static_objects(void)  	local_irq_disable();  	/* Remove the statically allocated objects from the pool */ -	hlist_for_each_entry_safe(obj, node, tmp, &obj_pool, node) +	hlist_for_each_entry_safe(obj, tmp, &obj_pool, node)  		hlist_del(&obj->node);  	/* Move the allocated objects to the pool */  	hlist_move_list(&objects, &obj_pool); @@ -1042,7 +1041,7 @@ static int __init debug_objects_replace_static_objects(void)  	for (i = 0; i < ODEBUG_HASH_SIZE; i++, db++) {  		hlist_move_list(&db->list, &objects); -		hlist_for_each_entry(obj, node, &objects, node) { +		hlist_for_each_entry(obj, &objects, node) {  			new = hlist_entry(obj_pool.first, typeof(*obj), node);  			hlist_del(&new->node);  			/* copy object data */ @@ -1057,7 +1056,7 @@ static int __init debug_objects_replace_static_objects(void)  	       obj_pool_used);  	return 0;  free: -	hlist_for_each_entry_safe(obj, node, tmp, &objects, node) { +	hlist_for_each_entry_safe(obj, tmp, &objects, node) {  		hlist_del(&obj->node);  		kmem_cache_free(obj_cache, obj);  	} diff --git a/lib/lru_cache.c b/lib/lru_cache.c index d71d8949894..8335d39d2cc 100644 --- a/lib/lru_cache.c +++ b/lib/lru_cache.c @@ -262,12 +262,11 @@ static struct hlist_head *lc_hash_slot(struct lru_cache *lc, unsigned int enr)  static struct lc_element *__lc_find(struct lru_cache *lc, unsigned int enr,  		bool include_changing)  { -	struct hlist_node *n;  	struct lc_element *e;  	BUG_ON(!lc);  	BUG_ON(!lc->nr_elements); -	hlist_for_each_entry(e, n, lc_hash_slot(lc, enr), colision) { +	hlist_for_each_entry(e, lc_hash_slot(lc, enr), colision) {  		/* "about to be changed" elements, pending transaction commit,  		 * are hashed by their "new number". "Normal" elements have  		 * lc_number == lc_new_number. */ diff --git a/mm/huge_memory.c b/mm/huge_memory.c index bfa142e67b1..e2f7f5aaaaf 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -1906,9 +1906,8 @@ static inline void free_mm_slot(struct mm_slot *mm_slot)  static struct mm_slot *get_mm_slot(struct mm_struct *mm)  {  	struct mm_slot *mm_slot; -	struct hlist_node *node; -	hash_for_each_possible(mm_slots_hash, mm_slot, node, hash, (unsigned long)mm) +	hash_for_each_possible(mm_slots_hash, mm_slot, hash, (unsigned long)mm)  		if (mm == mm_slot->mm)  			return mm_slot; diff --git a/mm/kmemleak.c b/mm/kmemleak.c index 83dd5fbf5e6..c8d7f3110fd 100644 --- a/mm/kmemleak.c +++ b/mm/kmemleak.c @@ -436,7 +436,7 @@ static int get_object(struct kmemleak_object *object)   */  static void free_object_rcu(struct rcu_head *rcu)  { -	struct hlist_node *elem, *tmp; +	struct hlist_node *tmp;  	struct kmemleak_scan_area *area;  	struct kmemleak_object *object =  		container_of(rcu, struct kmemleak_object, rcu); @@ -445,8 +445,8 @@ static void free_object_rcu(struct rcu_head *rcu)  	 * Once use_count is 0 (guaranteed by put_object), there is no other  	 * code accessing this object, hence no need for locking.  	 */ -	hlist_for_each_entry_safe(area, elem, tmp, &object->area_list, node) { -		hlist_del(elem); +	hlist_for_each_entry_safe(area, tmp, &object->area_list, node) { +		hlist_del(&area->node);  		kmem_cache_free(scan_area_cache, area);  	}  	kmem_cache_free(object_cache, object); @@ -1177,7 +1177,6 @@ static void scan_block(void *_start, void *_end,  static void scan_object(struct kmemleak_object *object)  {  	struct kmemleak_scan_area *area; -	struct hlist_node *elem;  	unsigned long flags;  	/* @@ -1205,7 +1204,7 @@ static void scan_object(struct kmemleak_object *object)  			spin_lock_irqsave(&object->lock, flags);  		}  	} else -		hlist_for_each_entry(area, elem, &object->area_list, node) +		hlist_for_each_entry(area, &object->area_list, node)  			scan_block((void *)area->start,  				   (void *)(area->start + area->size),  				   object, 0); @@ -320,10 +320,9 @@ static inline void free_mm_slot(struct mm_slot *mm_slot)  static struct mm_slot *get_mm_slot(struct mm_struct *mm)  { -	struct hlist_node *node;  	struct mm_slot *slot; -	hash_for_each_possible(mm_slots_hash, slot, node, link, (unsigned long)mm) +	hash_for_each_possible(mm_slots_hash, slot, link, (unsigned long)mm)  		if (slot->mm == mm)  			return slot; @@ -496,9 +495,8 @@ static inline int get_kpfn_nid(unsigned long kpfn)  static void remove_node_from_stable_tree(struct stable_node *stable_node)  {  	struct rmap_item *rmap_item; -	struct hlist_node *hlist; -	hlist_for_each_entry(rmap_item, hlist, &stable_node->hlist, hlist) { +	hlist_for_each_entry(rmap_item, &stable_node->hlist, hlist) {  		if (rmap_item->hlist.next)  			ksm_pages_sharing--;  		else @@ -1898,7 +1896,6 @@ int page_referenced_ksm(struct page *page, struct mem_cgroup *memcg,  {  	struct stable_node *stable_node;  	struct rmap_item *rmap_item; -	struct hlist_node *hlist;  	unsigned int mapcount = page_mapcount(page);  	int referenced = 0;  	int search_new_forks = 0; @@ -1910,7 +1907,7 @@ int page_referenced_ksm(struct page *page, struct mem_cgroup *memcg,  	if (!stable_node)  		return 0;  again: -	hlist_for_each_entry(rmap_item, hlist, &stable_node->hlist, hlist) { +	hlist_for_each_entry(rmap_item, &stable_node->hlist, hlist) {  		struct anon_vma *anon_vma = rmap_item->anon_vma;  		struct anon_vma_chain *vmac;  		struct vm_area_struct *vma; @@ -1952,7 +1949,6 @@ out:  int try_to_unmap_ksm(struct page *page, enum ttu_flags flags)  {  	struct stable_node *stable_node; -	struct hlist_node *hlist;  	struct rmap_item *rmap_item;  	int ret = SWAP_AGAIN;  	int search_new_forks = 0; @@ -1964,7 +1960,7 @@ int try_to_unmap_ksm(struct page *page, enum ttu_flags flags)  	if (!stable_node)  		return SWAP_FAIL;  again: -	hlist_for_each_entry(rmap_item, hlist, &stable_node->hlist, hlist) { +	hlist_for_each_entry(rmap_item, &stable_node->hlist, hlist) {  		struct anon_vma *anon_vma = rmap_item->anon_vma;  		struct anon_vma_chain *vmac;  		struct vm_area_struct *vma; @@ -2005,7 +2001,6 @@ int rmap_walk_ksm(struct page *page, int (*rmap_one)(struct page *,  		  struct vm_area_struct *, unsigned long, void *), void *arg)  {  	struct stable_node *stable_node; -	struct hlist_node *hlist;  	struct rmap_item *rmap_item;  	int ret = SWAP_AGAIN;  	int search_new_forks = 0; @@ -2017,7 +2012,7 @@ int rmap_walk_ksm(struct page *page, int (*rmap_one)(struct page *,  	if (!stable_node)  		return ret;  again: -	hlist_for_each_entry(rmap_item, hlist, &stable_node->hlist, hlist) { +	hlist_for_each_entry(rmap_item, &stable_node->hlist, hlist) {  		struct anon_vma *anon_vma = rmap_item->anon_vma;  		struct anon_vma_chain *vmac;  		struct vm_area_struct *vma; diff --git a/mm/mmu_notifier.c b/mm/mmu_notifier.c index 2175fb0d501..be04122fb27 100644 --- a/mm/mmu_notifier.c +++ b/mm/mmu_notifier.c @@ -95,11 +95,10 @@ int __mmu_notifier_clear_flush_young(struct mm_struct *mm,  					unsigned long address)  {  	struct mmu_notifier *mn; -	struct hlist_node *n;  	int young = 0, id;  	id = srcu_read_lock(&srcu); -	hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) { +	hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) {  		if (mn->ops->clear_flush_young)  			young |= mn->ops->clear_flush_young(mn, mm, address);  	} @@ -112,11 +111,10 @@ int __mmu_notifier_test_young(struct mm_struct *mm,  			      unsigned long address)  {  	struct mmu_notifier *mn; -	struct hlist_node *n;  	int young = 0, id;  	id = srcu_read_lock(&srcu); -	hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) { +	hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) {  		if (mn->ops->test_young) {  			young = mn->ops->test_young(mn, mm, address);  			if (young) @@ -132,11 +130,10 @@ void __mmu_notifier_change_pte(struct mm_struct *mm, unsigned long address,  			       pte_t pte)  {  	struct mmu_notifier *mn; -	struct hlist_node *n;  	int id;  	id = srcu_read_lock(&srcu); -	hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) { +	hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) {  		if (mn->ops->change_pte)  			mn->ops->change_pte(mn, mm, address, pte);  	} @@ -147,11 +144,10 @@ void __mmu_notifier_invalidate_page(struct mm_struct *mm,  					  unsigned long address)  {  	struct mmu_notifier *mn; -	struct hlist_node *n;  	int id;  	id = srcu_read_lock(&srcu); -	hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) { +	hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) {  		if (mn->ops->invalidate_page)  			mn->ops->invalidate_page(mn, mm, address);  	} @@ -162,11 +158,10 @@ void __mmu_notifier_invalidate_range_start(struct mm_struct *mm,  				  unsigned long start, unsigned long end)  {  	struct mmu_notifier *mn; -	struct hlist_node *n;  	int id;  	id = srcu_read_lock(&srcu); -	hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) { +	hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) {  		if (mn->ops->invalidate_range_start)  			mn->ops->invalidate_range_start(mn, mm, start, end);  	} @@ -178,11 +173,10 @@ void __mmu_notifier_invalidate_range_end(struct mm_struct *mm,  				  unsigned long start, unsigned long end)  {  	struct mmu_notifier *mn; -	struct hlist_node *n;  	int id;  	id = srcu_read_lock(&srcu); -	hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) { +	hlist_for_each_entry_rcu(mn, &mm->mmu_notifier_mm->list, hlist) {  		if (mn->ops->invalidate_range_end)  			mn->ops->invalidate_range_end(mn, mm, start, end);  	} diff --git a/net/9p/error.c b/net/9p/error.c index 2ab2de76010..126fd0dceea 100644 --- a/net/9p/error.c +++ b/net/9p/error.c @@ -221,15 +221,13 @@ EXPORT_SYMBOL(p9_error_init);  int p9_errstr2errno(char *errstr, int len)  {  	int errno; -	struct hlist_node *p;  	struct errormap *c;  	int bucket;  	errno = 0; -	p = NULL;  	c = NULL;  	bucket = jhash(errstr, len, 0) % ERRHASHSZ; -	hlist_for_each_entry(c, p, &hash_errmap[bucket], list) { +	hlist_for_each_entry(c, &hash_errmap[bucket], list) {  		if (c->namelen == len && !memcmp(c->name, errstr, len)) {  			errno = c->val;  			break; diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c index de2e950a0a7..74dea377fe5 100644 --- a/net/9p/trans_virtio.c +++ b/net/9p/trans_virtio.c @@ -655,7 +655,7 @@ static struct p9_trans_module p9_virtio_trans = {  	.create = p9_virtio_create,  	.close = p9_virtio_close,  	.request = p9_virtio_request, -	.zc_request = p9_virtio_zc_request, +	//.zc_request = p9_virtio_zc_request,  	.cancel = p9_virtio_cancel,  	/*  	 * We leave one entry for input and one entry for response diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c index 33475291c9c..4a141e3cf07 100644 --- a/net/appletalk/ddp.c +++ b/net/appletalk/ddp.c @@ -93,10 +93,9 @@ static struct sock *atalk_search_socket(struct sockaddr_at *to,  					struct atalk_iface *atif)  {  	struct sock *s; -	struct hlist_node *node;  	read_lock_bh(&atalk_sockets_lock); -	sk_for_each(s, node, &atalk_sockets) { +	sk_for_each(s, &atalk_sockets) {  		struct atalk_sock *at = at_sk(s);  		if (to->sat_port != at->src_port) @@ -141,11 +140,10 @@ static struct sock *atalk_find_or_insert_socket(struct sock *sk,  						struct sockaddr_at *sat)  {  	struct sock *s; -	struct hlist_node *node;  	struct atalk_sock *at;  	write_lock_bh(&atalk_sockets_lock); -	sk_for_each(s, node, &atalk_sockets) { +	sk_for_each(s, &atalk_sockets) {  		at = at_sk(s);  		if (at->src_net == sat->sat_addr.s_net && @@ -1084,9 +1082,8 @@ static int atalk_pick_and_bind_port(struct sock *sk, struct sockaddr_at *sat)  	     sat->sat_port < ATPORT_LAST;  	     sat->sat_port++) {  		struct sock *s; -		struct hlist_node *node; -		sk_for_each(s, node, &atalk_sockets) { +		sk_for_each(s, &atalk_sockets) {  			struct atalk_sock *at = at_sk(s);  			if (at->src_net == sat->sat_addr.s_net && diff --git a/net/atm/common.c b/net/atm/common.c index 806fc0a4005..7b491006eaf 100644 --- a/net/atm/common.c +++ b/net/atm/common.c @@ -270,11 +270,11 @@ void atm_dev_release_vccs(struct atm_dev *dev)  	write_lock_irq(&vcc_sklist_lock);  	for (i = 0; i < VCC_HTABLE_SIZE; i++) {  		struct hlist_head *head = &vcc_hash[i]; -		struct hlist_node *node, *tmp; +		struct hlist_node *tmp;  		struct sock *s;  		struct atm_vcc *vcc; -		sk_for_each_safe(s, node, tmp, head) { +		sk_for_each_safe(s, tmp, head) {  			vcc = atm_sk(s);  			if (vcc->dev == dev) {  				vcc_release_async(vcc, -EPIPE); @@ -317,11 +317,10 @@ static int adjust_tp(struct atm_trafprm *tp, unsigned char aal)  static int check_ci(const struct atm_vcc *vcc, short vpi, int vci)  {  	struct hlist_head *head = &vcc_hash[vci & (VCC_HTABLE_SIZE - 1)]; -	struct hlist_node *node;  	struct sock *s;  	struct atm_vcc *walk; -	sk_for_each(s, node, head) { +	sk_for_each(s, head) {  		walk = atm_sk(s);  		if (walk->dev != vcc->dev)  			continue; diff --git a/net/atm/lec.c b/net/atm/lec.c index 2e3d942e77f..f23916be18f 100644 --- a/net/atm/lec.c +++ b/net/atm/lec.c @@ -842,7 +842,9 @@ static void *lec_tbl_walk(struct lec_state *state, struct hlist_head *tbl,  		--*l;  	} -	hlist_for_each_entry_from(tmp, e, next) { +	tmp = container_of(e, struct lec_arp_table, next); + +	hlist_for_each_entry_from(tmp, next) {  		if (--*l < 0)  			break;  	} @@ -1307,7 +1309,6 @@ lec_arp_add(struct lec_priv *priv, struct lec_arp_table *entry)  static int  lec_arp_remove(struct lec_priv *priv, struct lec_arp_table *to_remove)  { -	struct hlist_node *node;  	struct lec_arp_table *entry;  	int i, remove_vcc = 1; @@ -1326,7 +1327,7 @@ lec_arp_remove(struct lec_priv *priv, struct lec_arp_table *to_remove)  		 * ESI_FLUSH_PENDING, ESI_FORWARD_DIRECT  		 */  		for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) { -			hlist_for_each_entry(entry, node, +			hlist_for_each_entry(entry,  					     &priv->lec_arp_tables[i], next) {  				if (memcmp(to_remove->atm_addr,  					   entry->atm_addr, ATM_ESA_LEN) == 0) { @@ -1364,14 +1365,13 @@ static const char *get_status_string(unsigned char st)  static void dump_arp_table(struct lec_priv *priv)  { -	struct hlist_node *node;  	struct lec_arp_table *rulla;  	char buf[256];  	int i, j, offset;  	pr_info("Dump %p:\n", priv);  	for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) { -		hlist_for_each_entry(rulla, node, +		hlist_for_each_entry(rulla,  				     &priv->lec_arp_tables[i], next) {  			offset = 0;  			offset += sprintf(buf, "%d: %p\n", i, rulla); @@ -1403,7 +1403,7 @@ static void dump_arp_table(struct lec_priv *priv)  	if (!hlist_empty(&priv->lec_no_forward))  		pr_info("No forward\n"); -	hlist_for_each_entry(rulla, node, &priv->lec_no_forward, next) { +	hlist_for_each_entry(rulla, &priv->lec_no_forward, next) {  		offset = 0;  		offset += sprintf(buf + offset, "Mac: %pM", rulla->mac_addr);  		offset += sprintf(buf + offset, " Atm:"); @@ -1428,7 +1428,7 @@ static void dump_arp_table(struct lec_priv *priv)  	if (!hlist_empty(&priv->lec_arp_empty_ones))  		pr_info("Empty ones\n"); -	hlist_for_each_entry(rulla, node, &priv->lec_arp_empty_ones, next) { +	hlist_for_each_entry(rulla, &priv->lec_arp_empty_ones, next) {  		offset = 0;  		offset += sprintf(buf + offset, "Mac: %pM", rulla->mac_addr);  		offset += sprintf(buf + offset, " Atm:"); @@ -1453,7 +1453,7 @@ static void dump_arp_table(struct lec_priv *priv)  	if (!hlist_empty(&priv->mcast_fwds))  		pr_info("Multicast Forward VCCs\n"); -	hlist_for_each_entry(rulla, node, &priv->mcast_fwds, next) { +	hlist_for_each_entry(rulla, &priv->mcast_fwds, next) {  		offset = 0;  		offset += sprintf(buf + offset, "Mac: %pM", rulla->mac_addr);  		offset += sprintf(buf + offset, " Atm:"); @@ -1487,7 +1487,7 @@ static void dump_arp_table(struct lec_priv *priv)  static void lec_arp_destroy(struct lec_priv *priv)  {  	unsigned long flags; -	struct hlist_node *node, *next; +	struct hlist_node *next;  	struct lec_arp_table *entry;  	int i; @@ -1499,7 +1499,7 @@ static void lec_arp_destroy(struct lec_priv *priv)  	spin_lock_irqsave(&priv->lec_arp_lock, flags);  	for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) { -		hlist_for_each_entry_safe(entry, node, next, +		hlist_for_each_entry_safe(entry, next,  					  &priv->lec_arp_tables[i], next) {  			lec_arp_remove(priv, entry);  			lec_arp_put(entry); @@ -1507,7 +1507,7 @@ static void lec_arp_destroy(struct lec_priv *priv)  		INIT_HLIST_HEAD(&priv->lec_arp_tables[i]);  	} -	hlist_for_each_entry_safe(entry, node, next, +	hlist_for_each_entry_safe(entry, next,  				  &priv->lec_arp_empty_ones, next) {  		del_timer_sync(&entry->timer);  		lec_arp_clear_vccs(entry); @@ -1516,7 +1516,7 @@ static void lec_arp_destroy(struct lec_priv *priv)  	}  	INIT_HLIST_HEAD(&priv->lec_arp_empty_ones); -	hlist_for_each_entry_safe(entry, node, next, +	hlist_for_each_entry_safe(entry, next,  				  &priv->lec_no_forward, next) {  		del_timer_sync(&entry->timer);  		lec_arp_clear_vccs(entry); @@ -1525,7 +1525,7 @@ static void lec_arp_destroy(struct lec_priv *priv)  	}  	INIT_HLIST_HEAD(&priv->lec_no_forward); -	hlist_for_each_entry_safe(entry, node, next, &priv->mcast_fwds, next) { +	hlist_for_each_entry_safe(entry, next, &priv->mcast_fwds, next) {  		/* No timer, LANEv2 7.1.20 and 2.3.5.3 */  		lec_arp_clear_vccs(entry);  		hlist_del(&entry->next); @@ -1542,14 +1542,13 @@ static void lec_arp_destroy(struct lec_priv *priv)  static struct lec_arp_table *lec_arp_find(struct lec_priv *priv,  					  const unsigned char *mac_addr)  { -	struct hlist_node *node;  	struct hlist_head *head;  	struct lec_arp_table *entry;  	pr_debug("%pM\n", mac_addr);  	head = &priv->lec_arp_tables[HASH(mac_addr[ETH_ALEN - 1])]; -	hlist_for_each_entry(entry, node, head, next) { +	hlist_for_each_entry(entry, head, next) {  		if (ether_addr_equal(mac_addr, entry->mac_addr))  			return entry;  	} @@ -1686,7 +1685,7 @@ static void lec_arp_check_expire(struct work_struct *work)  	unsigned long flags;  	struct lec_priv *priv =  		container_of(work, struct lec_priv, lec_arp_work.work); -	struct hlist_node *node, *next; +	struct hlist_node *next;  	struct lec_arp_table *entry;  	unsigned long now;  	int i; @@ -1696,7 +1695,7 @@ static void lec_arp_check_expire(struct work_struct *work)  restart:  	spin_lock_irqsave(&priv->lec_arp_lock, flags);  	for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) { -		hlist_for_each_entry_safe(entry, node, next, +		hlist_for_each_entry_safe(entry, next,  					  &priv->lec_arp_tables[i], next) {  			if (__lec_arp_check_expire(entry, now, priv)) {  				struct sk_buff *skb; @@ -1823,14 +1822,14 @@ lec_addr_delete(struct lec_priv *priv, const unsigned char *atm_addr,  		unsigned long permanent)  {  	unsigned long flags; -	struct hlist_node *node, *next; +	struct hlist_node *next;  	struct lec_arp_table *entry;  	int i;  	pr_debug("\n");  	spin_lock_irqsave(&priv->lec_arp_lock, flags);  	for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) { -		hlist_for_each_entry_safe(entry, node, next, +		hlist_for_each_entry_safe(entry, next,  					  &priv->lec_arp_tables[i], next) {  			if (!memcmp(atm_addr, entry->atm_addr, ATM_ESA_LEN) &&  			    (permanent || @@ -1855,7 +1854,7 @@ lec_arp_update(struct lec_priv *priv, const unsigned char *mac_addr,  	       unsigned int targetless_le_arp)  {  	unsigned long flags; -	struct hlist_node *node, *next; +	struct hlist_node *next;  	struct lec_arp_table *entry, *tmp;  	int i; @@ -1870,7 +1869,7 @@ lec_arp_update(struct lec_priv *priv, const unsigned char *mac_addr,  				 * we have no entry in the cache. 7.1.30  				 */  	if (!hlist_empty(&priv->lec_arp_empty_ones)) { -		hlist_for_each_entry_safe(entry, node, next, +		hlist_for_each_entry_safe(entry, next,  					  &priv->lec_arp_empty_ones, next) {  			if (memcmp(entry->atm_addr, atm_addr, ATM_ESA_LEN) == 0) {  				hlist_del(&entry->next); @@ -1915,7 +1914,7 @@ lec_arp_update(struct lec_priv *priv, const unsigned char *mac_addr,  	memcpy(entry->atm_addr, atm_addr, ATM_ESA_LEN);  	del_timer(&entry->timer);  	for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) { -		hlist_for_each_entry(tmp, node, +		hlist_for_each_entry(tmp,  				     &priv->lec_arp_tables[i], next) {  			if (entry != tmp &&  			    !memcmp(tmp->atm_addr, atm_addr, ATM_ESA_LEN)) { @@ -1956,7 +1955,6 @@ lec_vcc_added(struct lec_priv *priv, const struct atmlec_ioc *ioc_data,  	      void (*old_push) (struct atm_vcc *vcc, struct sk_buff *skb))  {  	unsigned long flags; -	struct hlist_node *node;  	struct lec_arp_table *entry;  	int i, found_entry = 0; @@ -2026,7 +2024,7 @@ lec_vcc_added(struct lec_priv *priv, const struct atmlec_ioc *ioc_data,  		 ioc_data->atm_addr[16], ioc_data->atm_addr[17],  		 ioc_data->atm_addr[18], ioc_data->atm_addr[19]);  	for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) { -		hlist_for_each_entry(entry, node, +		hlist_for_each_entry(entry,  				     &priv->lec_arp_tables[i], next) {  			if (memcmp  			    (ioc_data->atm_addr, entry->atm_addr, @@ -2103,7 +2101,6 @@ out:  static void lec_flush_complete(struct lec_priv *priv, unsigned long tran_id)  {  	unsigned long flags; -	struct hlist_node *node;  	struct lec_arp_table *entry;  	int i; @@ -2111,7 +2108,7 @@ static void lec_flush_complete(struct lec_priv *priv, unsigned long tran_id)  restart:  	spin_lock_irqsave(&priv->lec_arp_lock, flags);  	for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) { -		hlist_for_each_entry(entry, node, +		hlist_for_each_entry(entry,  				     &priv->lec_arp_tables[i], next) {  			if (entry->flush_tran_id == tran_id &&  			    entry->status == ESI_FLUSH_PENDING) { @@ -2140,13 +2137,12 @@ lec_set_flush_tran_id(struct lec_priv *priv,  		      const unsigned char *atm_addr, unsigned long tran_id)  {  	unsigned long flags; -	struct hlist_node *node;  	struct lec_arp_table *entry;  	int i;  	spin_lock_irqsave(&priv->lec_arp_lock, flags);  	for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) -		hlist_for_each_entry(entry, node, +		hlist_for_each_entry(entry,  				     &priv->lec_arp_tables[i], next) {  			if (!memcmp(atm_addr, entry->atm_addr, ATM_ESA_LEN)) {  				entry->flush_tran_id = tran_id; @@ -2198,7 +2194,7 @@ out:  static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc)  {  	unsigned long flags; -	struct hlist_node *node, *next; +	struct hlist_node *next;  	struct lec_arp_table *entry;  	int i; @@ -2208,7 +2204,7 @@ static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc)  	spin_lock_irqsave(&priv->lec_arp_lock, flags);  	for (i = 0; i < LEC_ARP_TABLE_SIZE; i++) { -		hlist_for_each_entry_safe(entry, node, next, +		hlist_for_each_entry_safe(entry, next,  					  &priv->lec_arp_tables[i], next) {  			if (vcc == entry->vcc) {  				lec_arp_remove(priv, entry); @@ -2219,7 +2215,7 @@ static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc)  		}  	} -	hlist_for_each_entry_safe(entry, node, next, +	hlist_for_each_entry_safe(entry, next,  				  &priv->lec_arp_empty_ones, next) {  		if (entry->vcc == vcc) {  			lec_arp_clear_vccs(entry); @@ -2229,7 +2225,7 @@ static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc)  		}  	} -	hlist_for_each_entry_safe(entry, node, next, +	hlist_for_each_entry_safe(entry, next,  				  &priv->lec_no_forward, next) {  		if (entry->recv_vcc == vcc) {  			lec_arp_clear_vccs(entry); @@ -2239,7 +2235,7 @@ static void lec_vcc_close(struct lec_priv *priv, struct atm_vcc *vcc)  		}  	} -	hlist_for_each_entry_safe(entry, node, next, &priv->mcast_fwds, next) { +	hlist_for_each_entry_safe(entry, next, &priv->mcast_fwds, next) {  		if (entry->recv_vcc == vcc) {  			lec_arp_clear_vccs(entry);  			/* No timer, LANEv2 7.1.20 and 2.3.5.3 */ @@ -2257,13 +2253,13 @@ lec_arp_check_empties(struct lec_priv *priv,  		      struct atm_vcc *vcc, struct sk_buff *skb)  {  	unsigned long flags; -	struct hlist_node *node, *next; +	struct hlist_node *next;  	struct lec_arp_table *entry, *tmp;  	struct lecdatahdr_8023 *hdr = (struct lecdatahdr_8023 *)skb->data;  	unsigned char *src = hdr->h_source;  	spin_lock_irqsave(&priv->lec_arp_lock, flags); -	hlist_for_each_entry_safe(entry, node, next, +	hlist_for_each_entry_safe(entry, next,  				  &priv->lec_arp_empty_ones, next) {  		if (vcc == entry->vcc) {  			del_timer(&entry->timer); diff --git a/net/atm/signaling.c b/net/atm/signaling.c index 86767ca908a..4176887e72e 100644 --- a/net/atm/signaling.c +++ b/net/atm/signaling.c @@ -217,7 +217,6 @@ static void purge_vcc(struct atm_vcc *vcc)  static void sigd_close(struct atm_vcc *vcc)  { -	struct hlist_node *node;  	struct sock *s;  	int i; @@ -231,7 +230,7 @@ static void sigd_close(struct atm_vcc *vcc)  	for (i = 0; i < VCC_HTABLE_SIZE; ++i) {  		struct hlist_head *head = &vcc_hash[i]; -		sk_for_each(s, node, head) { +		sk_for_each(s, head) {  			vcc = atm_sk(s);  			purge_vcc(vcc); diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index 69a06c47b64..7b11f8bc507 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -81,14 +81,13 @@ static void ax25_kill_by_device(struct net_device *dev)  {  	ax25_dev *ax25_dev;  	ax25_cb *s; -	struct hlist_node *node;  	if ((ax25_dev = ax25_dev_ax25dev(dev)) == NULL)  		return;  	spin_lock_bh(&ax25_list_lock);  again: -	ax25_for_each(s, node, &ax25_list) { +	ax25_for_each(s, &ax25_list) {  		if (s->ax25_dev == ax25_dev) {  			s->ax25_dev = NULL;  			spin_unlock_bh(&ax25_list_lock); @@ -158,10 +157,9 @@ struct sock *ax25_find_listener(ax25_address *addr, int digi,  	struct net_device *dev, int type)  {  	ax25_cb *s; -	struct hlist_node *node;  	spin_lock(&ax25_list_lock); -	ax25_for_each(s, node, &ax25_list) { +	ax25_for_each(s, &ax25_list) {  		if ((s->iamdigi && !digi) || (!s->iamdigi && digi))  			continue;  		if (s->sk && !ax25cmp(&s->source_addr, addr) && @@ -187,10 +185,9 @@ struct sock *ax25_get_socket(ax25_address *my_addr, ax25_address *dest_addr,  {  	struct sock *sk = NULL;  	ax25_cb *s; -	struct hlist_node *node;  	spin_lock(&ax25_list_lock); -	ax25_for_each(s, node, &ax25_list) { +	ax25_for_each(s, &ax25_list) {  		if (s->sk && !ax25cmp(&s->source_addr, my_addr) &&  		    !ax25cmp(&s->dest_addr, dest_addr) &&  		    s->sk->sk_type == type) { @@ -213,10 +210,9 @@ ax25_cb *ax25_find_cb(ax25_address *src_addr, ax25_address *dest_addr,  	ax25_digi *digi, struct net_device *dev)  {  	ax25_cb *s; -	struct hlist_node *node;  	spin_lock_bh(&ax25_list_lock); -	ax25_for_each(s, node, &ax25_list) { +	ax25_for_each(s, &ax25_list) {  		if (s->sk && s->sk->sk_type != SOCK_SEQPACKET)  			continue;  		if (s->ax25_dev == NULL) @@ -248,10 +244,9 @@ void ax25_send_to_raw(ax25_address *addr, struct sk_buff *skb, int proto)  {  	ax25_cb *s;  	struct sk_buff *copy; -	struct hlist_node *node;  	spin_lock(&ax25_list_lock); -	ax25_for_each(s, node, &ax25_list) { +	ax25_for_each(s, &ax25_list) {  		if (s->sk != NULL && ax25cmp(&s->source_addr, addr) == 0 &&  		    s->sk->sk_type == SOCK_RAW &&  		    s->sk->sk_protocol == proto && diff --git a/net/ax25/ax25_ds_subr.c b/net/ax25/ax25_ds_subr.c index 5ea7fd3e2af..e05bd57b5af 100644 --- a/net/ax25/ax25_ds_subr.c +++ b/net/ax25/ax25_ds_subr.c @@ -39,7 +39,6 @@ void ax25_ds_nr_error_recovery(ax25_cb *ax25)  void ax25_ds_enquiry_response(ax25_cb *ax25)  {  	ax25_cb *ax25o; -	struct hlist_node *node;  	/* Please note that neither DK4EG's nor DG2FEF's  	 * DAMA spec mention the following behaviour as seen @@ -80,7 +79,7 @@ void ax25_ds_enquiry_response(ax25_cb *ax25)  	ax25_ds_set_timer(ax25->ax25_dev);  	spin_lock(&ax25_list_lock); -	ax25_for_each(ax25o, node, &ax25_list) { +	ax25_for_each(ax25o, &ax25_list) {  		if (ax25o == ax25)  			continue; @@ -159,10 +158,9 @@ static int ax25_check_dama_slave(ax25_dev *ax25_dev)  {  	ax25_cb *ax25;  	int res = 0; -	struct hlist_node *node;  	spin_lock(&ax25_list_lock); -	ax25_for_each(ax25, node, &ax25_list) +	ax25_for_each(ax25, &ax25_list)  		if (ax25->ax25_dev == ax25_dev && (ax25->condition & AX25_COND_DAMA_MODE) && ax25->state > AX25_STATE_1) {  			res = 1;  			break; diff --git a/net/ax25/ax25_ds_timer.c b/net/ax25/ax25_ds_timer.c index 993c439b4f7..951cd57bb07 100644 --- a/net/ax25/ax25_ds_timer.c +++ b/net/ax25/ax25_ds_timer.c @@ -70,7 +70,6 @@ static void ax25_ds_timeout(unsigned long arg)  {  	ax25_dev *ax25_dev = (struct ax25_dev *) arg;  	ax25_cb *ax25; -	struct hlist_node *node;  	if (ax25_dev == NULL || !ax25_dev->dama.slave)  		return;			/* Yikes! */ @@ -81,7 +80,7 @@ static void ax25_ds_timeout(unsigned long arg)  	}  	spin_lock(&ax25_list_lock); -	ax25_for_each(ax25, node, &ax25_list) { +	ax25_for_each(ax25, &ax25_list) {  		if (ax25->ax25_dev != ax25_dev || !(ax25->condition & AX25_COND_DAMA_MODE))  			continue; diff --git a/net/ax25/ax25_iface.c b/net/ax25/ax25_iface.c index 7d5f24b82cc..7f16e8a931b 100644 --- a/net/ax25/ax25_iface.c +++ b/net/ax25/ax25_iface.c @@ -193,10 +193,9 @@ int ax25_listen_mine(ax25_address *callsign, struct net_device *dev)  void ax25_link_failed(ax25_cb *ax25, int reason)  {  	struct ax25_linkfail *lf; -	struct hlist_node *node;  	spin_lock_bh(&linkfail_lock); -	hlist_for_each_entry(lf, node, &ax25_linkfail_list, lf_node) +	hlist_for_each_entry(lf, &ax25_linkfail_list, lf_node)  		lf->func(ax25, reason);  	spin_unlock_bh(&linkfail_lock);  } diff --git a/net/ax25/ax25_uid.c b/net/ax25/ax25_uid.c index 957999e43ff..71c4badbc80 100644 --- a/net/ax25/ax25_uid.c +++ b/net/ax25/ax25_uid.c @@ -54,10 +54,9 @@ EXPORT_SYMBOL(ax25_uid_policy);  ax25_uid_assoc *ax25_findbyuid(kuid_t uid)  {  	ax25_uid_assoc *ax25_uid, *res = NULL; -	struct hlist_node *node;  	read_lock(&ax25_uid_lock); -	ax25_uid_for_each(ax25_uid, node, &ax25_uid_list) { +	ax25_uid_for_each(ax25_uid, &ax25_uid_list) {  		if (uid_eq(ax25_uid->uid, uid)) {  			ax25_uid_hold(ax25_uid);  			res = ax25_uid; @@ -74,7 +73,6 @@ EXPORT_SYMBOL(ax25_findbyuid);  int ax25_uid_ioctl(int cmd, struct sockaddr_ax25 *sax)  {  	ax25_uid_assoc *ax25_uid; -	struct hlist_node *node;  	ax25_uid_assoc *user;  	unsigned long res; @@ -82,7 +80,7 @@ int ax25_uid_ioctl(int cmd, struct sockaddr_ax25 *sax)  	case SIOCAX25GETUID:  		res = -ENOENT;  		read_lock(&ax25_uid_lock); -		ax25_uid_for_each(ax25_uid, node, &ax25_uid_list) { +		ax25_uid_for_each(ax25_uid, &ax25_uid_list) {  			if (ax25cmp(&sax->sax25_call, &ax25_uid->call) == 0) {  				res = from_kuid_munged(current_user_ns(), ax25_uid->uid);  				break; @@ -126,7 +124,7 @@ int ax25_uid_ioctl(int cmd, struct sockaddr_ax25 *sax)  		ax25_uid = NULL;  		write_lock(&ax25_uid_lock); -		ax25_uid_for_each(ax25_uid, node, &ax25_uid_list) { +		ax25_uid_for_each(ax25_uid, &ax25_uid_list) {  			if (ax25cmp(&sax->sax25_call, &ax25_uid->call) == 0)  				break;  		} @@ -212,11 +210,10 @@ const struct file_operations ax25_uid_fops = {  void __exit ax25_uid_free(void)  {  	ax25_uid_assoc *ax25_uid; -	struct hlist_node *node;  	write_lock(&ax25_uid_lock);  again: -	ax25_uid_for_each(ax25_uid, node, &ax25_uid_list) { +	ax25_uid_for_each(ax25_uid, &ax25_uid_list) {  		hlist_del_init(&ax25_uid->uid_node);  		ax25_uid_put(ax25_uid);  		goto again; diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c index 72fe1bbf772..a0b253ecada 100644 --- a/net/batman-adv/bat_iv_ogm.c +++ b/net/batman-adv/bat_iv_ogm.c @@ -487,7 +487,6 @@ static void batadv_iv_ogm_queue_add(struct batadv_priv *bat_priv,  	 */  	struct batadv_forw_packet *forw_packet_aggr = NULL;  	struct batadv_forw_packet *forw_packet_pos = NULL; -	struct hlist_node *tmp_node;  	struct batadv_ogm_packet *batadv_ogm_packet;  	bool direct_link;  	unsigned long max_aggregation_jiffies; @@ -500,7 +499,7 @@ static void batadv_iv_ogm_queue_add(struct batadv_priv *bat_priv,  	spin_lock_bh(&bat_priv->forw_bat_list_lock);  	/* own packets are not to be aggregated */  	if ((atomic_read(&bat_priv->aggregated_ogms)) && (!own_packet)) { -		hlist_for_each_entry(forw_packet_pos, tmp_node, +		hlist_for_each_entry(forw_packet_pos,  				     &bat_priv->forw_bat_list, list) {  			if (batadv_iv_ogm_can_aggregate(batadv_ogm_packet,  							bat_priv, packet_len, @@ -655,7 +654,6 @@ batadv_iv_ogm_orig_update(struct batadv_priv *bat_priv,  	struct batadv_neigh_node *neigh_node = NULL, *tmp_neigh_node = NULL;  	struct batadv_neigh_node *router = NULL;  	struct batadv_orig_node *orig_node_tmp; -	struct hlist_node *node;  	int if_num;  	uint8_t sum_orig, sum_neigh;  	uint8_t *neigh_addr; @@ -665,7 +663,7 @@ batadv_iv_ogm_orig_update(struct batadv_priv *bat_priv,  		   "update_originator(): Searching and updating originator entry of received packet\n");  	rcu_read_lock(); -	hlist_for_each_entry_rcu(tmp_neigh_node, node, +	hlist_for_each_entry_rcu(tmp_neigh_node,  				 &orig_node->neigh_list, list) {  		neigh_addr = tmp_neigh_node->addr;  		if (batadv_compare_eth(neigh_addr, ethhdr->h_source) && @@ -801,7 +799,6 @@ static int batadv_iv_ogm_calc_tq(struct batadv_orig_node *orig_node,  {  	struct batadv_priv *bat_priv = netdev_priv(if_incoming->soft_iface);  	struct batadv_neigh_node *neigh_node = NULL, *tmp_neigh_node; -	struct hlist_node *node;  	uint8_t total_count;  	uint8_t orig_eq_count, neigh_rq_count, neigh_rq_inv, tq_own;  	unsigned int neigh_rq_inv_cube, neigh_rq_max_cube; @@ -810,7 +807,7 @@ static int batadv_iv_ogm_calc_tq(struct batadv_orig_node *orig_node,  	/* find corresponding one hop neighbor */  	rcu_read_lock(); -	hlist_for_each_entry_rcu(tmp_neigh_node, node, +	hlist_for_each_entry_rcu(tmp_neigh_node,  				 &orig_neigh_node->neigh_list, list) {  		if (!batadv_compare_eth(tmp_neigh_node->addr,  					orig_neigh_node->orig)) @@ -920,7 +917,6 @@ batadv_iv_ogm_update_seqnos(const struct ethhdr *ethhdr,  	struct batadv_priv *bat_priv = netdev_priv(if_incoming->soft_iface);  	struct batadv_orig_node *orig_node;  	struct batadv_neigh_node *tmp_neigh_node; -	struct hlist_node *node;  	int is_duplicate = 0;  	int32_t seq_diff;  	int need_update = 0; @@ -943,7 +939,7 @@ batadv_iv_ogm_update_seqnos(const struct ethhdr *ethhdr,  		goto out;  	rcu_read_lock(); -	hlist_for_each_entry_rcu(tmp_neigh_node, node, +	hlist_for_each_entry_rcu(tmp_neigh_node,  				 &orig_node->neigh_list, list) {  		is_duplicate |= batadv_test_bit(tmp_neigh_node->real_bits,  						orig_node->last_real_seqno, diff --git a/net/batman-adv/bridge_loop_avoidance.c b/net/batman-adv/bridge_loop_avoidance.c index 30f46526cbb..6a4f728680a 100644 --- a/net/batman-adv/bridge_loop_avoidance.c +++ b/net/batman-adv/bridge_loop_avoidance.c @@ -144,7 +144,6 @@ static struct batadv_bla_claim  {  	struct batadv_hashtable *hash = bat_priv->bla.claim_hash;  	struct hlist_head *head; -	struct hlist_node *node;  	struct batadv_bla_claim *claim;  	struct batadv_bla_claim *claim_tmp = NULL;  	int index; @@ -156,7 +155,7 @@ static struct batadv_bla_claim  	head = &hash->table[index];  	rcu_read_lock(); -	hlist_for_each_entry_rcu(claim, node, head, hash_entry) { +	hlist_for_each_entry_rcu(claim, head, hash_entry) {  		if (!batadv_compare_claim(&claim->hash_entry, data))  			continue; @@ -185,7 +184,6 @@ batadv_backbone_hash_find(struct batadv_priv *bat_priv,  {  	struct batadv_hashtable *hash = bat_priv->bla.backbone_hash;  	struct hlist_head *head; -	struct hlist_node *node;  	struct batadv_bla_backbone_gw search_entry, *backbone_gw;  	struct batadv_bla_backbone_gw *backbone_gw_tmp = NULL;  	int index; @@ -200,7 +198,7 @@ batadv_backbone_hash_find(struct batadv_priv *bat_priv,  	head = &hash->table[index];  	rcu_read_lock(); -	hlist_for_each_entry_rcu(backbone_gw, node, head, hash_entry) { +	hlist_for_each_entry_rcu(backbone_gw, head, hash_entry) {  		if (!batadv_compare_backbone_gw(&backbone_gw->hash_entry,  						&search_entry))  			continue; @@ -221,7 +219,7 @@ static void  batadv_bla_del_backbone_claims(struct batadv_bla_backbone_gw *backbone_gw)  {  	struct batadv_hashtable *hash; -	struct hlist_node *node, *node_tmp; +	struct hlist_node *node_tmp;  	struct hlist_head *head;  	struct batadv_bla_claim *claim;  	int i; @@ -236,13 +234,13 @@ batadv_bla_del_backbone_claims(struct batadv_bla_backbone_gw *backbone_gw)  		list_lock = &hash->list_locks[i];  		spin_lock_bh(list_lock); -		hlist_for_each_entry_safe(claim, node, node_tmp, +		hlist_for_each_entry_safe(claim, node_tmp,  					  head, hash_entry) {  			if (claim->backbone_gw != backbone_gw)  				continue;  			batadv_claim_free_ref(claim); -			hlist_del_rcu(node); +			hlist_del_rcu(&claim->hash_entry);  		}  		spin_unlock_bh(list_lock);  	} @@ -460,7 +458,6 @@ static void batadv_bla_answer_request(struct batadv_priv *bat_priv,  				      struct batadv_hard_iface *primary_if,  				      short vid)  { -	struct hlist_node *node;  	struct hlist_head *head;  	struct batadv_hashtable *hash;  	struct batadv_bla_claim *claim; @@ -481,7 +478,7 @@ static void batadv_bla_answer_request(struct batadv_priv *bat_priv,  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(claim, node, head, hash_entry) { +		hlist_for_each_entry_rcu(claim, head, hash_entry) {  			/* only own claims are interesting */  			if (claim->backbone_gw != backbone_gw)  				continue; @@ -958,7 +955,7 @@ static int batadv_bla_process_claim(struct batadv_priv *bat_priv,  static void batadv_bla_purge_backbone_gw(struct batadv_priv *bat_priv, int now)  {  	struct batadv_bla_backbone_gw *backbone_gw; -	struct hlist_node *node, *node_tmp; +	struct hlist_node *node_tmp;  	struct hlist_head *head;  	struct batadv_hashtable *hash;  	spinlock_t *list_lock;	/* protects write access to the hash lists */ @@ -973,7 +970,7 @@ static void batadv_bla_purge_backbone_gw(struct batadv_priv *bat_priv, int now)  		list_lock = &hash->list_locks[i];  		spin_lock_bh(list_lock); -		hlist_for_each_entry_safe(backbone_gw, node, node_tmp, +		hlist_for_each_entry_safe(backbone_gw, node_tmp,  					  head, hash_entry) {  			if (now)  				goto purge_now; @@ -992,7 +989,7 @@ purge_now:  			batadv_bla_del_backbone_claims(backbone_gw); -			hlist_del_rcu(node); +			hlist_del_rcu(&backbone_gw->hash_entry);  			batadv_backbone_gw_free_ref(backbone_gw);  		}  		spin_unlock_bh(list_lock); @@ -1013,7 +1010,6 @@ static void batadv_bla_purge_claims(struct batadv_priv *bat_priv,  				    int now)  {  	struct batadv_bla_claim *claim; -	struct hlist_node *node;  	struct hlist_head *head;  	struct batadv_hashtable *hash;  	int i; @@ -1026,7 +1022,7 @@ static void batadv_bla_purge_claims(struct batadv_priv *bat_priv,  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(claim, node, head, hash_entry) { +		hlist_for_each_entry_rcu(claim, head, hash_entry) {  			if (now)  				goto purge_now;  			if (!batadv_compare_eth(claim->backbone_gw->orig, @@ -1062,7 +1058,6 @@ void batadv_bla_update_orig_address(struct batadv_priv *bat_priv,  				    struct batadv_hard_iface *oldif)  {  	struct batadv_bla_backbone_gw *backbone_gw; -	struct hlist_node *node;  	struct hlist_head *head;  	struct batadv_hashtable *hash;  	__be16 group; @@ -1086,7 +1081,7 @@ void batadv_bla_update_orig_address(struct batadv_priv *bat_priv,  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(backbone_gw, node, head, hash_entry) { +		hlist_for_each_entry_rcu(backbone_gw, head, hash_entry) {  			/* own orig still holds the old value. */  			if (!batadv_compare_eth(backbone_gw->orig,  						oldif->net_dev->dev_addr)) @@ -1112,7 +1107,6 @@ static void batadv_bla_periodic_work(struct work_struct *work)  	struct delayed_work *delayed_work;  	struct batadv_priv *bat_priv;  	struct batadv_priv_bla *priv_bla; -	struct hlist_node *node;  	struct hlist_head *head;  	struct batadv_bla_backbone_gw *backbone_gw;  	struct batadv_hashtable *hash; @@ -1140,7 +1134,7 @@ static void batadv_bla_periodic_work(struct work_struct *work)  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(backbone_gw, node, head, hash_entry) { +		hlist_for_each_entry_rcu(backbone_gw, head, hash_entry) {  			if (!batadv_compare_eth(backbone_gw->orig,  						primary_if->net_dev->dev_addr))  				continue; @@ -1322,7 +1316,6 @@ int batadv_bla_is_backbone_gw_orig(struct batadv_priv *bat_priv, uint8_t *orig)  {  	struct batadv_hashtable *hash = bat_priv->bla.backbone_hash;  	struct hlist_head *head; -	struct hlist_node *node;  	struct batadv_bla_backbone_gw *backbone_gw;  	int i; @@ -1336,7 +1329,7 @@ int batadv_bla_is_backbone_gw_orig(struct batadv_priv *bat_priv, uint8_t *orig)  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(backbone_gw, node, head, hash_entry) { +		hlist_for_each_entry_rcu(backbone_gw, head, hash_entry) {  			if (batadv_compare_eth(backbone_gw->orig, orig)) {  				rcu_read_unlock();  				return 1; @@ -1607,7 +1600,6 @@ int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset)  	struct batadv_hashtable *hash = bat_priv->bla.claim_hash;  	struct batadv_bla_claim *claim;  	struct batadv_hard_iface *primary_if; -	struct hlist_node *node;  	struct hlist_head *head;  	uint32_t i;  	bool is_own; @@ -1628,7 +1620,7 @@ int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset)  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(claim, node, head, hash_entry) { +		hlist_for_each_entry_rcu(claim, head, hash_entry) {  			is_own = batadv_compare_eth(claim->backbone_gw->orig,  						    primary_addr);  			seq_printf(seq,	" * %pM on % 5d by %pM [%c] (%#.4x)\n", @@ -1652,7 +1644,6 @@ int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq, void *offset)  	struct batadv_hashtable *hash = bat_priv->bla.backbone_hash;  	struct batadv_bla_backbone_gw *backbone_gw;  	struct batadv_hard_iface *primary_if; -	struct hlist_node *node;  	struct hlist_head *head;  	int secs, msecs;  	uint32_t i; @@ -1674,7 +1665,7 @@ int batadv_bla_backbone_table_seq_print_text(struct seq_file *seq, void *offset)  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(backbone_gw, node, head, hash_entry) { +		hlist_for_each_entry_rcu(backbone_gw, head, hash_entry) {  			msecs = jiffies_to_msecs(jiffies -  						 backbone_gw->lasttime);  			secs = msecs / 1000; diff --git a/net/batman-adv/distributed-arp-table.c b/net/batman-adv/distributed-arp-table.c index 761a59002e3..d54188a112e 100644 --- a/net/batman-adv/distributed-arp-table.c +++ b/net/batman-adv/distributed-arp-table.c @@ -83,7 +83,7 @@ static void __batadv_dat_purge(struct batadv_priv *bat_priv,  {  	spinlock_t *list_lock; /* protects write access to the hash lists */  	struct batadv_dat_entry *dat_entry; -	struct hlist_node *node, *node_tmp; +	struct hlist_node *node_tmp;  	struct hlist_head *head;  	uint32_t i; @@ -95,7 +95,7 @@ static void __batadv_dat_purge(struct batadv_priv *bat_priv,  		list_lock = &bat_priv->dat.hash->list_locks[i];  		spin_lock_bh(list_lock); -		hlist_for_each_entry_safe(dat_entry, node, node_tmp, head, +		hlist_for_each_entry_safe(dat_entry, node_tmp, head,  					  hash_entry) {  			/* if an helper function has been passed as parameter,  			 * ask it if the entry has to be purged or not @@ -103,7 +103,7 @@ static void __batadv_dat_purge(struct batadv_priv *bat_priv,  			if (to_purge && !to_purge(dat_entry))  				continue; -			hlist_del_rcu(node); +			hlist_del_rcu(&dat_entry->hash_entry);  			batadv_dat_entry_free_ref(dat_entry);  		}  		spin_unlock_bh(list_lock); @@ -235,7 +235,6 @@ static struct batadv_dat_entry *  batadv_dat_entry_hash_find(struct batadv_priv *bat_priv, __be32 ip)  {  	struct hlist_head *head; -	struct hlist_node *node;  	struct batadv_dat_entry *dat_entry, *dat_entry_tmp = NULL;  	struct batadv_hashtable *hash = bat_priv->dat.hash;  	uint32_t index; @@ -247,7 +246,7 @@ batadv_dat_entry_hash_find(struct batadv_priv *bat_priv, __be32 ip)  	head = &hash->table[index];  	rcu_read_lock(); -	hlist_for_each_entry_rcu(dat_entry, node, head, hash_entry) { +	hlist_for_each_entry_rcu(dat_entry, head, hash_entry) {  		if (dat_entry->ip != ip)  			continue; @@ -465,7 +464,6 @@ static void batadv_choose_next_candidate(struct batadv_priv *bat_priv,  	batadv_dat_addr_t max = 0, tmp_max = 0;  	struct batadv_orig_node *orig_node, *max_orig_node = NULL;  	struct batadv_hashtable *hash = bat_priv->orig_hash; -	struct hlist_node *node;  	struct hlist_head *head;  	int i; @@ -481,7 +479,7 @@ static void batadv_choose_next_candidate(struct batadv_priv *bat_priv,  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) { +		hlist_for_each_entry_rcu(orig_node, head, hash_entry) {  			/* the dht space is a ring and addresses are unsigned */  			tmp_max = BATADV_DAT_ADDR_MAX - orig_node->dat_addr +  				  ip_key; @@ -686,7 +684,6 @@ int batadv_dat_cache_seq_print_text(struct seq_file *seq, void *offset)  	struct batadv_hashtable *hash = bat_priv->dat.hash;  	struct batadv_dat_entry *dat_entry;  	struct batadv_hard_iface *primary_if; -	struct hlist_node *node;  	struct hlist_head *head;  	unsigned long last_seen_jiffies;  	int last_seen_msecs, last_seen_secs, last_seen_mins; @@ -704,7 +701,7 @@ int batadv_dat_cache_seq_print_text(struct seq_file *seq, void *offset)  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(dat_entry, node, head, hash_entry) { +		hlist_for_each_entry_rcu(dat_entry, head, hash_entry) {  			last_seen_jiffies = jiffies - dat_entry->last_update;  			last_seen_msecs = jiffies_to_msecs(last_seen_jiffies);  			last_seen_mins = last_seen_msecs / 60000; diff --git a/net/batman-adv/gateway_client.c b/net/batman-adv/gateway_client.c index 074107f2cfa..34f99a46ec1 100644 --- a/net/batman-adv/gateway_client.c +++ b/net/batman-adv/gateway_client.c @@ -114,7 +114,6 @@ static struct batadv_gw_node *  batadv_gw_get_best_gw_node(struct batadv_priv *bat_priv)  {  	struct batadv_neigh_node *router; -	struct hlist_node *node;  	struct batadv_gw_node *gw_node, *curr_gw = NULL;  	uint32_t max_gw_factor = 0, tmp_gw_factor = 0;  	uint32_t gw_divisor; @@ -127,7 +126,7 @@ batadv_gw_get_best_gw_node(struct batadv_priv *bat_priv)  	gw_divisor *= 64;  	rcu_read_lock(); -	hlist_for_each_entry_rcu(gw_node, node, &bat_priv->gw.list, list) { +	hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.list, list) {  		if (gw_node->deleted)  			continue; @@ -344,7 +343,6 @@ void batadv_gw_node_update(struct batadv_priv *bat_priv,  			   struct batadv_orig_node *orig_node,  			   uint8_t new_gwflags)  { -	struct hlist_node *node;  	struct batadv_gw_node *gw_node, *curr_gw;  	/* Note: We don't need a NULL check here, since curr_gw never gets @@ -355,7 +353,7 @@ void batadv_gw_node_update(struct batadv_priv *bat_priv,  	curr_gw = batadv_gw_get_selected_gw_node(bat_priv);  	rcu_read_lock(); -	hlist_for_each_entry_rcu(gw_node, node, &bat_priv->gw.list, list) { +	hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.list, list) {  		if (gw_node->orig_node != orig_node)  			continue; @@ -403,7 +401,7 @@ void batadv_gw_node_delete(struct batadv_priv *bat_priv,  void batadv_gw_node_purge(struct batadv_priv *bat_priv)  {  	struct batadv_gw_node *gw_node, *curr_gw; -	struct hlist_node *node, *node_tmp; +	struct hlist_node *node_tmp;  	unsigned long timeout = msecs_to_jiffies(2 * BATADV_PURGE_TIMEOUT);  	int do_deselect = 0; @@ -411,7 +409,7 @@ void batadv_gw_node_purge(struct batadv_priv *bat_priv)  	spin_lock_bh(&bat_priv->gw.list_lock); -	hlist_for_each_entry_safe(gw_node, node, node_tmp, +	hlist_for_each_entry_safe(gw_node, node_tmp,  				  &bat_priv->gw.list, list) {  		if (((!gw_node->deleted) ||  		     (time_before(jiffies, gw_node->deleted + timeout))) && @@ -476,7 +474,6 @@ int batadv_gw_client_seq_print_text(struct seq_file *seq, void *offset)  	struct batadv_priv *bat_priv = netdev_priv(net_dev);  	struct batadv_hard_iface *primary_if;  	struct batadv_gw_node *gw_node; -	struct hlist_node *node;  	int gw_count = 0;  	primary_if = batadv_seq_print_text_primary_if_get(seq); @@ -490,7 +487,7 @@ int batadv_gw_client_seq_print_text(struct seq_file *seq, void *offset)  		   primary_if->net_dev->dev_addr, net_dev->name);  	rcu_read_lock(); -	hlist_for_each_entry_rcu(gw_node, node, &bat_priv->gw.list, list) { +	hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.list, list) {  		if (gw_node->deleted)  			continue; diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c index 21fe6987733..0488d70c8c3 100644 --- a/net/batman-adv/main.c +++ b/net/batman-adv/main.c @@ -345,9 +345,8 @@ void batadv_recv_handler_unregister(uint8_t packet_type)  static struct batadv_algo_ops *batadv_algo_get(char *name)  {  	struct batadv_algo_ops *bat_algo_ops = NULL, *bat_algo_ops_tmp; -	struct hlist_node *node; -	hlist_for_each_entry(bat_algo_ops_tmp, node, &batadv_algo_list, list) { +	hlist_for_each_entry(bat_algo_ops_tmp, &batadv_algo_list, list) {  		if (strcmp(bat_algo_ops_tmp->name, name) != 0)  			continue; @@ -411,11 +410,10 @@ out:  int batadv_algo_seq_print_text(struct seq_file *seq, void *offset)  {  	struct batadv_algo_ops *bat_algo_ops; -	struct hlist_node *node;  	seq_printf(seq, "Available routing algorithms:\n"); -	hlist_for_each_entry(bat_algo_ops, node, &batadv_algo_list, list) { +	hlist_for_each_entry(bat_algo_ops, &batadv_algo_list, list) {  		seq_printf(seq, "%s\n", bat_algo_ops->name);  	} diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c index 457ea445217..96fb80b724d 100644 --- a/net/batman-adv/originator.c +++ b/net/batman-adv/originator.c @@ -118,7 +118,7 @@ out:  static void batadv_orig_node_free_rcu(struct rcu_head *rcu)  { -	struct hlist_node *node, *node_tmp; +	struct hlist_node *node_tmp;  	struct batadv_neigh_node *neigh_node, *tmp_neigh_node;  	struct batadv_orig_node *orig_node; @@ -134,7 +134,7 @@ static void batadv_orig_node_free_rcu(struct rcu_head *rcu)  	}  	/* for all neighbors towards this originator ... */ -	hlist_for_each_entry_safe(neigh_node, node, node_tmp, +	hlist_for_each_entry_safe(neigh_node, node_tmp,  				  &orig_node->neigh_list, list) {  		hlist_del_rcu(&neigh_node->list);  		batadv_neigh_node_free_ref(neigh_node); @@ -161,7 +161,7 @@ void batadv_orig_node_free_ref(struct batadv_orig_node *orig_node)  void batadv_originator_free(struct batadv_priv *bat_priv)  {  	struct batadv_hashtable *hash = bat_priv->orig_hash; -	struct hlist_node *node, *node_tmp; +	struct hlist_node *node_tmp;  	struct hlist_head *head;  	spinlock_t *list_lock; /* spinlock to protect write access */  	struct batadv_orig_node *orig_node; @@ -179,9 +179,9 @@ void batadv_originator_free(struct batadv_priv *bat_priv)  		list_lock = &hash->list_locks[i];  		spin_lock_bh(list_lock); -		hlist_for_each_entry_safe(orig_node, node, node_tmp, +		hlist_for_each_entry_safe(orig_node, node_tmp,  					  head, hash_entry) { -			hlist_del_rcu(node); +			hlist_del_rcu(&orig_node->hash_entry);  			batadv_orig_node_free_ref(orig_node);  		}  		spin_unlock_bh(list_lock); @@ -274,7 +274,7 @@ batadv_purge_orig_neighbors(struct batadv_priv *bat_priv,  			    struct batadv_orig_node *orig_node,  			    struct batadv_neigh_node **best_neigh_node)  { -	struct hlist_node *node, *node_tmp; +	struct hlist_node *node_tmp;  	struct batadv_neigh_node *neigh_node;  	bool neigh_purged = false;  	unsigned long last_seen; @@ -285,7 +285,7 @@ batadv_purge_orig_neighbors(struct batadv_priv *bat_priv,  	spin_lock_bh(&orig_node->neigh_list_lock);  	/* for all neighbors towards this originator ... */ -	hlist_for_each_entry_safe(neigh_node, node, node_tmp, +	hlist_for_each_entry_safe(neigh_node, node_tmp,  				  &orig_node->neigh_list, list) {  		last_seen = neigh_node->last_seen;  		if_incoming = neigh_node->if_incoming; @@ -348,7 +348,7 @@ static bool batadv_purge_orig_node(struct batadv_priv *bat_priv,  static void _batadv_purge_orig(struct batadv_priv *bat_priv)  {  	struct batadv_hashtable *hash = bat_priv->orig_hash; -	struct hlist_node *node, *node_tmp; +	struct hlist_node *node_tmp;  	struct hlist_head *head;  	spinlock_t *list_lock; /* spinlock to protect write access */  	struct batadv_orig_node *orig_node; @@ -363,13 +363,13 @@ static void _batadv_purge_orig(struct batadv_priv *bat_priv)  		list_lock = &hash->list_locks[i];  		spin_lock_bh(list_lock); -		hlist_for_each_entry_safe(orig_node, node, node_tmp, +		hlist_for_each_entry_safe(orig_node, node_tmp,  					  head, hash_entry) {  			if (batadv_purge_orig_node(bat_priv, orig_node)) {  				if (orig_node->gw_flags)  					batadv_gw_node_delete(bat_priv,  							      orig_node); -				hlist_del_rcu(node); +				hlist_del_rcu(&orig_node->hash_entry);  				batadv_orig_node_free_ref(orig_node);  				continue;  			} @@ -408,7 +408,6 @@ int batadv_orig_seq_print_text(struct seq_file *seq, void *offset)  	struct net_device *net_dev = (struct net_device *)seq->private;  	struct batadv_priv *bat_priv = netdev_priv(net_dev);  	struct batadv_hashtable *hash = bat_priv->orig_hash; -	struct hlist_node *node, *node_tmp;  	struct hlist_head *head;  	struct batadv_hard_iface *primary_if;  	struct batadv_orig_node *orig_node; @@ -434,7 +433,7 @@ int batadv_orig_seq_print_text(struct seq_file *seq, void *offset)  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) { +		hlist_for_each_entry_rcu(orig_node, head, hash_entry) {  			neigh_node = batadv_orig_node_get_router(orig_node);  			if (!neigh_node)  				continue; @@ -453,7 +452,7 @@ int batadv_orig_seq_print_text(struct seq_file *seq, void *offset)  				   neigh_node->addr,  				   neigh_node->if_incoming->net_dev->name); -			hlist_for_each_entry_rcu(neigh_node_tmp, node_tmp, +			hlist_for_each_entry_rcu(neigh_node_tmp,  						 &orig_node->neigh_list, list) {  				seq_printf(seq, " %pM (%3i)",  					   neigh_node_tmp->addr, @@ -511,7 +510,6 @@ int batadv_orig_hash_add_if(struct batadv_hard_iface *hard_iface,  {  	struct batadv_priv *bat_priv = netdev_priv(hard_iface->soft_iface);  	struct batadv_hashtable *hash = bat_priv->orig_hash; -	struct hlist_node *node;  	struct hlist_head *head;  	struct batadv_orig_node *orig_node;  	uint32_t i; @@ -524,7 +522,7 @@ int batadv_orig_hash_add_if(struct batadv_hard_iface *hard_iface,  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) { +		hlist_for_each_entry_rcu(orig_node, head, hash_entry) {  			spin_lock_bh(&orig_node->ogm_cnt_lock);  			ret = batadv_orig_node_add_if(orig_node, max_if_num);  			spin_unlock_bh(&orig_node->ogm_cnt_lock); @@ -595,7 +593,6 @@ int batadv_orig_hash_del_if(struct batadv_hard_iface *hard_iface,  {  	struct batadv_priv *bat_priv = netdev_priv(hard_iface->soft_iface);  	struct batadv_hashtable *hash = bat_priv->orig_hash; -	struct hlist_node *node;  	struct hlist_head *head;  	struct batadv_hard_iface *hard_iface_tmp;  	struct batadv_orig_node *orig_node; @@ -609,7 +606,7 @@ int batadv_orig_hash_del_if(struct batadv_hard_iface *hard_iface,  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) { +		hlist_for_each_entry_rcu(orig_node, head, hash_entry) {  			spin_lock_bh(&orig_node->ogm_cnt_lock);  			ret = batadv_orig_node_del_if(orig_node, max_if_num,  						      hard_iface->if_num); diff --git a/net/batman-adv/originator.h b/net/batman-adv/originator.h index 286bf743e76..7df48fa7669 100644 --- a/net/batman-adv/originator.h +++ b/net/batman-adv/originator.h @@ -68,7 +68,6 @@ batadv_orig_hash_find(struct batadv_priv *bat_priv, const void *data)  {  	struct batadv_hashtable *hash = bat_priv->orig_hash;  	struct hlist_head *head; -	struct hlist_node *node;  	struct batadv_orig_node *orig_node, *orig_node_tmp = NULL;  	int index; @@ -79,7 +78,7 @@ batadv_orig_hash_find(struct batadv_priv *bat_priv, const void *data)  	head = &hash->table[index];  	rcu_read_lock(); -	hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) { +	hlist_for_each_entry_rcu(orig_node, head, hash_entry) {  		if (!batadv_compare_eth(orig_node, data))  			continue; diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c index 60ba03fc839..5ee21cebbbb 100644 --- a/net/batman-adv/routing.c +++ b/net/batman-adv/routing.c @@ -37,7 +37,6 @@ void batadv_slide_own_bcast_window(struct batadv_hard_iface *hard_iface)  {  	struct batadv_priv *bat_priv = netdev_priv(hard_iface->soft_iface);  	struct batadv_hashtable *hash = bat_priv->orig_hash; -	struct hlist_node *node;  	struct hlist_head *head;  	struct batadv_orig_node *orig_node;  	unsigned long *word; @@ -49,7 +48,7 @@ void batadv_slide_own_bcast_window(struct batadv_hard_iface *hard_iface)  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) { +		hlist_for_each_entry_rcu(orig_node, head, hash_entry) {  			spin_lock_bh(&orig_node->ogm_cnt_lock);  			word_index = hard_iface->if_num * BATADV_NUM_WORDS;  			word = &(orig_node->bcast_own[word_index]); @@ -146,7 +145,6 @@ out:  void batadv_bonding_candidate_add(struct batadv_orig_node *orig_node,  				  struct batadv_neigh_node *neigh_node)  { -	struct hlist_node *node;  	struct batadv_neigh_node *tmp_neigh_node, *router = NULL;  	uint8_t interference_candidate = 0; @@ -169,7 +167,7 @@ void batadv_bonding_candidate_add(struct batadv_orig_node *orig_node,  	 * interface. If we do, we won't select this candidate because of  	 * possible interference.  	 */ -	hlist_for_each_entry_rcu(tmp_neigh_node, node, +	hlist_for_each_entry_rcu(tmp_neigh_node,  				 &orig_node->neigh_list, list) {  		if (tmp_neigh_node == neigh_node)  			continue; diff --git a/net/batman-adv/send.c b/net/batman-adv/send.c index 80ca65fc89a..a67cffde37a 100644 --- a/net/batman-adv/send.c +++ b/net/batman-adv/send.c @@ -316,7 +316,7 @@ batadv_purge_outstanding_packets(struct batadv_priv *bat_priv,  				 const struct batadv_hard_iface *hard_iface)  {  	struct batadv_forw_packet *forw_packet; -	struct hlist_node *tmp_node, *safe_tmp_node; +	struct hlist_node *safe_tmp_node;  	bool pending;  	if (hard_iface) @@ -329,7 +329,7 @@ batadv_purge_outstanding_packets(struct batadv_priv *bat_priv,  	/* free bcast list */  	spin_lock_bh(&bat_priv->forw_bcast_list_lock); -	hlist_for_each_entry_safe(forw_packet, tmp_node, safe_tmp_node, +	hlist_for_each_entry_safe(forw_packet, safe_tmp_node,  				  &bat_priv->forw_bcast_list, list) {  		/* if purge_outstanding_packets() was called with an argument  		 * we delete only packets belonging to the given interface @@ -355,7 +355,7 @@ batadv_purge_outstanding_packets(struct batadv_priv *bat_priv,  	/* free batman packet list */  	spin_lock_bh(&bat_priv->forw_bat_list_lock); -	hlist_for_each_entry_safe(forw_packet, tmp_node, safe_tmp_node, +	hlist_for_each_entry_safe(forw_packet, safe_tmp_node,  				  &bat_priv->forw_bat_list, list) {  		/* if purge_outstanding_packets() was called with an argument  		 * we delete only packets belonging to the given interface diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c index d44672f4a34..98a66a021a6 100644 --- a/net/batman-adv/translation-table.c +++ b/net/batman-adv/translation-table.c @@ -56,7 +56,6 @@ static struct batadv_tt_common_entry *  batadv_tt_hash_find(struct batadv_hashtable *hash, const void *data)  {  	struct hlist_head *head; -	struct hlist_node *node;  	struct batadv_tt_common_entry *tt_common_entry;  	struct batadv_tt_common_entry *tt_common_entry_tmp = NULL;  	uint32_t index; @@ -68,7 +67,7 @@ batadv_tt_hash_find(struct batadv_hashtable *hash, const void *data)  	head = &hash->table[index];  	rcu_read_lock(); -	hlist_for_each_entry_rcu(tt_common_entry, node, head, hash_entry) { +	hlist_for_each_entry_rcu(tt_common_entry, head, hash_entry) {  		if (!batadv_compare_eth(tt_common_entry, data))  			continue; @@ -257,7 +256,6 @@ void batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr,  	struct batadv_tt_local_entry *tt_local;  	struct batadv_tt_global_entry *tt_global;  	struct hlist_head *head; -	struct hlist_node *node;  	struct batadv_tt_orig_list_entry *orig_entry;  	int hash_added;  	bool roamed_back = false; @@ -339,7 +337,7 @@ check_roaming:  		/* These node are probably going to update their tt table */  		head = &tt_global->orig_list;  		rcu_read_lock(); -		hlist_for_each_entry_rcu(orig_entry, node, head, list) { +		hlist_for_each_entry_rcu(orig_entry, head, list) {  			batadv_send_roam_adv(bat_priv, tt_global->common.addr,  					     orig_entry->orig_node);  		} @@ -470,7 +468,6 @@ int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset)  	struct batadv_tt_common_entry *tt_common_entry;  	struct batadv_tt_local_entry *tt_local;  	struct batadv_hard_iface *primary_if; -	struct hlist_node *node;  	struct hlist_head *head;  	uint32_t i;  	int last_seen_secs; @@ -494,7 +491,7 @@ int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset)  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(tt_common_entry, node, +		hlist_for_each_entry_rcu(tt_common_entry,  					 head, hash_entry) {  			tt_local = container_of(tt_common_entry,  						struct batadv_tt_local_entry, @@ -605,9 +602,9 @@ static void batadv_tt_local_purge_list(struct batadv_priv *bat_priv,  {  	struct batadv_tt_local_entry *tt_local_entry;  	struct batadv_tt_common_entry *tt_common_entry; -	struct hlist_node *node, *node_tmp; +	struct hlist_node *node_tmp; -	hlist_for_each_entry_safe(tt_common_entry, node, node_tmp, head, +	hlist_for_each_entry_safe(tt_common_entry, node_tmp, head,  				  hash_entry) {  		tt_local_entry = container_of(tt_common_entry,  					      struct batadv_tt_local_entry, @@ -651,7 +648,7 @@ static void batadv_tt_local_table_free(struct batadv_priv *bat_priv)  	spinlock_t *list_lock; /* protects write access to the hash lists */  	struct batadv_tt_common_entry *tt_common_entry;  	struct batadv_tt_local_entry *tt_local; -	struct hlist_node *node, *node_tmp; +	struct hlist_node *node_tmp;  	struct hlist_head *head;  	uint32_t i; @@ -665,9 +662,9 @@ static void batadv_tt_local_table_free(struct batadv_priv *bat_priv)  		list_lock = &hash->list_locks[i];  		spin_lock_bh(list_lock); -		hlist_for_each_entry_safe(tt_common_entry, node, node_tmp, +		hlist_for_each_entry_safe(tt_common_entry, node_tmp,  					  head, hash_entry) { -			hlist_del_rcu(node); +			hlist_del_rcu(&tt_common_entry->hash_entry);  			tt_local = container_of(tt_common_entry,  						struct batadv_tt_local_entry,  						common); @@ -724,11 +721,10 @@ batadv_tt_global_orig_entry_find(const struct batadv_tt_global_entry *entry,  {  	struct batadv_tt_orig_list_entry *tmp_orig_entry, *orig_entry = NULL;  	const struct hlist_head *head; -	struct hlist_node *node;  	rcu_read_lock();  	head = &entry->orig_list; -	hlist_for_each_entry_rcu(tmp_orig_entry, node, head, list) { +	hlist_for_each_entry_rcu(tmp_orig_entry, head, list) {  		if (tmp_orig_entry->orig_node != orig_node)  			continue;  		if (!atomic_inc_not_zero(&tmp_orig_entry->refcount)) @@ -940,12 +936,11 @@ batadv_transtable_best_orig(struct batadv_tt_global_entry *tt_global_entry)  {  	struct batadv_neigh_node *router = NULL;  	struct hlist_head *head; -	struct hlist_node *node;  	struct batadv_tt_orig_list_entry *orig_entry, *best_entry = NULL;  	int best_tq = 0;  	head = &tt_global_entry->orig_list; -	hlist_for_each_entry_rcu(orig_entry, node, head, list) { +	hlist_for_each_entry_rcu(orig_entry, head, list) {  		router = batadv_orig_node_get_router(orig_entry->orig_node);  		if (!router)  			continue; @@ -973,7 +968,6 @@ batadv_tt_global_print_entry(struct batadv_tt_global_entry *tt_global_entry,  			     struct seq_file *seq)  {  	struct hlist_head *head; -	struct hlist_node *node;  	struct batadv_tt_orig_list_entry *orig_entry, *best_entry;  	struct batadv_tt_common_entry *tt_common_entry;  	uint16_t flags; @@ -997,7 +991,7 @@ batadv_tt_global_print_entry(struct batadv_tt_global_entry *tt_global_entry,  	head = &tt_global_entry->orig_list; -	hlist_for_each_entry_rcu(orig_entry, node, head, list) { +	hlist_for_each_entry_rcu(orig_entry, head, list) {  		if (best_entry == orig_entry)  			continue; @@ -1020,7 +1014,6 @@ int batadv_tt_global_seq_print_text(struct seq_file *seq, void *offset)  	struct batadv_tt_common_entry *tt_common_entry;  	struct batadv_tt_global_entry *tt_global;  	struct batadv_hard_iface *primary_if; -	struct hlist_node *node;  	struct hlist_head *head;  	uint32_t i; @@ -1039,7 +1032,7 @@ int batadv_tt_global_seq_print_text(struct seq_file *seq, void *offset)  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(tt_common_entry, node, +		hlist_for_each_entry_rcu(tt_common_entry,  					 head, hash_entry) {  			tt_global = container_of(tt_common_entry,  						 struct batadv_tt_global_entry, @@ -1059,13 +1052,13 @@ static void  batadv_tt_global_del_orig_list(struct batadv_tt_global_entry *tt_global_entry)  {  	struct hlist_head *head; -	struct hlist_node *node, *safe; +	struct hlist_node *safe;  	struct batadv_tt_orig_list_entry *orig_entry;  	spin_lock_bh(&tt_global_entry->list_lock);  	head = &tt_global_entry->orig_list; -	hlist_for_each_entry_safe(orig_entry, node, safe, head, list) { -		hlist_del_rcu(node); +	hlist_for_each_entry_safe(orig_entry, safe, head, list) { +		hlist_del_rcu(&orig_entry->list);  		batadv_tt_orig_list_entry_free_ref(orig_entry);  	}  	spin_unlock_bh(&tt_global_entry->list_lock); @@ -1078,18 +1071,18 @@ batadv_tt_global_del_orig_entry(struct batadv_priv *bat_priv,  				const char *message)  {  	struct hlist_head *head; -	struct hlist_node *node, *safe; +	struct hlist_node *safe;  	struct batadv_tt_orig_list_entry *orig_entry;  	spin_lock_bh(&tt_global_entry->list_lock);  	head = &tt_global_entry->orig_list; -	hlist_for_each_entry_safe(orig_entry, node, safe, head, list) { +	hlist_for_each_entry_safe(orig_entry, safe, head, list) {  		if (orig_entry->orig_node == orig_node) {  			batadv_dbg(BATADV_DBG_TT, bat_priv,  				   "Deleting %pM from global tt entry %pM: %s\n",  				   orig_node->orig,  				   tt_global_entry->common.addr, message); -			hlist_del_rcu(node); +			hlist_del_rcu(&orig_entry->list);  			batadv_tt_orig_list_entry_free_ref(orig_entry);  		}  	} @@ -1108,7 +1101,6 @@ batadv_tt_global_del_roaming(struct batadv_priv *bat_priv,  {  	bool last_entry = true;  	struct hlist_head *head; -	struct hlist_node *node;  	struct batadv_tt_orig_list_entry *orig_entry;  	/* no local entry exists, case 1: @@ -1117,7 +1109,7 @@ batadv_tt_global_del_roaming(struct batadv_priv *bat_priv,  	rcu_read_lock();  	head = &tt_global_entry->orig_list; -	hlist_for_each_entry_rcu(orig_entry, node, head, list) { +	hlist_for_each_entry_rcu(orig_entry, head, list) {  		if (orig_entry->orig_node != orig_node) {  			last_entry = false;  			break; @@ -1202,7 +1194,7 @@ void batadv_tt_global_del_orig(struct batadv_priv *bat_priv,  	struct batadv_tt_common_entry *tt_common_entry;  	uint32_t i;  	struct batadv_hashtable *hash = bat_priv->tt.global_hash; -	struct hlist_node *node, *safe; +	struct hlist_node *safe;  	struct hlist_head *head;  	spinlock_t *list_lock; /* protects write access to the hash lists */ @@ -1214,7 +1206,7 @@ void batadv_tt_global_del_orig(struct batadv_priv *bat_priv,  		list_lock = &hash->list_locks[i];  		spin_lock_bh(list_lock); -		hlist_for_each_entry_safe(tt_common_entry, node, safe, +		hlist_for_each_entry_safe(tt_common_entry, safe,  					  head, hash_entry) {  			tt_global = container_of(tt_common_entry,  						 struct batadv_tt_global_entry, @@ -1227,7 +1219,7 @@ void batadv_tt_global_del_orig(struct batadv_priv *bat_priv,  				batadv_dbg(BATADV_DBG_TT, bat_priv,  					   "Deleting global tt entry %pM: %s\n",  					   tt_global->common.addr, message); -				hlist_del_rcu(node); +				hlist_del_rcu(&tt_common_entry->hash_entry);  				batadv_tt_global_entry_free_ref(tt_global);  			}  		} @@ -1262,7 +1254,7 @@ static void batadv_tt_global_purge(struct batadv_priv *bat_priv)  {  	struct batadv_hashtable *hash = bat_priv->tt.global_hash;  	struct hlist_head *head; -	struct hlist_node *node, *node_tmp; +	struct hlist_node *node_tmp;  	spinlock_t *list_lock; /* protects write access to the hash lists */  	uint32_t i;  	char *msg = NULL; @@ -1274,7 +1266,7 @@ static void batadv_tt_global_purge(struct batadv_priv *bat_priv)  		list_lock = &hash->list_locks[i];  		spin_lock_bh(list_lock); -		hlist_for_each_entry_safe(tt_common, node, node_tmp, head, +		hlist_for_each_entry_safe(tt_common, node_tmp, head,  					  hash_entry) {  			tt_global = container_of(tt_common,  						 struct batadv_tt_global_entry, @@ -1287,7 +1279,7 @@ static void batadv_tt_global_purge(struct batadv_priv *bat_priv)  				   "Deleting global tt entry (%pM): %s\n",  				   tt_global->common.addr, msg); -			hlist_del_rcu(node); +			hlist_del_rcu(&tt_common->hash_entry);  			batadv_tt_global_entry_free_ref(tt_global);  		} @@ -1301,7 +1293,7 @@ static void batadv_tt_global_table_free(struct batadv_priv *bat_priv)  	spinlock_t *list_lock; /* protects write access to the hash lists */  	struct batadv_tt_common_entry *tt_common_entry;  	struct batadv_tt_global_entry *tt_global; -	struct hlist_node *node, *node_tmp; +	struct hlist_node *node_tmp;  	struct hlist_head *head;  	uint32_t i; @@ -1315,9 +1307,9 @@ static void batadv_tt_global_table_free(struct batadv_priv *bat_priv)  		list_lock = &hash->list_locks[i];  		spin_lock_bh(list_lock); -		hlist_for_each_entry_safe(tt_common_entry, node, node_tmp, +		hlist_for_each_entry_safe(tt_common_entry, node_tmp,  					  head, hash_entry) { -			hlist_del_rcu(node); +			hlist_del_rcu(&tt_common_entry->hash_entry);  			tt_global = container_of(tt_common_entry,  						 struct batadv_tt_global_entry,  						 common); @@ -1397,7 +1389,6 @@ static uint16_t batadv_tt_global_crc(struct batadv_priv *bat_priv,  	struct batadv_hashtable *hash = bat_priv->tt.global_hash;  	struct batadv_tt_common_entry *tt_common;  	struct batadv_tt_global_entry *tt_global; -	struct hlist_node *node;  	struct hlist_head *head;  	uint32_t i;  	int j; @@ -1406,7 +1397,7 @@ static uint16_t batadv_tt_global_crc(struct batadv_priv *bat_priv,  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(tt_common, node, head, hash_entry) { +		hlist_for_each_entry_rcu(tt_common, head, hash_entry) {  			tt_global = container_of(tt_common,  						 struct batadv_tt_global_entry,  						 common); @@ -1449,7 +1440,6 @@ static uint16_t batadv_tt_local_crc(struct batadv_priv *bat_priv)  	uint16_t total = 0, total_one;  	struct batadv_hashtable *hash = bat_priv->tt.local_hash;  	struct batadv_tt_common_entry *tt_common; -	struct hlist_node *node;  	struct hlist_head *head;  	uint32_t i;  	int j; @@ -1458,7 +1448,7 @@ static uint16_t batadv_tt_local_crc(struct batadv_priv *bat_priv)  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(tt_common, node, head, hash_entry) { +		hlist_for_each_entry_rcu(tt_common, head, hash_entry) {  			/* not yet committed clients have not to be taken into  			 * account while computing the CRC  			 */ @@ -1597,7 +1587,6 @@ batadv_tt_response_fill_table(uint16_t tt_len, uint8_t ttvn,  	struct batadv_tt_common_entry *tt_common_entry;  	struct batadv_tt_query_packet *tt_response;  	struct batadv_tt_change *tt_change; -	struct hlist_node *node;  	struct hlist_head *head;  	struct sk_buff *skb = NULL;  	uint16_t tt_tot, tt_count; @@ -1627,7 +1616,7 @@ batadv_tt_response_fill_table(uint16_t tt_len, uint8_t ttvn,  	for (i = 0; i < hash->size; i++) {  		head = &hash->table[i]; -		hlist_for_each_entry_rcu(tt_common_entry, node, +		hlist_for_each_entry_rcu(tt_common_entry,  					 head, hash_entry) {  			if (tt_count == tt_tot)  				break; @@ -2307,7 +2296,6 @@ static uint16_t batadv_tt_set_flags(struct batadv_hashtable *hash,  	uint32_t i;  	uint16_t changed_num = 0;  	struct hlist_head *head; -	struct hlist_node *node;  	struct batadv_tt_common_entry *tt_common_entry;  	if (!hash) @@ -2317,7 +2305,7 @@ static uint16_t batadv_tt_set_flags(struct batadv_hashtable *hash,  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(tt_common_entry, node, +		hlist_for_each_entry_rcu(tt_common_entry,  					 head, hash_entry) {  			if (enable) {  				if ((tt_common_entry->flags & flags) == flags) @@ -2342,7 +2330,7 @@ static void batadv_tt_local_purge_pending_clients(struct batadv_priv *bat_priv)  	struct batadv_hashtable *hash = bat_priv->tt.local_hash;  	struct batadv_tt_common_entry *tt_common;  	struct batadv_tt_local_entry *tt_local; -	struct hlist_node *node, *node_tmp; +	struct hlist_node *node_tmp;  	struct hlist_head *head;  	spinlock_t *list_lock; /* protects write access to the hash lists */  	uint32_t i; @@ -2355,7 +2343,7 @@ static void batadv_tt_local_purge_pending_clients(struct batadv_priv *bat_priv)  		list_lock = &hash->list_locks[i];  		spin_lock_bh(list_lock); -		hlist_for_each_entry_safe(tt_common, node, node_tmp, head, +		hlist_for_each_entry_safe(tt_common, node_tmp, head,  					  hash_entry) {  			if (!(tt_common->flags & BATADV_TT_CLIENT_PENDING))  				continue; @@ -2365,7 +2353,7 @@ static void batadv_tt_local_purge_pending_clients(struct batadv_priv *bat_priv)  				   tt_common->addr);  			atomic_dec(&bat_priv->tt.local_entry_num); -			hlist_del_rcu(node); +			hlist_del_rcu(&tt_common->hash_entry);  			tt_local = container_of(tt_common,  						struct batadv_tt_local_entry,  						common); diff --git a/net/batman-adv/vis.c b/net/batman-adv/vis.c index 22d2785177d..c053244b97b 100644 --- a/net/batman-adv/vis.c +++ b/net/batman-adv/vis.c @@ -97,7 +97,6 @@ batadv_vis_hash_find(struct batadv_priv *bat_priv, const void *data)  {  	struct batadv_hashtable *hash = bat_priv->vis.hash;  	struct hlist_head *head; -	struct hlist_node *node;  	struct batadv_vis_info *vis_info, *vis_info_tmp = NULL;  	uint32_t index; @@ -108,8 +107,8 @@ batadv_vis_hash_find(struct batadv_priv *bat_priv, const void *data)  	head = &hash->table[index];  	rcu_read_lock(); -	hlist_for_each_entry_rcu(vis_info, node, head, hash_entry) { -		if (!batadv_vis_info_cmp(node, data)) +	hlist_for_each_entry_rcu(vis_info, head, hash_entry) { +		if (!batadv_vis_info_cmp(&vis_info->hash_entry, data))  			continue;  		vis_info_tmp = vis_info; @@ -128,9 +127,8 @@ static void batadv_vis_data_insert_interface(const uint8_t *interface,  					     bool primary)  {  	struct batadv_vis_if_list_entry *entry; -	struct hlist_node *pos; -	hlist_for_each_entry(entry, pos, if_list, list) { +	hlist_for_each_entry(entry, if_list, list) {  		if (batadv_compare_eth(entry->addr, interface))  			return;  	} @@ -148,9 +146,8 @@ static void batadv_vis_data_read_prim_sec(struct seq_file *seq,  					  const struct hlist_head *if_list)  {  	struct batadv_vis_if_list_entry *entry; -	struct hlist_node *pos; -	hlist_for_each_entry(entry, pos, if_list, list) { +	hlist_for_each_entry(entry, if_list, list) {  		if (entry->primary)  			seq_printf(seq, "PRIMARY, ");  		else @@ -198,9 +195,8 @@ static void batadv_vis_data_read_entries(struct seq_file *seq,  {  	int i;  	struct batadv_vis_if_list_entry *entry; -	struct hlist_node *pos; -	hlist_for_each_entry(entry, pos, list, list) { +	hlist_for_each_entry(entry, list, list) {  		seq_printf(seq, "%pM,", entry->addr);  		for (i = 0; i < packet->entries; i++) @@ -218,17 +214,16 @@ static void batadv_vis_data_read_entries(struct seq_file *seq,  static void batadv_vis_seq_print_text_bucket(struct seq_file *seq,  					     const struct hlist_head *head)  { -	struct hlist_node *node;  	struct batadv_vis_info *info;  	struct batadv_vis_packet *packet;  	uint8_t *entries_pos;  	struct batadv_vis_info_entry *entries;  	struct batadv_vis_if_list_entry *entry; -	struct hlist_node *pos, *n; +	struct hlist_node *n;  	HLIST_HEAD(vis_if_list); -	hlist_for_each_entry_rcu(info, node, head, hash_entry) { +	hlist_for_each_entry_rcu(info, head, hash_entry) {  		packet = (struct batadv_vis_packet *)info->skb_packet->data;  		entries_pos = (uint8_t *)packet + sizeof(*packet);  		entries = (struct batadv_vis_info_entry *)entries_pos; @@ -240,7 +235,7 @@ static void batadv_vis_seq_print_text_bucket(struct seq_file *seq,  		batadv_vis_data_read_entries(seq, &vis_if_list, packet,  					     entries); -		hlist_for_each_entry_safe(entry, pos, n, &vis_if_list, list) { +		hlist_for_each_entry_safe(entry, n, &vis_if_list, list) {  			hlist_del(&entry->list);  			kfree(entry);  		} @@ -519,7 +514,6 @@ static int batadv_find_best_vis_server(struct batadv_priv *bat_priv,  {  	struct batadv_hashtable *hash = bat_priv->orig_hash;  	struct batadv_neigh_node *router; -	struct hlist_node *node;  	struct hlist_head *head;  	struct batadv_orig_node *orig_node;  	struct batadv_vis_packet *packet; @@ -532,7 +526,7 @@ static int batadv_find_best_vis_server(struct batadv_priv *bat_priv,  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) { +		hlist_for_each_entry_rcu(orig_node, head, hash_entry) {  			router = batadv_orig_node_get_router(orig_node);  			if (!router)  				continue; @@ -571,7 +565,6 @@ static bool batadv_vis_packet_full(const struct batadv_vis_info *info)  static int batadv_generate_vis_packet(struct batadv_priv *bat_priv)  {  	struct batadv_hashtable *hash = bat_priv->orig_hash; -	struct hlist_node *node;  	struct hlist_head *head;  	struct batadv_orig_node *orig_node;  	struct batadv_neigh_node *router; @@ -605,7 +598,7 @@ static int batadv_generate_vis_packet(struct batadv_priv *bat_priv)  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) { +		hlist_for_each_entry_rcu(orig_node, head, hash_entry) {  			router = batadv_orig_node_get_router(orig_node);  			if (!router)  				continue; @@ -644,7 +637,7 @@ next:  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(tt_common_entry, node, head, +		hlist_for_each_entry_rcu(tt_common_entry, head,  					 hash_entry) {  			packet_pos = skb_put(info->skb_packet, sizeof(*entry));  			entry = (struct batadv_vis_info_entry *)packet_pos; @@ -673,14 +666,14 @@ static void batadv_purge_vis_packets(struct batadv_priv *bat_priv)  {  	uint32_t i;  	struct batadv_hashtable *hash = bat_priv->vis.hash; -	struct hlist_node *node, *node_tmp; +	struct hlist_node *node_tmp;  	struct hlist_head *head;  	struct batadv_vis_info *info;  	for (i = 0; i < hash->size; i++) {  		head = &hash->table[i]; -		hlist_for_each_entry_safe(info, node, node_tmp, +		hlist_for_each_entry_safe(info, node_tmp,  					  head, hash_entry) {  			/* never purge own data. */  			if (info == bat_priv->vis.my_info) @@ -688,7 +681,7 @@ static void batadv_purge_vis_packets(struct batadv_priv *bat_priv)  			if (batadv_has_timed_out(info->first_seen,  						 BATADV_VIS_TIMEOUT)) { -				hlist_del(node); +				hlist_del(&info->hash_entry);  				batadv_send_list_del(info);  				kref_put(&info->refcount, batadv_free_info);  			} @@ -700,7 +693,6 @@ static void batadv_broadcast_vis_packet(struct batadv_priv *bat_priv,  					struct batadv_vis_info *info)  {  	struct batadv_hashtable *hash = bat_priv->orig_hash; -	struct hlist_node *node;  	struct hlist_head *head;  	struct batadv_orig_node *orig_node;  	struct batadv_vis_packet *packet; @@ -715,7 +707,7 @@ static void batadv_broadcast_vis_packet(struct batadv_priv *bat_priv,  		head = &hash->table[i];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) { +		hlist_for_each_entry_rcu(orig_node, head, hash_entry) {  			/* if it's a vis server and reachable, send it. */  			if (!(orig_node->flags & BATADV_VIS_SERVER))  				continue; diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c index 07f07393581..6a93614f2c4 100644 --- a/net/bluetooth/hci_sock.c +++ b/net/bluetooth/hci_sock.c @@ -70,14 +70,13 @@ static struct bt_sock_list hci_sk_list = {  void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb)  {  	struct sock *sk; -	struct hlist_node *node;  	struct sk_buff *skb_copy = NULL;  	BT_DBG("hdev %p len %d", hdev, skb->len);  	read_lock(&hci_sk_list.lock); -	sk_for_each(sk, node, &hci_sk_list.head) { +	sk_for_each(sk, &hci_sk_list.head) {  		struct hci_filter *flt;  		struct sk_buff *nskb; @@ -142,13 +141,12 @@ void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb)  void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk)  {  	struct sock *sk; -	struct hlist_node *node;  	BT_DBG("len %d", skb->len);  	read_lock(&hci_sk_list.lock); -	sk_for_each(sk, node, &hci_sk_list.head) { +	sk_for_each(sk, &hci_sk_list.head) {  		struct sk_buff *nskb;  		/* Skip the original socket */ @@ -176,7 +174,6 @@ void hci_send_to_control(struct sk_buff *skb, struct sock *skip_sk)  void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb)  {  	struct sock *sk; -	struct hlist_node *node;  	struct sk_buff *skb_copy = NULL;  	__le16 opcode; @@ -210,7 +207,7 @@ void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb)  	read_lock(&hci_sk_list.lock); -	sk_for_each(sk, node, &hci_sk_list.head) { +	sk_for_each(sk, &hci_sk_list.head) {  		struct sk_buff *nskb;  		if (sk->sk_state != BT_BOUND) @@ -251,13 +248,12 @@ void hci_send_to_monitor(struct hci_dev *hdev, struct sk_buff *skb)  static void send_monitor_event(struct sk_buff *skb)  {  	struct sock *sk; -	struct hlist_node *node;  	BT_DBG("len %d", skb->len);  	read_lock(&hci_sk_list.lock); -	sk_for_each(sk, node, &hci_sk_list.head) { +	sk_for_each(sk, &hci_sk_list.head) {  		struct sk_buff *nskb;  		if (sk->sk_state != BT_BOUND) @@ -393,11 +389,10 @@ void hci_sock_dev_event(struct hci_dev *hdev, int event)  	if (event == HCI_DEV_UNREG) {  		struct sock *sk; -		struct hlist_node *node;  		/* Detach sockets from device */  		read_lock(&hci_sk_list.lock); -		sk_for_each(sk, node, &hci_sk_list.head) { +		sk_for_each(sk, &hci_sk_list.head) {  			bh_lock_sock_nested(sk);  			if (hci_pi(sk)->hdev == hdev) {  				hci_pi(sk)->hdev = NULL; diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c index ce3f6658f4b..c23bae86263 100644 --- a/net/bluetooth/rfcomm/sock.c +++ b/net/bluetooth/rfcomm/sock.c @@ -107,15 +107,14 @@ static void rfcomm_sk_state_change(struct rfcomm_dlc *d, int err)  static struct sock *__rfcomm_get_sock_by_addr(u8 channel, bdaddr_t *src)  {  	struct sock *sk = NULL; -	struct hlist_node *node; -	sk_for_each(sk, node, &rfcomm_sk_list.head) { +	sk_for_each(sk, &rfcomm_sk_list.head) {  		if (rfcomm_pi(sk)->channel == channel &&  				!bacmp(&bt_sk(sk)->src, src))  			break;  	} -	return node ? sk : NULL; +	return sk ? sk : NULL;  }  /* Find socket with channel and source bdaddr. @@ -124,11 +123,10 @@ static struct sock *__rfcomm_get_sock_by_addr(u8 channel, bdaddr_t *src)  static struct sock *rfcomm_get_sock_by_channel(int state, u8 channel, bdaddr_t *src)  {  	struct sock *sk = NULL, *sk1 = NULL; -	struct hlist_node *node;  	read_lock(&rfcomm_sk_list.lock); -	sk_for_each(sk, node, &rfcomm_sk_list.head) { +	sk_for_each(sk, &rfcomm_sk_list.head) {  		if (state && sk->sk_state != state)  			continue; @@ -145,7 +143,7 @@ static struct sock *rfcomm_get_sock_by_channel(int state, u8 channel, bdaddr_t *  	read_unlock(&rfcomm_sk_list.lock); -	return node ? sk : sk1; +	return sk ? sk : sk1;  }  static void rfcomm_sock_destruct(struct sock *sk) @@ -970,11 +968,10 @@ done:  static int rfcomm_sock_debugfs_show(struct seq_file *f, void *p)  {  	struct sock *sk; -	struct hlist_node *node;  	read_lock(&rfcomm_sk_list.lock); -	sk_for_each(sk, node, &rfcomm_sk_list.head) { +	sk_for_each(sk, &rfcomm_sk_list.head) {  		seq_printf(f, "%pMR %pMR %d %d\n",  			   &bt_sk(sk)->src, &bt_sk(sk)->dst,  			   sk->sk_state, rfcomm_pi(sk)->channel); diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c index b5178d62064..79d87d8d4f5 100644 --- a/net/bluetooth/sco.c +++ b/net/bluetooth/sco.c @@ -259,10 +259,9 @@ drop:  /* -------- Socket interface ---------- */  static struct sock *__sco_get_sock_listen_by_addr(bdaddr_t *ba)  { -	struct hlist_node *node;  	struct sock *sk; -	sk_for_each(sk, node, &sco_sk_list.head) { +	sk_for_each(sk, &sco_sk_list.head) {  		if (sk->sk_state != BT_LISTEN)  			continue; @@ -279,11 +278,10 @@ static struct sock *__sco_get_sock_listen_by_addr(bdaddr_t *ba)  static struct sock *sco_get_sock_listen(bdaddr_t *src)  {  	struct sock *sk = NULL, *sk1 = NULL; -	struct hlist_node *node;  	read_lock(&sco_sk_list.lock); -	sk_for_each(sk, node, &sco_sk_list.head) { +	sk_for_each(sk, &sco_sk_list.head) {  		if (sk->sk_state != BT_LISTEN)  			continue; @@ -298,7 +296,7 @@ static struct sock *sco_get_sock_listen(bdaddr_t *src)  	read_unlock(&sco_sk_list.lock); -	return node ? sk : sk1; +	return sk ? sk : sk1;  }  static void sco_sock_destruct(struct sock *sk) @@ -951,14 +949,13 @@ static void sco_conn_ready(struct sco_conn *conn)  int sco_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr, __u8 *flags)  {  	struct sock *sk; -	struct hlist_node *node;  	int lm = 0;  	BT_DBG("hdev %s, bdaddr %pMR", hdev->name, bdaddr);  	/* Find listening sockets */  	read_lock(&sco_sk_list.lock); -	sk_for_each(sk, node, &sco_sk_list.head) { +	sk_for_each(sk, &sco_sk_list.head) {  		if (sk->sk_state != BT_LISTEN)  			continue; @@ -1018,11 +1015,10 @@ drop:  static int sco_debugfs_show(struct seq_file *f, void *p)  {  	struct sock *sk; -	struct hlist_node *node;  	read_lock(&sco_sk_list.lock); -	sk_for_each(sk, node, &sco_sk_list.head) { +	sk_for_each(sk, &sco_sk_list.head) {  		seq_printf(f, "%pMR %pMR %d\n", &bt_sk(sk)->src,  			   &bt_sk(sk)->dst, sk->sk_state);  	} diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c index 8117900af4d..b0812c91c0f 100644 --- a/net/bridge/br_fdb.c +++ b/net/bridge/br_fdb.c @@ -181,9 +181,9 @@ void br_fdb_cleanup(unsigned long _data)  	spin_lock(&br->hash_lock);  	for (i = 0; i < BR_HASH_SIZE; i++) {  		struct net_bridge_fdb_entry *f; -		struct hlist_node *h, *n; +		struct hlist_node *n; -		hlist_for_each_entry_safe(f, h, n, &br->hash[i], hlist) { +		hlist_for_each_entry_safe(f, n, &br->hash[i], hlist) {  			unsigned long this_timer;  			if (f->is_static)  				continue; @@ -207,8 +207,8 @@ void br_fdb_flush(struct net_bridge *br)  	spin_lock_bh(&br->hash_lock);  	for (i = 0; i < BR_HASH_SIZE; i++) {  		struct net_bridge_fdb_entry *f; -		struct hlist_node *h, *n; -		hlist_for_each_entry_safe(f, h, n, &br->hash[i], hlist) { +		struct hlist_node *n; +		hlist_for_each_entry_safe(f, n, &br->hash[i], hlist) {  			if (!f->is_static)  				fdb_delete(br, f);  		} @@ -266,10 +266,9 @@ struct net_bridge_fdb_entry *__br_fdb_get(struct net_bridge *br,  					  const unsigned char *addr,  					  __u16 vid)  { -	struct hlist_node *h;  	struct net_bridge_fdb_entry *fdb; -	hlist_for_each_entry_rcu(fdb, h, +	hlist_for_each_entry_rcu(fdb,  				&br->hash[br_mac_hash(addr, vid)], hlist) {  		if (ether_addr_equal(fdb->addr.addr, addr) &&  		    fdb->vlan_id == vid) { @@ -315,14 +314,13 @@ int br_fdb_fillbuf(struct net_bridge *br, void *buf,  {  	struct __fdb_entry *fe = buf;  	int i, num = 0; -	struct hlist_node *h;  	struct net_bridge_fdb_entry *f;  	memset(buf, 0, maxnum*sizeof(struct __fdb_entry));  	rcu_read_lock();  	for (i = 0; i < BR_HASH_SIZE; i++) { -		hlist_for_each_entry_rcu(f, h, &br->hash[i], hlist) { +		hlist_for_each_entry_rcu(f, &br->hash[i], hlist) {  			if (num >= maxnum)  				goto out; @@ -363,10 +361,9 @@ static struct net_bridge_fdb_entry *fdb_find(struct hlist_head *head,  					     const unsigned char *addr,  					     __u16 vid)  { -	struct hlist_node *h;  	struct net_bridge_fdb_entry *fdb; -	hlist_for_each_entry(fdb, h, head, hlist) { +	hlist_for_each_entry(fdb, head, hlist) {  		if (ether_addr_equal(fdb->addr.addr, addr) &&  		    fdb->vlan_id == vid)  			return fdb; @@ -378,10 +375,9 @@ static struct net_bridge_fdb_entry *fdb_find_rcu(struct hlist_head *head,  						 const unsigned char *addr,  						 __u16 vid)  { -	struct hlist_node *h;  	struct net_bridge_fdb_entry *fdb; -	hlist_for_each_entry_rcu(fdb, h, head, hlist) { +	hlist_for_each_entry_rcu(fdb, head, hlist) {  		if (ether_addr_equal(fdb->addr.addr, addr) &&  		    fdb->vlan_id == vid)  			return fdb; @@ -593,10 +589,9 @@ int br_fdb_dump(struct sk_buff *skb,  		goto out;  	for (i = 0; i < BR_HASH_SIZE; i++) { -		struct hlist_node *h;  		struct net_bridge_fdb_entry *f; -		hlist_for_each_entry_rcu(f, h, &br->hash[i], hlist) { +		hlist_for_each_entry_rcu(f, &br->hash[i], hlist) {  			if (idx < cb->args[0])  				goto skip; diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c index 38991e03646..9f97b850fc6 100644 --- a/net/bridge/br_mdb.c +++ b/net/bridge/br_mdb.c @@ -18,7 +18,6 @@ static int br_rports_fill_info(struct sk_buff *skb, struct netlink_callback *cb,  {  	struct net_bridge *br = netdev_priv(dev);  	struct net_bridge_port *p; -	struct hlist_node *n;  	struct nlattr *nest;  	if (!br->multicast_router || hlist_empty(&br->router_list)) @@ -28,7 +27,7 @@ static int br_rports_fill_info(struct sk_buff *skb, struct netlink_callback *cb,  	if (nest == NULL)  		return -EMSGSIZE; -	hlist_for_each_entry_rcu(p, n, &br->router_list, rlist) { +	hlist_for_each_entry_rcu(p, &br->router_list, rlist) {  		if (p && nla_put_u32(skb, MDBA_ROUTER_PORT, p->dev->ifindex))  			goto fail;  	} @@ -61,12 +60,11 @@ static int br_mdb_fill_info(struct sk_buff *skb, struct netlink_callback *cb,  		return -EMSGSIZE;  	for (i = 0; i < mdb->max; i++) { -		struct hlist_node *h;  		struct net_bridge_mdb_entry *mp;  		struct net_bridge_port_group *p, **pp;  		struct net_bridge_port *port; -		hlist_for_each_entry_rcu(mp, h, &mdb->mhash[i], hlist[mdb->ver]) { +		hlist_for_each_entry_rcu(mp, &mdb->mhash[i], hlist[mdb->ver]) {  			if (idx < s_idx)  				goto skip; diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c index 7d886b0a8b7..10e6fce1bb6 100644 --- a/net/bridge/br_multicast.c +++ b/net/bridge/br_multicast.c @@ -86,9 +86,8 @@ static struct net_bridge_mdb_entry *__br_mdb_ip_get(  	struct net_bridge_mdb_htable *mdb, struct br_ip *dst, int hash)  {  	struct net_bridge_mdb_entry *mp; -	struct hlist_node *p; -	hlist_for_each_entry_rcu(mp, p, &mdb->mhash[hash], hlist[mdb->ver]) { +	hlist_for_each_entry_rcu(mp, &mdb->mhash[hash], hlist[mdb->ver]) {  		if (br_ip_equal(&mp->addr, dst))  			return mp;  	} @@ -178,13 +177,12 @@ static int br_mdb_copy(struct net_bridge_mdb_htable *new,  		       int elasticity)  {  	struct net_bridge_mdb_entry *mp; -	struct hlist_node *p;  	int maxlen;  	int len;  	int i;  	for (i = 0; i < old->max; i++) -		hlist_for_each_entry(mp, p, &old->mhash[i], hlist[old->ver]) +		hlist_for_each_entry(mp, &old->mhash[i], hlist[old->ver])  			hlist_add_head(&mp->hlist[new->ver],  				       &new->mhash[br_ip_hash(new, &mp->addr)]); @@ -194,7 +192,7 @@ static int br_mdb_copy(struct net_bridge_mdb_htable *new,  	maxlen = 0;  	for (i = 0; i < new->max; i++) {  		len = 0; -		hlist_for_each_entry(mp, p, &new->mhash[i], hlist[new->ver]) +		hlist_for_each_entry(mp, &new->mhash[i], hlist[new->ver])  			len++;  		if (len > maxlen)  			maxlen = len; @@ -510,14 +508,13 @@ static struct net_bridge_mdb_entry *br_multicast_get_group(  {  	struct net_bridge_mdb_htable *mdb;  	struct net_bridge_mdb_entry *mp; -	struct hlist_node *p;  	unsigned int count = 0;  	unsigned int max;  	int elasticity;  	int err;  	mdb = rcu_dereference_protected(br->mdb, 1); -	hlist_for_each_entry(mp, p, &mdb->mhash[hash], hlist[mdb->ver]) { +	hlist_for_each_entry(mp, &mdb->mhash[hash], hlist[mdb->ver]) {  		count++;  		if (unlikely(br_ip_equal(group, &mp->addr)))  			return mp; @@ -882,10 +879,10 @@ void br_multicast_disable_port(struct net_bridge_port *port)  {  	struct net_bridge *br = port->br;  	struct net_bridge_port_group *pg; -	struct hlist_node *p, *n; +	struct hlist_node *n;  	spin_lock(&br->multicast_lock); -	hlist_for_each_entry_safe(pg, p, n, &port->mglist, mglist) +	hlist_for_each_entry_safe(pg, n, &port->mglist, mglist)  		br_multicast_del_pg(br, pg);  	if (!hlist_unhashed(&port->rlist)) @@ -1025,12 +1022,12 @@ static void br_multicast_add_router(struct net_bridge *br,  				    struct net_bridge_port *port)  {  	struct net_bridge_port *p; -	struct hlist_node *n, *slot = NULL; +	struct hlist_node *slot = NULL; -	hlist_for_each_entry(p, n, &br->router_list, rlist) { +	hlist_for_each_entry(p, &br->router_list, rlist) {  		if ((unsigned long) port >= (unsigned long) p)  			break; -		slot = n; +		slot = &p->rlist;  	}  	if (slot) @@ -1653,7 +1650,7 @@ void br_multicast_stop(struct net_bridge *br)  {  	struct net_bridge_mdb_htable *mdb;  	struct net_bridge_mdb_entry *mp; -	struct hlist_node *p, *n; +	struct hlist_node *n;  	u32 ver;  	int i; @@ -1670,7 +1667,7 @@ void br_multicast_stop(struct net_bridge *br)  	ver = mdb->ver;  	for (i = 0; i < mdb->max; i++) { -		hlist_for_each_entry_safe(mp, p, n, &mdb->mhash[i], +		hlist_for_each_entry_safe(mp, n, &mdb->mhash[i],  					  hlist[ver]) {  			del_timer(&mp->timer);  			call_rcu_bh(&mp->rcu, br_multicast_free_group); diff --git a/net/can/af_can.c b/net/can/af_can.c index ddac1ee2ed2..c48e5220bba 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -516,7 +516,6 @@ void can_rx_unregister(struct net_device *dev, canid_t can_id, canid_t mask,  {  	struct receiver *r = NULL;  	struct hlist_head *rl; -	struct hlist_node *next;  	struct dev_rcv_lists *d;  	if (dev && dev->type != ARPHRD_CAN) @@ -540,7 +539,7 @@ void can_rx_unregister(struct net_device *dev, canid_t can_id, canid_t mask,  	 * been registered before.  	 */ -	hlist_for_each_entry_rcu(r, next, rl, list) { +	hlist_for_each_entry_rcu(r, rl, list) {  		if (r->can_id == can_id && r->mask == mask &&  		    r->func == func && r->data == data)  			break; @@ -552,7 +551,7 @@ void can_rx_unregister(struct net_device *dev, canid_t can_id, canid_t mask,  	 * will be NULL, while r will point to the last item of the list.  	 */ -	if (!next) { +	if (!r) {  		printk(KERN_ERR "BUG: receive list entry not found for "  		       "dev %s, id %03X, mask %03X\n",  		       DNAME(dev), can_id, mask); @@ -590,7 +589,6 @@ static inline void deliver(struct sk_buff *skb, struct receiver *r)  static int can_rcv_filter(struct dev_rcv_lists *d, struct sk_buff *skb)  {  	struct receiver *r; -	struct hlist_node *n;  	int matches = 0;  	struct can_frame *cf = (struct can_frame *)skb->data;  	canid_t can_id = cf->can_id; @@ -600,7 +598,7 @@ static int can_rcv_filter(struct dev_rcv_lists *d, struct sk_buff *skb)  	if (can_id & CAN_ERR_FLAG) {  		/* check for error message frame entries only */ -		hlist_for_each_entry_rcu(r, n, &d->rx[RX_ERR], list) { +		hlist_for_each_entry_rcu(r, &d->rx[RX_ERR], list) {  			if (can_id & r->mask) {  				deliver(skb, r);  				matches++; @@ -610,13 +608,13 @@ static int can_rcv_filter(struct dev_rcv_lists *d, struct sk_buff *skb)  	}  	/* check for unfiltered entries */ -	hlist_for_each_entry_rcu(r, n, &d->rx[RX_ALL], list) { +	hlist_for_each_entry_rcu(r, &d->rx[RX_ALL], list) {  		deliver(skb, r);  		matches++;  	}  	/* check for can_id/mask entries */ -	hlist_for_each_entry_rcu(r, n, &d->rx[RX_FIL], list) { +	hlist_for_each_entry_rcu(r, &d->rx[RX_FIL], list) {  		if ((can_id & r->mask) == r->can_id) {  			deliver(skb, r);  			matches++; @@ -624,7 +622,7 @@ static int can_rcv_filter(struct dev_rcv_lists *d, struct sk_buff *skb)  	}  	/* check for inverted can_id/mask entries */ -	hlist_for_each_entry_rcu(r, n, &d->rx[RX_INV], list) { +	hlist_for_each_entry_rcu(r, &d->rx[RX_INV], list) {  		if ((can_id & r->mask) != r->can_id) {  			deliver(skb, r);  			matches++; @@ -636,7 +634,7 @@ static int can_rcv_filter(struct dev_rcv_lists *d, struct sk_buff *skb)  		return matches;  	if (can_id & CAN_EFF_FLAG) { -		hlist_for_each_entry_rcu(r, n, &d->rx[RX_EFF], list) { +		hlist_for_each_entry_rcu(r, &d->rx[RX_EFF], list) {  			if (r->can_id == can_id) {  				deliver(skb, r);  				matches++; @@ -644,7 +642,7 @@ static int can_rcv_filter(struct dev_rcv_lists *d, struct sk_buff *skb)  		}  	} else {  		can_id &= CAN_SFF_MASK; -		hlist_for_each_entry_rcu(r, n, &d->rx_sff[can_id], list) { +		hlist_for_each_entry_rcu(r, &d->rx_sff[can_id], list) {  			deliver(skb, r);  			matches++;  		} diff --git a/net/can/gw.c b/net/can/gw.c index c185fcd5e82..2d117dc5ebe 100644 --- a/net/can/gw.c +++ b/net/can/gw.c @@ -457,11 +457,11 @@ static int cgw_notifier(struct notifier_block *nb,  	if (msg == NETDEV_UNREGISTER) {  		struct cgw_job *gwj = NULL; -		struct hlist_node *n, *nx; +		struct hlist_node *nx;  		ASSERT_RTNL(); -		hlist_for_each_entry_safe(gwj, n, nx, &cgw_list, list) { +		hlist_for_each_entry_safe(gwj, nx, &cgw_list, list) {  			if (gwj->src.dev == dev || gwj->dst.dev == dev) {  				hlist_del(&gwj->list); @@ -575,12 +575,11 @@ cancel:  static int cgw_dump_jobs(struct sk_buff *skb, struct netlink_callback *cb)  {  	struct cgw_job *gwj = NULL; -	struct hlist_node *n;  	int idx = 0;  	int s_idx = cb->args[0];  	rcu_read_lock(); -	hlist_for_each_entry_rcu(gwj, n, &cgw_list, list) { +	hlist_for_each_entry_rcu(gwj, &cgw_list, list) {  		if (idx < s_idx)  			goto cont; @@ -858,11 +857,11 @@ out:  static void cgw_remove_all_jobs(void)  {  	struct cgw_job *gwj = NULL; -	struct hlist_node *n, *nx; +	struct hlist_node *nx;  	ASSERT_RTNL(); -	hlist_for_each_entry_safe(gwj, n, nx, &cgw_list, list) { +	hlist_for_each_entry_safe(gwj, nx, &cgw_list, list) {  		hlist_del(&gwj->list);  		cgw_unregister_filter(gwj);  		kfree(gwj); @@ -872,7 +871,7 @@ static void cgw_remove_all_jobs(void)  static int cgw_remove_job(struct sk_buff *skb,  struct nlmsghdr *nlh, void *arg)  {  	struct cgw_job *gwj = NULL; -	struct hlist_node *n, *nx; +	struct hlist_node *nx;  	struct rtcanmsg *r;  	struct cf_mod mod;  	struct can_can_gw ccgw; @@ -907,7 +906,7 @@ static int cgw_remove_job(struct sk_buff *skb,  struct nlmsghdr *nlh, void *arg)  	ASSERT_RTNL();  	/* remove only the first matching entry */ -	hlist_for_each_entry_safe(gwj, n, nx, &cgw_list, list) { +	hlist_for_each_entry_safe(gwj, nx, &cgw_list, list) {  		if (gwj->flags != r->flags)  			continue; diff --git a/net/can/proc.c b/net/can/proc.c index 49733589214..1ab8c888f10 100644 --- a/net/can/proc.c +++ b/net/can/proc.c @@ -195,9 +195,8 @@ static void can_print_rcvlist(struct seq_file *m, struct hlist_head *rx_list,  			      struct net_device *dev)  {  	struct receiver *r; -	struct hlist_node *n; -	hlist_for_each_entry_rcu(r, n, rx_list, list) { +	hlist_for_each_entry_rcu(r, rx_list, list) {  		char *fmt = (r->can_id & CAN_EFF_FLAG)?  			"   %-5s  %08x  %08x  %pK  %pK  %8ld  %s\n" :  			"   %-5s     %03x    %08x  %pK  %pK  %8ld  %s\n"; diff --git a/net/core/dev.c b/net/core/dev.c index 18d8b5acc34..a06a7a58dd1 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -658,11 +658,10 @@ __setup("netdev=", netdev_boot_setup);  struct net_device *__dev_get_by_name(struct net *net, const char *name)  { -	struct hlist_node *p;  	struct net_device *dev;  	struct hlist_head *head = dev_name_hash(net, name); -	hlist_for_each_entry(dev, p, head, name_hlist) +	hlist_for_each_entry(dev, head, name_hlist)  		if (!strncmp(dev->name, name, IFNAMSIZ))  			return dev; @@ -684,11 +683,10 @@ EXPORT_SYMBOL(__dev_get_by_name);  struct net_device *dev_get_by_name_rcu(struct net *net, const char *name)  { -	struct hlist_node *p;  	struct net_device *dev;  	struct hlist_head *head = dev_name_hash(net, name); -	hlist_for_each_entry_rcu(dev, p, head, name_hlist) +	hlist_for_each_entry_rcu(dev, head, name_hlist)  		if (!strncmp(dev->name, name, IFNAMSIZ))  			return dev; @@ -735,11 +733,10 @@ EXPORT_SYMBOL(dev_get_by_name);  struct net_device *__dev_get_by_index(struct net *net, int ifindex)  { -	struct hlist_node *p;  	struct net_device *dev;  	struct hlist_head *head = dev_index_hash(net, ifindex); -	hlist_for_each_entry(dev, p, head, index_hlist) +	hlist_for_each_entry(dev, head, index_hlist)  		if (dev->ifindex == ifindex)  			return dev; @@ -760,11 +757,10 @@ EXPORT_SYMBOL(__dev_get_by_index);  struct net_device *dev_get_by_index_rcu(struct net *net, int ifindex)  { -	struct hlist_node *p;  	struct net_device *dev;  	struct hlist_head *head = dev_index_hash(net, ifindex); -	hlist_for_each_entry_rcu(dev, p, head, index_hlist) +	hlist_for_each_entry_rcu(dev, head, index_hlist)  		if (dev->ifindex == ifindex)  			return dev; diff --git a/net/core/flow.c b/net/core/flow.c index 43f7495df27..c56ea6f7f6c 100644 --- a/net/core/flow.c +++ b/net/core/flow.c @@ -132,14 +132,14 @@ static void __flow_cache_shrink(struct flow_cache *fc,  				int shrink_to)  {  	struct flow_cache_entry *fle; -	struct hlist_node *entry, *tmp; +	struct hlist_node *tmp;  	LIST_HEAD(gc_list);  	int i, deleted = 0;  	for (i = 0; i < flow_cache_hash_size(fc); i++) {  		int saved = 0; -		hlist_for_each_entry_safe(fle, entry, tmp, +		hlist_for_each_entry_safe(fle, tmp,  					  &fcp->hash_table[i], u.hlist) {  			if (saved < shrink_to &&  			    flow_entry_valid(fle)) { @@ -211,7 +211,6 @@ flow_cache_lookup(struct net *net, const struct flowi *key, u16 family, u8 dir,  	struct flow_cache *fc = &flow_cache_global;  	struct flow_cache_percpu *fcp;  	struct flow_cache_entry *fle, *tfle; -	struct hlist_node *entry;  	struct flow_cache_object *flo;  	size_t keysize;  	unsigned int hash; @@ -235,7 +234,7 @@ flow_cache_lookup(struct net *net, const struct flowi *key, u16 family, u8 dir,  		flow_new_hash_rnd(fc, fcp);  	hash = flow_hash_code(fc, fcp, key, keysize); -	hlist_for_each_entry(tfle, entry, &fcp->hash_table[hash], u.hlist) { +	hlist_for_each_entry(tfle, &fcp->hash_table[hash], u.hlist) {  		if (tfle->net == net &&  		    tfle->family == family &&  		    tfle->dir == dir && @@ -301,13 +300,13 @@ static void flow_cache_flush_tasklet(unsigned long data)  	struct flow_cache *fc = info->cache;  	struct flow_cache_percpu *fcp;  	struct flow_cache_entry *fle; -	struct hlist_node *entry, *tmp; +	struct hlist_node *tmp;  	LIST_HEAD(gc_list);  	int i, deleted = 0;  	fcp = this_cpu_ptr(fc->percpu);  	for (i = 0; i < flow_cache_hash_size(fc); i++) { -		hlist_for_each_entry_safe(fle, entry, tmp, +		hlist_for_each_entry_safe(fle, tmp,  					  &fcp->hash_table[i], u.hlist) {  			if (flow_entry_valid(fle))  				continue; diff --git a/net/core/net-procfs.c b/net/core/net-procfs.c index 0f6bb6f8d39..3174f1998ee 100644 --- a/net/core/net-procfs.c +++ b/net/core/net-procfs.c @@ -16,12 +16,11 @@ static inline struct net_device *dev_from_same_bucket(struct seq_file *seq, loff  {  	struct net *net = seq_file_net(seq);  	struct net_device *dev; -	struct hlist_node *p;  	struct hlist_head *h;  	unsigned int count = 0, offset = get_offset(*pos);  	h = &net->dev_name_head[get_bucket(*pos)]; -	hlist_for_each_entry_rcu(dev, p, h, name_hlist) { +	hlist_for_each_entry_rcu(dev, h, name_hlist) {  		if (++count == offset)  			return dev;  	} diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index d8aa20f6a46..b376410ff25 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -1060,7 +1060,6 @@ static int rtnl_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)  	int idx = 0, s_idx;  	struct net_device *dev;  	struct hlist_head *head; -	struct hlist_node *node;  	struct nlattr *tb[IFLA_MAX+1];  	u32 ext_filter_mask = 0; @@ -1080,7 +1079,7 @@ static int rtnl_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)  	for (h = s_h; h < NETDEV_HASHENTRIES; h++, s_idx = 0) {  		idx = 0;  		head = &net->dev_index_head[h]; -		hlist_for_each_entry_rcu(dev, node, head, index_hlist) { +		hlist_for_each_entry_rcu(dev, head, index_hlist) {  			if (idx < s_idx)  				goto cont;  			if (rtnl_fill_ifinfo(skb, dev, RTM_NEWLINK, diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c index c4a2def5b7b..c21f200eed9 100644 --- a/net/decnet/af_decnet.c +++ b/net/decnet/af_decnet.c @@ -175,12 +175,11 @@ static struct hlist_head *dn_find_list(struct sock *sk)  static int check_port(__le16 port)  {  	struct sock *sk; -	struct hlist_node *node;  	if (port == 0)  		return -1; -	sk_for_each(sk, node, &dn_sk_hash[le16_to_cpu(port) & DN_SK_HASH_MASK]) { +	sk_for_each(sk, &dn_sk_hash[le16_to_cpu(port) & DN_SK_HASH_MASK]) {  		struct dn_scp *scp = DN_SK(sk);  		if (scp->addrloc == port)  			return -1; @@ -374,11 +373,10 @@ int dn_username2sockaddr(unsigned char *data, int len, struct sockaddr_dn *sdn,  struct sock *dn_sklist_find_listener(struct sockaddr_dn *addr)  {  	struct hlist_head *list = listen_hash(addr); -	struct hlist_node *node;  	struct sock *sk;  	read_lock(&dn_hash_lock); -	sk_for_each(sk, node, list) { +	sk_for_each(sk, list) {  		struct dn_scp *scp = DN_SK(sk);  		if (sk->sk_state != TCP_LISTEN)  			continue; @@ -414,11 +412,10 @@ struct sock *dn_find_by_skb(struct sk_buff *skb)  {  	struct dn_skb_cb *cb = DN_SKB_CB(skb);  	struct sock *sk; -	struct hlist_node *node;  	struct dn_scp *scp;  	read_lock(&dn_hash_lock); -	sk_for_each(sk, node, &dn_sk_hash[le16_to_cpu(cb->dst_port) & DN_SK_HASH_MASK]) { +	sk_for_each(sk, &dn_sk_hash[le16_to_cpu(cb->dst_port) & DN_SK_HASH_MASK]) {  		scp = DN_SK(sk);  		if (cb->src != dn_saddr2dn(&scp->peer))  			continue; diff --git a/net/decnet/dn_table.c b/net/decnet/dn_table.c index f968c1b58f4..6c2445bcaba 100644 --- a/net/decnet/dn_table.c +++ b/net/decnet/dn_table.c @@ -483,7 +483,6 @@ int dn_fib_dump(struct sk_buff *skb, struct netlink_callback *cb)  	unsigned int h, s_h;  	unsigned int e = 0, s_e;  	struct dn_fib_table *tb; -	struct hlist_node *node;  	int dumped = 0;  	if (!net_eq(net, &init_net)) @@ -498,7 +497,7 @@ int dn_fib_dump(struct sk_buff *skb, struct netlink_callback *cb)  	for (h = s_h; h < DN_FIB_TABLE_HASHSZ; h++, s_h = 0) {  		e = 0; -		hlist_for_each_entry(tb, node, &dn_fib_table_hash[h], hlist) { +		hlist_for_each_entry(tb, &dn_fib_table_hash[h], hlist) {  			if (e < s_e)  				goto next;  			if (dumped) @@ -828,7 +827,6 @@ out:  struct dn_fib_table *dn_fib_get_table(u32 n, int create)  {  	struct dn_fib_table *t; -	struct hlist_node *node;  	unsigned int h;  	if (n < RT_TABLE_MIN) @@ -839,7 +837,7 @@ struct dn_fib_table *dn_fib_get_table(u32 n, int create)  	h = n & (DN_FIB_TABLE_HASHSZ - 1);  	rcu_read_lock(); -	hlist_for_each_entry_rcu(t, node, &dn_fib_table_hash[h], hlist) { +	hlist_for_each_entry_rcu(t, &dn_fib_table_hash[h], hlist) {  		if (t->n == n) {  			rcu_read_unlock();  			return t; @@ -885,11 +883,10 @@ void dn_fib_flush(void)  {  	int flushed = 0;  	struct dn_fib_table *tb; -	struct hlist_node *node;  	unsigned int h;  	for (h = 0; h < DN_FIB_TABLE_HASHSZ; h++) { -		hlist_for_each_entry(tb, node, &dn_fib_table_hash[h], hlist) +		hlist_for_each_entry(tb, &dn_fib_table_hash[h], hlist)  			flushed += tb->flush(tb);  	} @@ -908,12 +905,12 @@ void __init dn_fib_table_init(void)  void __exit dn_fib_table_cleanup(void)  {  	struct dn_fib_table *t; -	struct hlist_node *node, *next; +	struct hlist_node *next;  	unsigned int h;  	write_lock(&dn_fib_tables_lock);  	for (h = 0; h < DN_FIB_TABLE_HASHSZ; h++) { -		hlist_for_each_entry_safe(t, node, next, &dn_fib_table_hash[h], +		hlist_for_each_entry_safe(t, next, &dn_fib_table_hash[h],  					  hlist) {  			hlist_del(&t->hlist);  			kfree(t); diff --git a/net/ieee802154/dgram.c b/net/ieee802154/dgram.c index 16705611589..e0da175f8e5 100644 --- a/net/ieee802154/dgram.c +++ b/net/ieee802154/dgram.c @@ -350,7 +350,6 @@ static inline int ieee802154_match_sock(u8 *hw_addr, u16 pan_id,  int ieee802154_dgram_deliver(struct net_device *dev, struct sk_buff *skb)  {  	struct sock *sk, *prev = NULL; -	struct hlist_node *node;  	int ret = NET_RX_SUCCESS;  	u16 pan_id, short_addr; @@ -361,7 +360,7 @@ int ieee802154_dgram_deliver(struct net_device *dev, struct sk_buff *skb)  	short_addr = ieee802154_mlme_ops(dev)->get_short_addr(dev);  	read_lock(&dgram_lock); -	sk_for_each(sk, node, &dgram_head) { +	sk_for_each(sk, &dgram_head) {  		if (ieee802154_match_sock(dev->dev_addr, pan_id, short_addr,  					dgram_sk(sk))) {  			if (prev) { diff --git a/net/ieee802154/raw.c b/net/ieee802154/raw.c index 50e823927d4..41f538b8e59 100644 --- a/net/ieee802154/raw.c +++ b/net/ieee802154/raw.c @@ -221,10 +221,9 @@ static int raw_rcv_skb(struct sock *sk, struct sk_buff *skb)  void ieee802154_raw_deliver(struct net_device *dev, struct sk_buff *skb)  {  	struct sock *sk; -	struct hlist_node *node;  	read_lock(&raw_lock); -	sk_for_each(sk, node, &raw_head) { +	sk_for_each(sk, &raw_head) {  		bh_lock_sock(sk);  		if (!sk->sk_bound_dev_if ||  		    sk->sk_bound_dev_if == dev->ifindex) { diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 5281314886c..f678507bc82 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -139,10 +139,9 @@ struct net_device *__ip_dev_find(struct net *net, __be32 addr, bool devref)  	u32 hash = inet_addr_hash(net, addr);  	struct net_device *result = NULL;  	struct in_ifaddr *ifa; -	struct hlist_node *node;  	rcu_read_lock(); -	hlist_for_each_entry_rcu(ifa, node, &inet_addr_lst[hash], hash) { +	hlist_for_each_entry_rcu(ifa, &inet_addr_lst[hash], hash) {  		if (ifa->ifa_local == addr) {  			struct net_device *dev = ifa->ifa_dev->dev; @@ -588,7 +587,6 @@ static void check_lifetime(struct work_struct *work)  {  	unsigned long now, next, next_sec, next_sched;  	struct in_ifaddr *ifa; -	struct hlist_node *node;  	int i;  	now = jiffies; @@ -596,8 +594,7 @@ static void check_lifetime(struct work_struct *work)  	rcu_read_lock();  	for (i = 0; i < IN4_ADDR_HSIZE; i++) { -		hlist_for_each_entry_rcu(ifa, node, -					 &inet_addr_lst[i], hash) { +		hlist_for_each_entry_rcu(ifa, &inet_addr_lst[i], hash) {  			unsigned long age;  			if (ifa->ifa_flags & IFA_F_PERMANENT) @@ -1493,7 +1490,6 @@ static int inet_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)  	struct in_device *in_dev;  	struct in_ifaddr *ifa;  	struct hlist_head *head; -	struct hlist_node *node;  	s_h = cb->args[0];  	s_idx = idx = cb->args[1]; @@ -1503,7 +1499,7 @@ static int inet_dump_ifaddr(struct sk_buff *skb, struct netlink_callback *cb)  		idx = 0;  		head = &net->dev_index_head[h];  		rcu_read_lock(); -		hlist_for_each_entry_rcu(dev, node, head, index_hlist) { +		hlist_for_each_entry_rcu(dev, head, index_hlist) {  			if (idx < s_idx)  				goto cont;  			if (h > s_h || idx > s_idx) diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c index 99f00d39d10..eb4bb12b3eb 100644 --- a/net/ipv4/fib_frontend.c +++ b/net/ipv4/fib_frontend.c @@ -112,7 +112,6 @@ struct fib_table *fib_new_table(struct net *net, u32 id)  struct fib_table *fib_get_table(struct net *net, u32 id)  {  	struct fib_table *tb; -	struct hlist_node *node;  	struct hlist_head *head;  	unsigned int h; @@ -122,7 +121,7 @@ struct fib_table *fib_get_table(struct net *net, u32 id)  	rcu_read_lock();  	head = &net->ipv4.fib_table_hash[h]; -	hlist_for_each_entry_rcu(tb, node, head, tb_hlist) { +	hlist_for_each_entry_rcu(tb, head, tb_hlist) {  		if (tb->tb_id == id) {  			rcu_read_unlock();  			return tb; @@ -137,13 +136,12 @@ static void fib_flush(struct net *net)  {  	int flushed = 0;  	struct fib_table *tb; -	struct hlist_node *node;  	struct hlist_head *head;  	unsigned int h;  	for (h = 0; h < FIB_TABLE_HASHSZ; h++) {  		head = &net->ipv4.fib_table_hash[h]; -		hlist_for_each_entry(tb, node, head, tb_hlist) +		hlist_for_each_entry(tb, head, tb_hlist)  			flushed += fib_table_flush(tb);  	} @@ -656,7 +654,6 @@ static int inet_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)  	unsigned int h, s_h;  	unsigned int e = 0, s_e;  	struct fib_table *tb; -	struct hlist_node *node;  	struct hlist_head *head;  	int dumped = 0; @@ -670,7 +667,7 @@ static int inet_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)  	for (h = s_h; h < FIB_TABLE_HASHSZ; h++, s_e = 0) {  		e = 0;  		head = &net->ipv4.fib_table_hash[h]; -		hlist_for_each_entry(tb, node, head, tb_hlist) { +		hlist_for_each_entry(tb, head, tb_hlist) {  			if (e < s_e)  				goto next;  			if (dumped) @@ -1117,11 +1114,11 @@ static void ip_fib_net_exit(struct net *net)  	for (i = 0; i < FIB_TABLE_HASHSZ; i++) {  		struct fib_table *tb;  		struct hlist_head *head; -		struct hlist_node *node, *tmp; +		struct hlist_node *tmp;  		head = &net->ipv4.fib_table_hash[i]; -		hlist_for_each_entry_safe(tb, node, tmp, head, tb_hlist) { -			hlist_del(node); +		hlist_for_each_entry_safe(tb, tmp, head, tb_hlist) { +			hlist_del(&tb->tb_hlist);  			fib_table_flush(tb);  			fib_free_table(tb);  		} diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c index 4797a800faf..8f6cb7a87cd 100644 --- a/net/ipv4/fib_semantics.c +++ b/net/ipv4/fib_semantics.c @@ -298,14 +298,13 @@ static inline unsigned int fib_info_hashfn(const struct fib_info *fi)  static struct fib_info *fib_find_info(const struct fib_info *nfi)  {  	struct hlist_head *head; -	struct hlist_node *node;  	struct fib_info *fi;  	unsigned int hash;  	hash = fib_info_hashfn(nfi);  	head = &fib_info_hash[hash]; -	hlist_for_each_entry(fi, node, head, fib_hash) { +	hlist_for_each_entry(fi, head, fib_hash) {  		if (!net_eq(fi->fib_net, nfi->fib_net))  			continue;  		if (fi->fib_nhs != nfi->fib_nhs) @@ -331,7 +330,6 @@ static struct fib_info *fib_find_info(const struct fib_info *nfi)  int ip_fib_check_default(__be32 gw, struct net_device *dev)  {  	struct hlist_head *head; -	struct hlist_node *node;  	struct fib_nh *nh;  	unsigned int hash; @@ -339,7 +337,7 @@ int ip_fib_check_default(__be32 gw, struct net_device *dev)  	hash = fib_devindex_hashfn(dev->ifindex);  	head = &fib_info_devhash[hash]; -	hlist_for_each_entry(nh, node, head, nh_hash) { +	hlist_for_each_entry(nh, head, nh_hash) {  		if (nh->nh_dev == dev &&  		    nh->nh_gw == gw &&  		    !(nh->nh_flags & RTNH_F_DEAD)) { @@ -721,10 +719,10 @@ static void fib_info_hash_move(struct hlist_head *new_info_hash,  	for (i = 0; i < old_size; i++) {  		struct hlist_head *head = &fib_info_hash[i]; -		struct hlist_node *node, *n; +		struct hlist_node *n;  		struct fib_info *fi; -		hlist_for_each_entry_safe(fi, node, n, head, fib_hash) { +		hlist_for_each_entry_safe(fi, n, head, fib_hash) {  			struct hlist_head *dest;  			unsigned int new_hash; @@ -739,10 +737,10 @@ static void fib_info_hash_move(struct hlist_head *new_info_hash,  	for (i = 0; i < old_size; i++) {  		struct hlist_head *lhead = &fib_info_laddrhash[i]; -		struct hlist_node *node, *n; +		struct hlist_node *n;  		struct fib_info *fi; -		hlist_for_each_entry_safe(fi, node, n, lhead, fib_lhash) { +		hlist_for_each_entry_safe(fi, n, lhead, fib_lhash) {  			struct hlist_head *ldest;  			unsigned int new_hash; @@ -1096,13 +1094,12 @@ int fib_sync_down_addr(struct net *net, __be32 local)  	int ret = 0;  	unsigned int hash = fib_laddr_hashfn(local);  	struct hlist_head *head = &fib_info_laddrhash[hash]; -	struct hlist_node *node;  	struct fib_info *fi;  	if (fib_info_laddrhash == NULL || local == 0)  		return 0; -	hlist_for_each_entry(fi, node, head, fib_lhash) { +	hlist_for_each_entry(fi, head, fib_lhash) {  		if (!net_eq(fi->fib_net, net))  			continue;  		if (fi->fib_prefsrc == local) { @@ -1120,13 +1117,12 @@ int fib_sync_down_dev(struct net_device *dev, int force)  	struct fib_info *prev_fi = NULL;  	unsigned int hash = fib_devindex_hashfn(dev->ifindex);  	struct hlist_head *head = &fib_info_devhash[hash]; -	struct hlist_node *node;  	struct fib_nh *nh;  	if (force)  		scope = -1; -	hlist_for_each_entry(nh, node, head, nh_hash) { +	hlist_for_each_entry(nh, head, nh_hash) {  		struct fib_info *fi = nh->nh_parent;  		int dead; @@ -1232,7 +1228,6 @@ int fib_sync_up(struct net_device *dev)  	struct fib_info *prev_fi;  	unsigned int hash;  	struct hlist_head *head; -	struct hlist_node *node;  	struct fib_nh *nh;  	int ret; @@ -1244,7 +1239,7 @@ int fib_sync_up(struct net_device *dev)  	head = &fib_info_devhash[hash];  	ret = 0; -	hlist_for_each_entry(nh, node, head, nh_hash) { +	hlist_for_each_entry(nh, head, nh_hash) {  		struct fib_info *fi = nh->nh_parent;  		int alive; diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index 61e03da3e1f..ff06b7543d9 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -920,10 +920,9 @@ nomem:  static struct leaf_info *find_leaf_info(struct leaf *l, int plen)  {  	struct hlist_head *head = &l->list; -	struct hlist_node *node;  	struct leaf_info *li; -	hlist_for_each_entry_rcu(li, node, head, hlist) +	hlist_for_each_entry_rcu(li, head, hlist)  		if (li->plen == plen)  			return li; @@ -943,12 +942,11 @@ static inline struct list_head *get_fa_head(struct leaf *l, int plen)  static void insert_leaf_info(struct hlist_head *head, struct leaf_info *new)  {  	struct leaf_info *li = NULL, *last = NULL; -	struct hlist_node *node;  	if (hlist_empty(head)) {  		hlist_add_head_rcu(&new->hlist, head);  	} else { -		hlist_for_each_entry(li, node, head, hlist) { +		hlist_for_each_entry(li, head, hlist) {  			if (new->plen > li->plen)  				break; @@ -1354,9 +1352,8 @@ static int check_leaf(struct fib_table *tb, struct trie *t, struct leaf *l,  {  	struct leaf_info *li;  	struct hlist_head *hhead = &l->list; -	struct hlist_node *node; -	hlist_for_each_entry_rcu(li, node, hhead, hlist) { +	hlist_for_each_entry_rcu(li, hhead, hlist) {  		struct fib_alias *fa;  		if (l->key != (key & li->mask_plen)) @@ -1740,10 +1737,10 @@ static int trie_flush_leaf(struct leaf *l)  {  	int found = 0;  	struct hlist_head *lih = &l->list; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	struct leaf_info *li = NULL; -	hlist_for_each_entry_safe(li, node, tmp, lih, hlist) { +	hlist_for_each_entry_safe(li, tmp, lih, hlist) {  		found += trie_flush_list(&li->falh);  		if (list_empty(&li->falh)) { @@ -1895,14 +1892,13 @@ static int fn_trie_dump_leaf(struct leaf *l, struct fib_table *tb,  			struct sk_buff *skb, struct netlink_callback *cb)  {  	struct leaf_info *li; -	struct hlist_node *node;  	int i, s_i;  	s_i = cb->args[4];  	i = 0;  	/* rcu_read_lock is hold by caller */ -	hlist_for_each_entry_rcu(li, node, &l->list, hlist) { +	hlist_for_each_entry_rcu(li, &l->list, hlist) {  		if (i < s_i) {  			i++;  			continue; @@ -2092,14 +2088,13 @@ static void trie_collect_stats(struct trie *t, struct trie_stat *s)  		if (IS_LEAF(n)) {  			struct leaf *l = (struct leaf *)n;  			struct leaf_info *li; -			struct hlist_node *tmp;  			s->leaves++;  			s->totdepth += iter.depth;  			if (iter.depth > s->maxdepth)  				s->maxdepth = iter.depth; -			hlist_for_each_entry_rcu(li, tmp, &l->list, hlist) +			hlist_for_each_entry_rcu(li, &l->list, hlist)  				++s->prefixes;  		} else {  			const struct tnode *tn = (const struct tnode *) n; @@ -2200,10 +2195,9 @@ static int fib_triestat_seq_show(struct seq_file *seq, void *v)  	for (h = 0; h < FIB_TABLE_HASHSZ; h++) {  		struct hlist_head *head = &net->ipv4.fib_table_hash[h]; -		struct hlist_node *node;  		struct fib_table *tb; -		hlist_for_each_entry_rcu(tb, node, head, tb_hlist) { +		hlist_for_each_entry_rcu(tb, head, tb_hlist) {  			struct trie *t = (struct trie *) tb->tb_data;  			struct trie_stat stat; @@ -2245,10 +2239,9 @@ static struct rt_trie_node *fib_trie_get_idx(struct seq_file *seq, loff_t pos)  	for (h = 0; h < FIB_TABLE_HASHSZ; h++) {  		struct hlist_head *head = &net->ipv4.fib_table_hash[h]; -		struct hlist_node *node;  		struct fib_table *tb; -		hlist_for_each_entry_rcu(tb, node, head, tb_hlist) { +		hlist_for_each_entry_rcu(tb, head, tb_hlist) {  			struct rt_trie_node *n;  			for (n = fib_trie_get_first(iter, @@ -2298,7 +2291,7 @@ static void *fib_trie_seq_next(struct seq_file *seq, void *v, loff_t *pos)  	/* new hash chain */  	while (++h < FIB_TABLE_HASHSZ) {  		struct hlist_head *head = &net->ipv4.fib_table_hash[h]; -		hlist_for_each_entry_rcu(tb, tb_node, head, tb_hlist) { +		hlist_for_each_entry_rcu(tb, head, tb_hlist) {  			n = fib_trie_get_first(iter, (struct trie *) tb->tb_data);  			if (n)  				goto found; @@ -2381,13 +2374,12 @@ static int fib_trie_seq_show(struct seq_file *seq, void *v)  	} else {  		struct leaf *l = (struct leaf *) n;  		struct leaf_info *li; -		struct hlist_node *node;  		__be32 val = htonl(l->key);  		seq_indent(seq, iter->depth);  		seq_printf(seq, "  |-- %pI4\n", &val); -		hlist_for_each_entry_rcu(li, node, &l->list, hlist) { +		hlist_for_each_entry_rcu(li, &l->list, hlist) {  			struct fib_alias *fa;  			list_for_each_entry_rcu(fa, &li->falh, fa_list) { @@ -2532,7 +2524,6 @@ static int fib_route_seq_show(struct seq_file *seq, void *v)  {  	struct leaf *l = v;  	struct leaf_info *li; -	struct hlist_node *node;  	if (v == SEQ_START_TOKEN) {  		seq_printf(seq, "%-127s\n", "Iface\tDestination\tGateway " @@ -2541,7 +2532,7 @@ static int fib_route_seq_show(struct seq_file *seq, void *v)  		return 0;  	} -	hlist_for_each_entry_rcu(li, node, &l->list, hlist) { +	hlist_for_each_entry_rcu(li, &l->list, hlist) {  		struct fib_alias *fa;  		__be32 mask, prefix; diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c index 11cb4979a46..7d1874be1df 100644 --- a/net/ipv4/inet_connection_sock.c +++ b/net/ipv4/inet_connection_sock.c @@ -57,7 +57,6 @@ int inet_csk_bind_conflict(const struct sock *sk,  			   const struct inet_bind_bucket *tb, bool relax)  {  	struct sock *sk2; -	struct hlist_node *node;  	int reuse = sk->sk_reuse;  	int reuseport = sk->sk_reuseport;  	kuid_t uid = sock_i_uid((struct sock *)sk); @@ -69,7 +68,7 @@ int inet_csk_bind_conflict(const struct sock *sk,  	 * one this bucket belongs to.  	 */ -	sk_for_each_bound(sk2, node, &tb->owners) { +	sk_for_each_bound(sk2, &tb->owners) {  		if (sk != sk2 &&  		    !inet_v6_ipv6only(sk2) &&  		    (!sk->sk_bound_dev_if || @@ -95,7 +94,7 @@ int inet_csk_bind_conflict(const struct sock *sk,  			}  		}  	} -	return node != NULL; +	return sk2 != NULL;  }  EXPORT_SYMBOL_GPL(inet_csk_bind_conflict); @@ -106,7 +105,6 @@ int inet_csk_get_port(struct sock *sk, unsigned short snum)  {  	struct inet_hashinfo *hashinfo = sk->sk_prot->h.hashinfo;  	struct inet_bind_hashbucket *head; -	struct hlist_node *node;  	struct inet_bind_bucket *tb;  	int ret, attempts = 5;  	struct net *net = sock_net(sk); @@ -129,7 +127,7 @@ again:  			head = &hashinfo->bhash[inet_bhashfn(net, rover,  					hashinfo->bhash_size)];  			spin_lock(&head->lock); -			inet_bind_bucket_for_each(tb, node, &head->chain) +			inet_bind_bucket_for_each(tb, &head->chain)  				if (net_eq(ib_net(tb), net) && tb->port == rover) {  					if (((tb->fastreuse > 0 &&  					      sk->sk_reuse && @@ -183,7 +181,7 @@ have_snum:  		head = &hashinfo->bhash[inet_bhashfn(net, snum,  				hashinfo->bhash_size)];  		spin_lock(&head->lock); -		inet_bind_bucket_for_each(tb, node, &head->chain) +		inet_bind_bucket_for_each(tb, &head->chain)  			if (net_eq(ib_net(tb), net) && tb->port == snum)  				goto tb_found;  	} diff --git a/net/ipv4/inet_fragment.c b/net/ipv4/inet_fragment.c index 2e453bde699..245ae078a07 100644 --- a/net/ipv4/inet_fragment.c +++ b/net/ipv4/inet_fragment.c @@ -33,9 +33,9 @@ static void inet_frag_secret_rebuild(unsigned long dummy)  	get_random_bytes(&f->rnd, sizeof(u32));  	for (i = 0; i < INETFRAGS_HASHSZ; i++) {  		struct inet_frag_queue *q; -		struct hlist_node *p, *n; +		struct hlist_node *n; -		hlist_for_each_entry_safe(q, p, n, &f->hash[i], list) { +		hlist_for_each_entry_safe(q, n, &f->hash[i], list) {  			unsigned int hval = f->hashfn(q);  			if (hval != i) { @@ -203,7 +203,6 @@ static struct inet_frag_queue *inet_frag_intern(struct netns_frags *nf,  {  	struct inet_frag_queue *qp;  #ifdef CONFIG_SMP -	struct hlist_node *n;  #endif  	unsigned int hash; @@ -219,7 +218,7 @@ static struct inet_frag_queue *inet_frag_intern(struct netns_frags *nf,  	 * such entry could be created on other cpu, while we  	 * promoted read lock to write lock.  	 */ -	hlist_for_each_entry(qp, n, &f->hash[hash], list) { +	hlist_for_each_entry(qp, &f->hash[hash], list) {  		if (qp->net == nf && f->match(qp, arg)) {  			atomic_inc(&qp->refcnt);  			write_unlock(&f->lock); @@ -278,9 +277,8 @@ struct inet_frag_queue *inet_frag_find(struct netns_frags *nf,  	__releases(&f->lock)  {  	struct inet_frag_queue *q; -	struct hlist_node *n; -	hlist_for_each_entry(q, n, &f->hash[hash], list) { +	hlist_for_each_entry(q, &f->hash[hash], list) {  		if (q->net == nf && f->match(q, key)) {  			atomic_inc(&q->refcnt);  			read_unlock(&f->lock); diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c index 0ce0595d986..6af375afeee 100644 --- a/net/ipv4/inet_hashtables.c +++ b/net/ipv4/inet_hashtables.c @@ -120,13 +120,12 @@ int __inet_inherit_port(struct sock *sk, struct sock *child)  		 * that the listener socket's icsk_bind_hash is the same  		 * as that of the child socket. We have to look up or  		 * create a new bind bucket for the child here. */ -		struct hlist_node *node; -		inet_bind_bucket_for_each(tb, node, &head->chain) { +		inet_bind_bucket_for_each(tb, &head->chain) {  			if (net_eq(ib_net(tb), sock_net(sk)) &&  			    tb->port == port)  				break;  		} -		if (!node) { +		if (!tb) {  			tb = inet_bind_bucket_create(table->bind_bucket_cachep,  						     sock_net(sk), head, port);  			if (!tb) { @@ -493,7 +492,6 @@ int __inet_hash_connect(struct inet_timewait_death_row *death_row,  		int i, remaining, low, high, port;  		static u32 hint;  		u32 offset = hint + port_offset; -		struct hlist_node *node;  		struct inet_timewait_sock *tw = NULL;  		inet_get_local_port_range(&low, &high); @@ -512,7 +510,7 @@ int __inet_hash_connect(struct inet_timewait_death_row *death_row,  			 * because the established check is already  			 * unique enough.  			 */ -			inet_bind_bucket_for_each(tb, node, &head->chain) { +			inet_bind_bucket_for_each(tb, &head->chain) {  				if (net_eq(ib_net(tb), net) &&  				    tb->port == port) {  					if (tb->fastreuse >= 0 || diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c index 2784db3155f..1f27c9f4afd 100644 --- a/net/ipv4/inet_timewait_sock.c +++ b/net/ipv4/inet_timewait_sock.c @@ -216,7 +216,6 @@ static int inet_twdr_do_twkill_work(struct inet_timewait_death_row *twdr,  				    const int slot)  {  	struct inet_timewait_sock *tw; -	struct hlist_node *node;  	unsigned int killed;  	int ret; @@ -229,7 +228,7 @@ static int inet_twdr_do_twkill_work(struct inet_timewait_death_row *twdr,  	killed = 0;  	ret = 0;  rescan: -	inet_twsk_for_each_inmate(tw, node, &twdr->cells[slot]) { +	inet_twsk_for_each_inmate(tw, &twdr->cells[slot]) {  		__inet_twsk_del_dead_node(tw);  		spin_unlock(&twdr->death_lock);  		__inet_twsk_kill(tw, twdr->hashinfo); @@ -438,10 +437,10 @@ void inet_twdr_twcal_tick(unsigned long data)  	for (n = 0; n < INET_TWDR_RECYCLE_SLOTS; n++) {  		if (time_before_eq(j, now)) { -			struct hlist_node *node, *safe; +			struct hlist_node *safe;  			struct inet_timewait_sock *tw; -			inet_twsk_for_each_inmate_safe(tw, node, safe, +			inet_twsk_for_each_inmate_safe(tw, safe,  						       &twdr->twcal_row[slot]) {  				__inet_twsk_del_dead_node(tw);  				__inet_twsk_kill(tw, twdr->hashinfo); diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index 53ddebc292b..dd44e0ab600 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -111,9 +111,7 @@ EXPORT_SYMBOL_GPL(raw_unhash_sk);  static struct sock *__raw_v4_lookup(struct net *net, struct sock *sk,  		unsigned short num, __be32 raddr, __be32 laddr, int dif)  { -	struct hlist_node *node; - -	sk_for_each_from(sk, node) { +	sk_for_each_from(sk) {  		struct inet_sock *inet = inet_sk(sk);  		if (net_eq(sock_net(sk), net) && inet->inet_num == num	&& @@ -914,9 +912,7 @@ static struct sock *raw_get_first(struct seq_file *seq)  	for (state->bucket = 0; state->bucket < RAW_HTABLE_SIZE;  			++state->bucket) { -		struct hlist_node *node; - -		sk_for_each(sk, node, &state->h->ht[state->bucket]) +		sk_for_each(sk, &state->h->ht[state->bucket])  			if (sock_net(sk) == seq_file_net(seq))  				goto found;  	} diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 145d3bf8df8..4a8ec457310 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -954,7 +954,6 @@ struct tcp_md5sig_key *tcp_md5_do_lookup(struct sock *sk,  {  	struct tcp_sock *tp = tcp_sk(sk);  	struct tcp_md5sig_key *key; -	struct hlist_node *pos;  	unsigned int size = sizeof(struct in_addr);  	struct tcp_md5sig_info *md5sig; @@ -968,7 +967,7 @@ struct tcp_md5sig_key *tcp_md5_do_lookup(struct sock *sk,  	if (family == AF_INET6)  		size = sizeof(struct in6_addr);  #endif -	hlist_for_each_entry_rcu(key, pos, &md5sig->head, node) { +	hlist_for_each_entry_rcu(key, &md5sig->head, node) {  		if (key->family != family)  			continue;  		if (!memcmp(&key->addr, addr, size)) @@ -1069,14 +1068,14 @@ static void tcp_clear_md5_list(struct sock *sk)  {  	struct tcp_sock *tp = tcp_sk(sk);  	struct tcp_md5sig_key *key; -	struct hlist_node *pos, *n; +	struct hlist_node *n;  	struct tcp_md5sig_info *md5sig;  	md5sig = rcu_dereference_protected(tp->md5sig_info, 1);  	if (!hlist_empty(&md5sig->head))  		tcp_free_md5sig_pool(); -	hlist_for_each_entry_safe(key, pos, n, &md5sig->head, node) { +	hlist_for_each_entry_safe(key, n, &md5sig->head, node) {  		hlist_del_rcu(&key->node);  		atomic_sub(sizeof(*key), &sk->sk_omem_alloc);  		kfree_rcu(key, rcu); diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 4dc0d44a5d3..f2c7e615f90 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -1419,11 +1419,10 @@ int ipv6_chk_addr(struct net *net, const struct in6_addr *addr,  		  struct net_device *dev, int strict)  {  	struct inet6_ifaddr *ifp; -	struct hlist_node *node;  	unsigned int hash = inet6_addr_hash(addr);  	rcu_read_lock_bh(); -	hlist_for_each_entry_rcu(ifp, node, &inet6_addr_lst[hash], addr_lst) { +	hlist_for_each_entry_rcu(ifp, &inet6_addr_lst[hash], addr_lst) {  		if (!net_eq(dev_net(ifp->idev->dev), net))  			continue;  		if (ipv6_addr_equal(&ifp->addr, addr) && @@ -1445,9 +1444,8 @@ static bool ipv6_chk_same_addr(struct net *net, const struct in6_addr *addr,  {  	unsigned int hash = inet6_addr_hash(addr);  	struct inet6_ifaddr *ifp; -	struct hlist_node *node; -	hlist_for_each_entry(ifp, node, &inet6_addr_lst[hash], addr_lst) { +	hlist_for_each_entry(ifp, &inet6_addr_lst[hash], addr_lst) {  		if (!net_eq(dev_net(ifp->idev->dev), net))  			continue;  		if (ipv6_addr_equal(&ifp->addr, addr)) { @@ -1487,10 +1485,9 @@ struct inet6_ifaddr *ipv6_get_ifaddr(struct net *net, const struct in6_addr *add  {  	struct inet6_ifaddr *ifp, *result = NULL;  	unsigned int hash = inet6_addr_hash(addr); -	struct hlist_node *node;  	rcu_read_lock_bh(); -	hlist_for_each_entry_rcu_bh(ifp, node, &inet6_addr_lst[hash], addr_lst) { +	hlist_for_each_entry_rcu_bh(ifp, &inet6_addr_lst[hash], addr_lst) {  		if (!net_eq(dev_net(ifp->idev->dev), net))  			continue;  		if (ipv6_addr_equal(&ifp->addr, addr)) { @@ -2907,11 +2904,10 @@ static int addrconf_ifdown(struct net_device *dev, int how)  	/* Step 2: clear hash table */  	for (i = 0; i < IN6_ADDR_HSIZE; i++) {  		struct hlist_head *h = &inet6_addr_lst[i]; -		struct hlist_node *n;  		spin_lock_bh(&addrconf_hash_lock);  	restart: -		hlist_for_each_entry_rcu(ifa, n, h, addr_lst) { +		hlist_for_each_entry_rcu(ifa, h, addr_lst) {  			if (ifa->idev == idev) {  				hlist_del_init_rcu(&ifa->addr_lst);  				addrconf_del_timer(ifa); @@ -3218,8 +3214,7 @@ static struct inet6_ifaddr *if6_get_first(struct seq_file *seq, loff_t pos)  	}  	for (; state->bucket < IN6_ADDR_HSIZE; ++state->bucket) { -		struct hlist_node *n; -		hlist_for_each_entry_rcu_bh(ifa, n, &inet6_addr_lst[state->bucket], +		hlist_for_each_entry_rcu_bh(ifa, &inet6_addr_lst[state->bucket],  					 addr_lst) {  			if (!net_eq(dev_net(ifa->idev->dev), net))  				continue; @@ -3244,9 +3239,8 @@ static struct inet6_ifaddr *if6_get_next(struct seq_file *seq,  {  	struct if6_iter_state *state = seq->private;  	struct net *net = seq_file_net(seq); -	struct hlist_node *n = &ifa->addr_lst; -	hlist_for_each_entry_continue_rcu_bh(ifa, n, addr_lst) { +	hlist_for_each_entry_continue_rcu_bh(ifa, addr_lst) {  		if (!net_eq(dev_net(ifa->idev->dev), net))  			continue;  		state->offset++; @@ -3255,7 +3249,7 @@ static struct inet6_ifaddr *if6_get_next(struct seq_file *seq,  	while (++state->bucket < IN6_ADDR_HSIZE) {  		state->offset = 0; -		hlist_for_each_entry_rcu_bh(ifa, n, +		hlist_for_each_entry_rcu_bh(ifa,  				     &inet6_addr_lst[state->bucket], addr_lst) {  			if (!net_eq(dev_net(ifa->idev->dev), net))  				continue; @@ -3357,11 +3351,10 @@ int ipv6_chk_home_addr(struct net *net, const struct in6_addr *addr)  {  	int ret = 0;  	struct inet6_ifaddr *ifp = NULL; -	struct hlist_node *n;  	unsigned int hash = inet6_addr_hash(addr);  	rcu_read_lock_bh(); -	hlist_for_each_entry_rcu_bh(ifp, n, &inet6_addr_lst[hash], addr_lst) { +	hlist_for_each_entry_rcu_bh(ifp, &inet6_addr_lst[hash], addr_lst) {  		if (!net_eq(dev_net(ifp->idev->dev), net))  			continue;  		if (ipv6_addr_equal(&ifp->addr, addr) && @@ -3383,7 +3376,6 @@ static void addrconf_verify(unsigned long foo)  {  	unsigned long now, next, next_sec, next_sched;  	struct inet6_ifaddr *ifp; -	struct hlist_node *node;  	int i;  	rcu_read_lock_bh(); @@ -3395,7 +3387,7 @@ static void addrconf_verify(unsigned long foo)  	for (i = 0; i < IN6_ADDR_HSIZE; i++) {  restart: -		hlist_for_each_entry_rcu_bh(ifp, node, +		hlist_for_each_entry_rcu_bh(ifp,  					 &inet6_addr_lst[i], addr_lst) {  			unsigned long age; @@ -3866,7 +3858,6 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,  	struct net_device *dev;  	struct inet6_dev *idev;  	struct hlist_head *head; -	struct hlist_node *node;  	s_h = cb->args[0];  	s_idx = idx = cb->args[1]; @@ -3876,7 +3867,7 @@ static int inet6_dump_addr(struct sk_buff *skb, struct netlink_callback *cb,  	for (h = s_h; h < NETDEV_HASHENTRIES; h++, s_idx = 0) {  		idx = 0;  		head = &net->dev_index_head[h]; -		hlist_for_each_entry_rcu(dev, node, head, index_hlist) { +		hlist_for_each_entry_rcu(dev, head, index_hlist) {  			if (idx < s_idx)  				goto cont;  			if (h > s_h || idx > s_idx) @@ -4222,7 +4213,6 @@ static int inet6_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)  	struct net_device *dev;  	struct inet6_dev *idev;  	struct hlist_head *head; -	struct hlist_node *node;  	s_h = cb->args[0];  	s_idx = cb->args[1]; @@ -4231,7 +4221,7 @@ static int inet6_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb)  	for (h = s_h; h < NETDEV_HASHENTRIES; h++, s_idx = 0) {  		idx = 0;  		head = &net->dev_index_head[h]; -		hlist_for_each_entry_rcu(dev, node, head, index_hlist) { +		hlist_for_each_entry_rcu(dev, head, index_hlist) {  			if (idx < s_idx)  				goto cont;  			idev = __in6_dev_get(dev); diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c index ff76eecfd62..aad64352cb6 100644 --- a/net/ipv6/addrlabel.c +++ b/net/ipv6/addrlabel.c @@ -173,9 +173,8 @@ static struct ip6addrlbl_entry *__ipv6_addr_label(struct net *net,  						  const struct in6_addr *addr,  						  int type, int ifindex)  { -	struct hlist_node *pos;  	struct ip6addrlbl_entry *p; -	hlist_for_each_entry_rcu(p, pos, &ip6addrlbl_table.head, list) { +	hlist_for_each_entry_rcu(p, &ip6addrlbl_table.head, list) {  		if (__ip6addrlbl_match(net, p, addr, type, ifindex))  			return p;  	} @@ -261,9 +260,9 @@ static int __ip6addrlbl_add(struct ip6addrlbl_entry *newp, int replace)  	if (hlist_empty(&ip6addrlbl_table.head)) {  		hlist_add_head_rcu(&newp->list, &ip6addrlbl_table.head);  	} else { -		struct hlist_node *pos, *n; +		struct hlist_node *n;  		struct ip6addrlbl_entry *p = NULL; -		hlist_for_each_entry_safe(p, pos, n, +		hlist_for_each_entry_safe(p, n,  					  &ip6addrlbl_table.head, list) {  			if (p->prefixlen == newp->prefixlen &&  			    net_eq(ip6addrlbl_net(p), ip6addrlbl_net(newp)) && @@ -319,13 +318,13 @@ static int __ip6addrlbl_del(struct net *net,  			    int ifindex)  {  	struct ip6addrlbl_entry *p = NULL; -	struct hlist_node *pos, *n; +	struct hlist_node *n;  	int ret = -ESRCH;  	ADDRLABEL(KERN_DEBUG "%s(prefix=%pI6, prefixlen=%d, ifindex=%d)\n",  		  __func__, prefix, prefixlen, ifindex); -	hlist_for_each_entry_safe(p, pos, n, &ip6addrlbl_table.head, list) { +	hlist_for_each_entry_safe(p, n, &ip6addrlbl_table.head, list) {  		if (p->prefixlen == prefixlen &&  		    net_eq(ip6addrlbl_net(p), net) &&  		    p->ifindex == ifindex && @@ -380,11 +379,11 @@ static int __net_init ip6addrlbl_net_init(struct net *net)  static void __net_exit ip6addrlbl_net_exit(struct net *net)  {  	struct ip6addrlbl_entry *p = NULL; -	struct hlist_node *pos, *n; +	struct hlist_node *n;  	/* Remove all labels belonging to the exiting net */  	spin_lock(&ip6addrlbl_table.lock); -	hlist_for_each_entry_safe(p, pos, n, &ip6addrlbl_table.head, list) { +	hlist_for_each_entry_safe(p, n, &ip6addrlbl_table.head, list) {  		if (net_eq(ip6addrlbl_net(p), net)) {  			hlist_del_rcu(&p->list);  			ip6addrlbl_put(p); @@ -505,12 +504,11 @@ static int ip6addrlbl_dump(struct sk_buff *skb, struct netlink_callback *cb)  {  	struct net *net = sock_net(skb->sk);  	struct ip6addrlbl_entry *p; -	struct hlist_node *pos;  	int idx = 0, s_idx = cb->args[0];  	int err;  	rcu_read_lock(); -	hlist_for_each_entry_rcu(p, pos, &ip6addrlbl_table.head, list) { +	hlist_for_each_entry_rcu(p, &ip6addrlbl_table.head, list) {  		if (idx >= s_idx &&  		    net_eq(ip6addrlbl_net(p), net)) {  			if ((err = ip6addrlbl_fill(skb, p, diff --git a/net/ipv6/inet6_connection_sock.c b/net/ipv6/inet6_connection_sock.c index b386a2ce4c6..9bfab19ff3c 100644 --- a/net/ipv6/inet6_connection_sock.c +++ b/net/ipv6/inet6_connection_sock.c @@ -31,7 +31,6 @@ int inet6_csk_bind_conflict(const struct sock *sk,  			    const struct inet_bind_bucket *tb, bool relax)  {  	const struct sock *sk2; -	const struct hlist_node *node;  	int reuse = sk->sk_reuse;  	int reuseport = sk->sk_reuseport;  	kuid_t uid = sock_i_uid((struct sock *)sk); @@ -41,7 +40,7 @@ int inet6_csk_bind_conflict(const struct sock *sk,  	 * See comment in inet_csk_bind_conflict about sock lookup  	 * vs net namespaces issues.  	 */ -	sk_for_each_bound(sk2, node, &tb->owners) { +	sk_for_each_bound(sk2, &tb->owners) {  		if (sk != sk2 &&  		    (!sk->sk_bound_dev_if ||  		     !sk2->sk_bound_dev_if || @@ -58,7 +57,7 @@ int inet6_csk_bind_conflict(const struct sock *sk,  		}  	} -	return node != NULL; +	return sk2 != NULL;  }  EXPORT_SYMBOL_GPL(inet6_csk_bind_conflict); diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index 710cafd2e1a..192dd1a0e18 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -224,7 +224,6 @@ struct fib6_table *fib6_get_table(struct net *net, u32 id)  {  	struct fib6_table *tb;  	struct hlist_head *head; -	struct hlist_node *node;  	unsigned int h;  	if (id == 0) @@ -232,7 +231,7 @@ struct fib6_table *fib6_get_table(struct net *net, u32 id)  	h = id & (FIB6_TABLE_HASHSZ - 1);  	rcu_read_lock();  	head = &net->ipv6.fib_table_hash[h]; -	hlist_for_each_entry_rcu(tb, node, head, tb6_hlist) { +	hlist_for_each_entry_rcu(tb, head, tb6_hlist) {  		if (tb->tb6_id == id) {  			rcu_read_unlock();  			return tb; @@ -363,7 +362,6 @@ static int inet6_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)  	struct rt6_rtnl_dump_arg arg;  	struct fib6_walker_t *w;  	struct fib6_table *tb; -	struct hlist_node *node;  	struct hlist_head *head;  	int res = 0; @@ -398,7 +396,7 @@ static int inet6_dump_fib(struct sk_buff *skb, struct netlink_callback *cb)  	for (h = s_h; h < FIB6_TABLE_HASHSZ; h++, s_e = 0) {  		e = 0;  		head = &net->ipv6.fib_table_hash[h]; -		hlist_for_each_entry_rcu(tb, node, head, tb6_hlist) { +		hlist_for_each_entry_rcu(tb, head, tb6_hlist) {  			if (e < s_e)  				goto next;  			res = fib6_dump_table(tb, skb, cb); @@ -1520,14 +1518,13 @@ void fib6_clean_all_ro(struct net *net, int (*func)(struct rt6_info *, void *arg  		    int prune, void *arg)  {  	struct fib6_table *table; -	struct hlist_node *node;  	struct hlist_head *head;  	unsigned int h;  	rcu_read_lock();  	for (h = 0; h < FIB6_TABLE_HASHSZ; h++) {  		head = &net->ipv6.fib_table_hash[h]; -		hlist_for_each_entry_rcu(table, node, head, tb6_hlist) { +		hlist_for_each_entry_rcu(table, head, tb6_hlist) {  			read_lock_bh(&table->tb6_lock);  			fib6_clean_tree(net, &table->tb6_root,  					func, prune, arg); @@ -1540,14 +1537,13 @@ void fib6_clean_all(struct net *net, int (*func)(struct rt6_info *, void *arg),  		    int prune, void *arg)  {  	struct fib6_table *table; -	struct hlist_node *node;  	struct hlist_head *head;  	unsigned int h;  	rcu_read_lock();  	for (h = 0; h < FIB6_TABLE_HASHSZ; h++) {  		head = &net->ipv6.fib_table_hash[h]; -		hlist_for_each_entry_rcu(table, node, head, tb6_hlist) { +		hlist_for_each_entry_rcu(table, head, tb6_hlist) {  			write_lock_bh(&table->tb6_lock);  			fib6_clean_tree(net, &table->tb6_root,  					func, prune, arg); diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index c65907db8c4..330b5e7b7df 100644 --- a/net/ipv6/raw.c +++ b/net/ipv6/raw.c @@ -71,10 +71,9 @@ static struct sock *__raw_v6_lookup(struct net *net, struct sock *sk,  		unsigned short num, const struct in6_addr *loc_addr,  		const struct in6_addr *rmt_addr, int dif)  { -	struct hlist_node *node;  	bool is_multicast = ipv6_addr_is_multicast(loc_addr); -	sk_for_each_from(sk, node) +	sk_for_each_from(sk)  		if (inet_sk(sk)->inet_num == num) {  			struct ipv6_pinfo *np = inet6_sk(sk); diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c index 6cc48012b73..de2bcfaaf75 100644 --- a/net/ipv6/xfrm6_tunnel.c +++ b/net/ipv6/xfrm6_tunnel.c @@ -89,9 +89,8 @@ static struct xfrm6_tunnel_spi *__xfrm6_tunnel_spi_lookup(struct net *net, const  {  	struct xfrm6_tunnel_net *xfrm6_tn = xfrm6_tunnel_pernet(net);  	struct xfrm6_tunnel_spi *x6spi; -	struct hlist_node *pos; -	hlist_for_each_entry_rcu(x6spi, pos, +	hlist_for_each_entry_rcu(x6spi,  			     &xfrm6_tn->spi_byaddr[xfrm6_tunnel_spi_hash_byaddr(saddr)],  			     list_byaddr) {  		if (xfrm6_addr_equal(&x6spi->addr, saddr)) @@ -120,9 +119,8 @@ static int __xfrm6_tunnel_spi_check(struct net *net, u32 spi)  	struct xfrm6_tunnel_net *xfrm6_tn = xfrm6_tunnel_pernet(net);  	struct xfrm6_tunnel_spi *x6spi;  	int index = xfrm6_tunnel_spi_hash_byspi(spi); -	struct hlist_node *pos; -	hlist_for_each_entry(x6spi, pos, +	hlist_for_each_entry(x6spi,  			     &xfrm6_tn->spi_byspi[index],  			     list_byspi) {  		if (x6spi->spi == spi) @@ -203,11 +201,11 @@ static void xfrm6_tunnel_free_spi(struct net *net, xfrm_address_t *saddr)  {  	struct xfrm6_tunnel_net *xfrm6_tn = xfrm6_tunnel_pernet(net);  	struct xfrm6_tunnel_spi *x6spi; -	struct hlist_node *pos, *n; +	struct hlist_node *n;  	spin_lock_bh(&xfrm6_tunnel_spi_lock); -	hlist_for_each_entry_safe(x6spi, pos, n, +	hlist_for_each_entry_safe(x6spi, n,  				  &xfrm6_tn->spi_byaddr[xfrm6_tunnel_spi_hash_byaddr(saddr)],  				  list_byaddr)  	{ diff --git a/net/ipx/af_ipx.c b/net/ipx/af_ipx.c index dfd6faaf0ea..f547a47d381 100644 --- a/net/ipx/af_ipx.c +++ b/net/ipx/af_ipx.c @@ -228,9 +228,8 @@ static struct sock *__ipxitf_find_socket(struct ipx_interface *intrfc,  					 __be16 port)  {  	struct sock *s; -	struct hlist_node *node; -	sk_for_each(s, node, &intrfc->if_sklist) +	sk_for_each(s, &intrfc->if_sklist)  		if (ipx_sk(s)->port == port)  			goto found;  	s = NULL; @@ -259,12 +258,11 @@ static struct sock *ipxitf_find_internal_socket(struct ipx_interface *intrfc,  						__be16 port)  {  	struct sock *s; -	struct hlist_node *node;  	ipxitf_hold(intrfc);  	spin_lock_bh(&intrfc->if_sklist_lock); -	sk_for_each(s, node, &intrfc->if_sklist) { +	sk_for_each(s, &intrfc->if_sklist) {  		struct ipx_sock *ipxs = ipx_sk(s);  		if (ipxs->port == port && @@ -282,14 +280,14 @@ found:  static void __ipxitf_down(struct ipx_interface *intrfc)  {  	struct sock *s; -	struct hlist_node *node, *t; +	struct hlist_node *t;  	/* Delete all routes associated with this interface */  	ipxrtr_del_routes(intrfc);  	spin_lock_bh(&intrfc->if_sklist_lock);  	/* error sockets */ -	sk_for_each_safe(s, node, t, &intrfc->if_sklist) { +	sk_for_each_safe(s, t, &intrfc->if_sklist) {  		struct ipx_sock *ipxs = ipx_sk(s);  		s->sk_err = ENOLINK; @@ -385,12 +383,11 @@ static int ipxitf_demux_socket(struct ipx_interface *intrfc,  	int is_broadcast = !memcmp(ipx->ipx_dest.node, ipx_broadcast_node,  				   IPX_NODE_LEN);  	struct sock *s; -	struct hlist_node *node;  	int rc;  	spin_lock_bh(&intrfc->if_sklist_lock); -	sk_for_each(s, node, &intrfc->if_sklist) { +	sk_for_each(s, &intrfc->if_sklist) {  		struct ipx_sock *ipxs = ipx_sk(s);  		if (ipxs->port == ipx->ipx_dest.sock && @@ -446,12 +443,11 @@ static struct sock *ncp_connection_hack(struct ipx_interface *intrfc,  		connection = (((int) *(ncphdr + 9)) << 8) | (int) *(ncphdr + 8);  	if (connection) { -		struct hlist_node *node;  		/* Now we have to look for a special NCP connection handling  		 * socket. Only these sockets have ipx_ncp_conn != 0, set by  		 * SIOCIPXNCPCONN. */  		spin_lock_bh(&intrfc->if_sklist_lock); -		sk_for_each(sk, node, &intrfc->if_sklist) +		sk_for_each(sk, &intrfc->if_sklist)  			if (ipx_sk(sk)->ipx_ncp_conn == connection) {  				sock_hold(sk);  				goto found; diff --git a/net/ipx/ipx_proc.c b/net/ipx/ipx_proc.c index 02ff7f2f60d..65e8833a251 100644 --- a/net/ipx/ipx_proc.c +++ b/net/ipx/ipx_proc.c @@ -103,19 +103,18 @@ out:  static __inline__ struct sock *ipx_get_socket_idx(loff_t pos)  {  	struct sock *s = NULL; -	struct hlist_node *node;  	struct ipx_interface *i;  	list_for_each_entry(i, &ipx_interfaces, node) {  		spin_lock_bh(&i->if_sklist_lock); -		sk_for_each(s, node, &i->if_sklist) { +		sk_for_each(s, &i->if_sklist) {  			if (!pos)  				break;  			--pos;  		}  		spin_unlock_bh(&i->if_sklist_lock);  		if (!pos) { -			if (node) +			if (s)  				goto found;  			break;  		} diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c index cd6f7a991d8..a7d11ffe428 100644 --- a/net/iucv/af_iucv.c +++ b/net/iucv/af_iucv.c @@ -156,14 +156,13 @@ static int afiucv_pm_freeze(struct device *dev)  {  	struct iucv_sock *iucv;  	struct sock *sk; -	struct hlist_node *node;  	int err = 0;  #ifdef CONFIG_PM_DEBUG  	printk(KERN_WARNING "afiucv_pm_freeze\n");  #endif  	read_lock(&iucv_sk_list.lock); -	sk_for_each(sk, node, &iucv_sk_list.head) { +	sk_for_each(sk, &iucv_sk_list.head) {  		iucv = iucv_sk(sk);  		switch (sk->sk_state) {  		case IUCV_DISCONN: @@ -194,13 +193,12 @@ static int afiucv_pm_freeze(struct device *dev)  static int afiucv_pm_restore_thaw(struct device *dev)  {  	struct sock *sk; -	struct hlist_node *node;  #ifdef CONFIG_PM_DEBUG  	printk(KERN_WARNING "afiucv_pm_restore_thaw\n");  #endif  	read_lock(&iucv_sk_list.lock); -	sk_for_each(sk, node, &iucv_sk_list.head) { +	sk_for_each(sk, &iucv_sk_list.head) {  		switch (sk->sk_state) {  		case IUCV_CONNECTED:  			sk->sk_err = EPIPE; @@ -390,9 +388,8 @@ static int afiucv_hs_send(struct iucv_message *imsg, struct sock *sock,  static struct sock *__iucv_get_sock_by_name(char *nm)  {  	struct sock *sk; -	struct hlist_node *node; -	sk_for_each(sk, node, &iucv_sk_list.head) +	sk_for_each(sk, &iucv_sk_list.head)  		if (!memcmp(&iucv_sk(sk)->src_name, nm, 8))  			return sk; @@ -1678,7 +1675,6 @@ static int iucv_callback_connreq(struct iucv_path *path,  	unsigned char user_data[16];  	unsigned char nuser_data[16];  	unsigned char src_name[8]; -	struct hlist_node *node;  	struct sock *sk, *nsk;  	struct iucv_sock *iucv, *niucv;  	int err; @@ -1689,7 +1685,7 @@ static int iucv_callback_connreq(struct iucv_path *path,  	read_lock(&iucv_sk_list.lock);  	iucv = NULL;  	sk = NULL; -	sk_for_each(sk, node, &iucv_sk_list.head) +	sk_for_each(sk, &iucv_sk_list.head)  		if (sk->sk_state == IUCV_LISTEN &&  		    !memcmp(&iucv_sk(sk)->src_name, src_name, 8)) {  			/* @@ -2115,7 +2111,6 @@ static int afiucv_hs_callback_rx(struct sock *sk, struct sk_buff *skb)  static int afiucv_hs_rcv(struct sk_buff *skb, struct net_device *dev,  	struct packet_type *pt, struct net_device *orig_dev)  { -	struct hlist_node *node;  	struct sock *sk;  	struct iucv_sock *iucv;  	struct af_iucv_trans_hdr *trans_hdr; @@ -2132,7 +2127,7 @@ static int afiucv_hs_rcv(struct sk_buff *skb, struct net_device *dev,  	iucv = NULL;  	sk = NULL;  	read_lock(&iucv_sk_list.lock); -	sk_for_each(sk, node, &iucv_sk_list.head) { +	sk_for_each(sk, &iucv_sk_list.head) {  		if (trans_hdr->flags == AF_IUCV_FLAG_SYN) {  			if ((!memcmp(&iucv_sk(sk)->src_name,  				     trans_hdr->destAppName, 8)) && @@ -2225,10 +2220,9 @@ static void afiucv_hs_callback_txnotify(struct sk_buff *skb,  	struct sk_buff *list_skb;  	struct sk_buff *nskb;  	unsigned long flags; -	struct hlist_node *node;  	read_lock_irqsave(&iucv_sk_list.lock, flags); -	sk_for_each(sk, node, &iucv_sk_list.head) +	sk_for_each(sk, &iucv_sk_list.head)  		if (sk == isk) {  			iucv = iucv_sk(sk);  			break; @@ -2299,14 +2293,13 @@ static int afiucv_netdev_event(struct notifier_block *this,  			       unsigned long event, void *ptr)  {  	struct net_device *event_dev = (struct net_device *)ptr; -	struct hlist_node *node;  	struct sock *sk;  	struct iucv_sock *iucv;  	switch (event) {  	case NETDEV_REBOOT:  	case NETDEV_GOING_DOWN: -		sk_for_each(sk, node, &iucv_sk_list.head) { +		sk_for_each(sk, &iucv_sk_list.head) {  			iucv = iucv_sk(sk);  			if ((iucv->hs_dev == event_dev) &&  			    (sk->sk_state == IUCV_CONNECTED)) { diff --git a/net/key/af_key.c b/net/key/af_key.c index 9ef79851f29..556fdafdd1e 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -225,7 +225,6 @@ static int pfkey_broadcast(struct sk_buff *skb, gfp_t allocation,  {  	struct netns_pfkey *net_pfkey = net_generic(net, pfkey_net_id);  	struct sock *sk; -	struct hlist_node *node;  	struct sk_buff *skb2 = NULL;  	int err = -ESRCH; @@ -236,7 +235,7 @@ static int pfkey_broadcast(struct sk_buff *skb, gfp_t allocation,  		return -ENOMEM;  	rcu_read_lock(); -	sk_for_each_rcu(sk, node, &net_pfkey->table) { +	sk_for_each_rcu(sk, &net_pfkey->table) {  		struct pfkey_sock *pfk = pfkey_sk(sk);  		int err2; diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c index dcfd64e83ab..d36875f3427 100644 --- a/net/l2tp/l2tp_core.c +++ b/net/l2tp/l2tp_core.c @@ -221,10 +221,9 @@ static struct l2tp_session *l2tp_session_find_2(struct net *net, u32 session_id)  	struct hlist_head *session_list =  		l2tp_session_id_hash_2(pn, session_id);  	struct l2tp_session *session; -	struct hlist_node *walk;  	rcu_read_lock_bh(); -	hlist_for_each_entry_rcu(session, walk, session_list, global_hlist) { +	hlist_for_each_entry_rcu(session, session_list, global_hlist) {  		if (session->session_id == session_id) {  			rcu_read_unlock_bh();  			return session; @@ -253,7 +252,6 @@ struct l2tp_session *l2tp_session_find(struct net *net, struct l2tp_tunnel *tunn  {  	struct hlist_head *session_list;  	struct l2tp_session *session; -	struct hlist_node *walk;  	/* In L2TPv3, session_ids are unique over all tunnels and we  	 * sometimes need to look them up before we know the @@ -264,7 +262,7 @@ struct l2tp_session *l2tp_session_find(struct net *net, struct l2tp_tunnel *tunn  	session_list = l2tp_session_id_hash(tunnel, session_id);  	read_lock_bh(&tunnel->hlist_lock); -	hlist_for_each_entry(session, walk, session_list, hlist) { +	hlist_for_each_entry(session, session_list, hlist) {  		if (session->session_id == session_id) {  			read_unlock_bh(&tunnel->hlist_lock);  			return session; @@ -279,13 +277,12 @@ EXPORT_SYMBOL_GPL(l2tp_session_find);  struct l2tp_session *l2tp_session_find_nth(struct l2tp_tunnel *tunnel, int nth)  {  	int hash; -	struct hlist_node *walk;  	struct l2tp_session *session;  	int count = 0;  	read_lock_bh(&tunnel->hlist_lock);  	for (hash = 0; hash < L2TP_HASH_SIZE; hash++) { -		hlist_for_each_entry(session, walk, &tunnel->session_hlist[hash], hlist) { +		hlist_for_each_entry(session, &tunnel->session_hlist[hash], hlist) {  			if (++count > nth) {  				read_unlock_bh(&tunnel->hlist_lock);  				return session; @@ -306,12 +303,11 @@ struct l2tp_session *l2tp_session_find_by_ifname(struct net *net, char *ifname)  {  	struct l2tp_net *pn = l2tp_pernet(net);  	int hash; -	struct hlist_node *walk;  	struct l2tp_session *session;  	rcu_read_lock_bh();  	for (hash = 0; hash < L2TP_HASH_SIZE_2; hash++) { -		hlist_for_each_entry_rcu(session, walk, &pn->l2tp_session_hlist[hash], global_hlist) { +		hlist_for_each_entry_rcu(session, &pn->l2tp_session_hlist[hash], global_hlist) {  			if (!strcmp(session->ifname, ifname)) {  				rcu_read_unlock_bh();  				return session; diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c index f7ac8f42fee..7f41b705126 100644 --- a/net/l2tp/l2tp_ip.c +++ b/net/l2tp/l2tp_ip.c @@ -49,10 +49,9 @@ static inline struct l2tp_ip_sock *l2tp_ip_sk(const struct sock *sk)  static struct sock *__l2tp_ip_bind_lookup(struct net *net, __be32 laddr, int dif, u32 tunnel_id)  { -	struct hlist_node *node;  	struct sock *sk; -	sk_for_each_bound(sk, node, &l2tp_ip_bind_table) { +	sk_for_each_bound(sk, &l2tp_ip_bind_table) {  		struct inet_sock *inet = inet_sk(sk);  		struct l2tp_ip_sock *l2tp = l2tp_ip_sk(sk); diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c index 8ee4a86ae99..41f2f8126eb 100644 --- a/net/l2tp/l2tp_ip6.c +++ b/net/l2tp/l2tp_ip6.c @@ -60,10 +60,9 @@ static struct sock *__l2tp_ip6_bind_lookup(struct net *net,  					   struct in6_addr *laddr,  					   int dif, u32 tunnel_id)  { -	struct hlist_node *node;  	struct sock *sk; -	sk_for_each_bound(sk, node, &l2tp_ip6_bind_table) { +	sk_for_each_bound(sk, &l2tp_ip6_bind_table) {  		struct in6_addr *addr = inet6_rcv_saddr(sk);  		struct l2tp_ip6_sock *l2tp = l2tp_ip6_sk(sk); diff --git a/net/llc/llc_sap.c b/net/llc/llc_sap.c index 7c5073badc7..78be45cda5c 100644 --- a/net/llc/llc_sap.c +++ b/net/llc/llc_sap.c @@ -393,12 +393,11 @@ static void llc_sap_mcast(struct llc_sap *sap,  {  	int i = 0, count = 256 / sizeof(struct sock *);  	struct sock *sk, *stack[count]; -	struct hlist_node *node;  	struct llc_sock *llc;  	struct hlist_head *dev_hb = llc_sk_dev_hash(sap, skb->dev->ifindex);  	spin_lock_bh(&sap->sk_lock); -	hlist_for_each_entry(llc, node, dev_hb, dev_hash_node) { +	hlist_for_each_entry(llc, dev_hb, dev_hash_node) {  		sk = &llc->sk; diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c index 6b3c4e119c6..dc7c8df40c2 100644 --- a/net/mac80211/mesh_pathtbl.c +++ b/net/mac80211/mesh_pathtbl.c @@ -72,9 +72,9 @@ static inline struct mesh_table *resize_dereference_mpp_paths(void)   * it's used twice. So it is illegal to do   *	for_each_mesh_entry(rcu_dereference(...), ...)   */ -#define for_each_mesh_entry(tbl, p, node, i) \ +#define for_each_mesh_entry(tbl, node, i) \  	for (i = 0; i <= tbl->hash_mask; i++) \ -		hlist_for_each_entry_rcu(node, p, &tbl->hash_buckets[i], list) +		hlist_for_each_entry_rcu(node, &tbl->hash_buckets[i], list)  static struct mesh_table *mesh_table_alloc(int size_order) @@ -139,7 +139,7 @@ static void mesh_table_free(struct mesh_table *tbl, bool free_leafs)  	}  	if (free_leafs) {  		spin_lock_bh(&tbl->gates_lock); -		hlist_for_each_entry_safe(gate, p, q, +		hlist_for_each_entry_safe(gate, q,  					 tbl->known_gates, list) {  			hlist_del(&gate->list);  			kfree(gate); @@ -333,12 +333,11 @@ static struct mesh_path *mpath_lookup(struct mesh_table *tbl, const u8 *dst,  				      struct ieee80211_sub_if_data *sdata)  {  	struct mesh_path *mpath; -	struct hlist_node *n;  	struct hlist_head *bucket;  	struct mpath_node *node;  	bucket = &tbl->hash_buckets[mesh_table_hash(dst, sdata, tbl)]; -	hlist_for_each_entry_rcu(node, n, bucket, list) { +	hlist_for_each_entry_rcu(node, bucket, list) {  		mpath = node->mpath;  		if (mpath->sdata == sdata &&  		    ether_addr_equal(dst, mpath->dst)) { @@ -389,11 +388,10 @@ mesh_path_lookup_by_idx(struct ieee80211_sub_if_data *sdata, int idx)  {  	struct mesh_table *tbl = rcu_dereference(mesh_paths);  	struct mpath_node *node; -	struct hlist_node *p;  	int i;  	int j = 0; -	for_each_mesh_entry(tbl, p, node, i) { +	for_each_mesh_entry(tbl, node, i) {  		if (sdata && node->mpath->sdata != sdata)  			continue;  		if (j++ == idx) { @@ -417,13 +415,12 @@ int mesh_path_add_gate(struct mesh_path *mpath)  {  	struct mesh_table *tbl;  	struct mpath_node *gate, *new_gate; -	struct hlist_node *n;  	int err;  	rcu_read_lock();  	tbl = rcu_dereference(mesh_paths); -	hlist_for_each_entry_rcu(gate, n, tbl->known_gates, list) +	hlist_for_each_entry_rcu(gate, tbl->known_gates, list)  		if (gate->mpath == mpath) {  			err = -EEXIST;  			goto err_rcu; @@ -460,9 +457,9 @@ err_rcu:  static void mesh_gate_del(struct mesh_table *tbl, struct mesh_path *mpath)  {  	struct mpath_node *gate; -	struct hlist_node *p, *q; +	struct hlist_node *q; -	hlist_for_each_entry_safe(gate, p, q, tbl->known_gates, list) { +	hlist_for_each_entry_safe(gate, q, tbl->known_gates, list) {  		if (gate->mpath != mpath)  			continue;  		spin_lock_bh(&tbl->gates_lock); @@ -504,7 +501,6 @@ int mesh_path_add(struct ieee80211_sub_if_data *sdata, const u8 *dst)  	struct mesh_path *mpath, *new_mpath;  	struct mpath_node *node, *new_node;  	struct hlist_head *bucket; -	struct hlist_node *n;  	int grow = 0;  	int err = 0;  	u32 hash_idx; @@ -550,7 +546,7 @@ int mesh_path_add(struct ieee80211_sub_if_data *sdata, const u8 *dst)  	spin_lock(&tbl->hashwlock[hash_idx]);  	err = -EEXIST; -	hlist_for_each_entry(node, n, bucket, list) { +	hlist_for_each_entry(node, bucket, list) {  		mpath = node->mpath;  		if (mpath->sdata == sdata &&  		    ether_addr_equal(dst, mpath->dst)) @@ -640,7 +636,6 @@ int mpp_path_add(struct ieee80211_sub_if_data *sdata,  	struct mesh_path *mpath, *new_mpath;  	struct mpath_node *node, *new_node;  	struct hlist_head *bucket; -	struct hlist_node *n;  	int grow = 0;  	int err = 0;  	u32 hash_idx; @@ -680,7 +675,7 @@ int mpp_path_add(struct ieee80211_sub_if_data *sdata,  	spin_lock(&tbl->hashwlock[hash_idx]);  	err = -EEXIST; -	hlist_for_each_entry(node, n, bucket, list) { +	hlist_for_each_entry(node, bucket, list) {  		mpath = node->mpath;  		if (mpath->sdata == sdata &&  		    ether_addr_equal(dst, mpath->dst)) @@ -725,14 +720,13 @@ void mesh_plink_broken(struct sta_info *sta)  	static const u8 bcast[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};  	struct mesh_path *mpath;  	struct mpath_node *node; -	struct hlist_node *p;  	struct ieee80211_sub_if_data *sdata = sta->sdata;  	int i;  	__le16 reason = cpu_to_le16(WLAN_REASON_MESH_PATH_DEST_UNREACHABLE);  	rcu_read_lock();  	tbl = rcu_dereference(mesh_paths); -	for_each_mesh_entry(tbl, p, node, i) { +	for_each_mesh_entry(tbl, node, i) {  		mpath = node->mpath;  		if (rcu_dereference(mpath->next_hop) == sta &&  		    mpath->flags & MESH_PATH_ACTIVE && @@ -792,13 +786,12 @@ void mesh_path_flush_by_nexthop(struct sta_info *sta)  	struct mesh_table *tbl;  	struct mesh_path *mpath;  	struct mpath_node *node; -	struct hlist_node *p;  	int i;  	rcu_read_lock();  	read_lock_bh(&pathtbl_resize_lock);  	tbl = resize_dereference_mesh_paths(); -	for_each_mesh_entry(tbl, p, node, i) { +	for_each_mesh_entry(tbl, node, i) {  		mpath = node->mpath;  		if (rcu_dereference(mpath->next_hop) == sta) {  			spin_lock(&tbl->hashwlock[i]); @@ -815,11 +808,10 @@ static void table_flush_by_iface(struct mesh_table *tbl,  {  	struct mesh_path *mpath;  	struct mpath_node *node; -	struct hlist_node *p;  	int i;  	WARN_ON(!rcu_read_lock_held()); -	for_each_mesh_entry(tbl, p, node, i) { +	for_each_mesh_entry(tbl, node, i) {  		mpath = node->mpath;  		if (mpath->sdata != sdata)  			continue; @@ -865,7 +857,6 @@ int mesh_path_del(struct ieee80211_sub_if_data *sdata, const u8 *addr)  	struct mesh_path *mpath;  	struct mpath_node *node;  	struct hlist_head *bucket; -	struct hlist_node *n;  	int hash_idx;  	int err = 0; @@ -875,7 +866,7 @@ int mesh_path_del(struct ieee80211_sub_if_data *sdata, const u8 *addr)  	bucket = &tbl->hash_buckets[hash_idx];  	spin_lock(&tbl->hashwlock[hash_idx]); -	hlist_for_each_entry(node, n, bucket, list) { +	hlist_for_each_entry(node, bucket, list) {  		mpath = node->mpath;  		if (mpath->sdata == sdata &&  		    ether_addr_equal(addr, mpath->dst)) { @@ -920,7 +911,6 @@ void mesh_path_tx_pending(struct mesh_path *mpath)  int mesh_path_send_to_gates(struct mesh_path *mpath)  {  	struct ieee80211_sub_if_data *sdata = mpath->sdata; -	struct hlist_node *n;  	struct mesh_table *tbl;  	struct mesh_path *from_mpath = mpath;  	struct mpath_node *gate = NULL; @@ -935,7 +925,7 @@ int mesh_path_send_to_gates(struct mesh_path *mpath)  	if (!known_gates)  		return -EHOSTUNREACH; -	hlist_for_each_entry_rcu(gate, n, known_gates, list) { +	hlist_for_each_entry_rcu(gate, known_gates, list) {  		if (gate->mpath->sdata != sdata)  			continue; @@ -951,7 +941,7 @@ int mesh_path_send_to_gates(struct mesh_path *mpath)  		}  	} -	hlist_for_each_entry_rcu(gate, n, known_gates, list) +	hlist_for_each_entry_rcu(gate, known_gates, list)  		if (gate->mpath->sdata == sdata) {  			mpath_dbg(sdata, "Sending to %pM\n", gate->mpath->dst);  			mesh_path_tx_pending(gate->mpath); @@ -1096,12 +1086,11 @@ void mesh_path_expire(struct ieee80211_sub_if_data *sdata)  	struct mesh_table *tbl;  	struct mesh_path *mpath;  	struct mpath_node *node; -	struct hlist_node *p;  	int i;  	rcu_read_lock();  	tbl = rcu_dereference(mesh_paths); -	for_each_mesh_entry(tbl, p, node, i) { +	for_each_mesh_entry(tbl, node, i) {  		if (node->mpath->sdata != sdata)  			continue;  		mpath = node->mpath; diff --git a/net/netfilter/ipvs/ip_vs_conn.c b/net/netfilter/ipvs/ip_vs_conn.c index 9f00db7e03f..704e514e02a 100644 --- a/net/netfilter/ipvs/ip_vs_conn.c +++ b/net/netfilter/ipvs/ip_vs_conn.c @@ -259,13 +259,12 @@ __ip_vs_conn_in_get(const struct ip_vs_conn_param *p)  {  	unsigned int hash;  	struct ip_vs_conn *cp; -	struct hlist_node *n;  	hash = ip_vs_conn_hashkey_param(p, false);  	ct_read_lock(hash); -	hlist_for_each_entry(cp, n, &ip_vs_conn_tab[hash], c_list) { +	hlist_for_each_entry(cp, &ip_vs_conn_tab[hash], c_list) {  		if (cp->af == p->af &&  		    p->cport == cp->cport && p->vport == cp->vport &&  		    ip_vs_addr_equal(p->af, p->caddr, &cp->caddr) && @@ -344,13 +343,12 @@ struct ip_vs_conn *ip_vs_ct_in_get(const struct ip_vs_conn_param *p)  {  	unsigned int hash;  	struct ip_vs_conn *cp; -	struct hlist_node *n;  	hash = ip_vs_conn_hashkey_param(p, false);  	ct_read_lock(hash); -	hlist_for_each_entry(cp, n, &ip_vs_conn_tab[hash], c_list) { +	hlist_for_each_entry(cp, &ip_vs_conn_tab[hash], c_list) {  		if (!ip_vs_conn_net_eq(cp, p->net))  			continue;  		if (p->pe_data && p->pe->ct_match) { @@ -394,7 +392,6 @@ struct ip_vs_conn *ip_vs_conn_out_get(const struct ip_vs_conn_param *p)  {  	unsigned int hash;  	struct ip_vs_conn *cp, *ret=NULL; -	struct hlist_node *n;  	/*  	 *	Check for "full" addressed entries @@ -403,7 +400,7 @@ struct ip_vs_conn *ip_vs_conn_out_get(const struct ip_vs_conn_param *p)  	ct_read_lock(hash); -	hlist_for_each_entry(cp, n, &ip_vs_conn_tab[hash], c_list) { +	hlist_for_each_entry(cp, &ip_vs_conn_tab[hash], c_list) {  		if (cp->af == p->af &&  		    p->vport == cp->cport && p->cport == cp->dport &&  		    ip_vs_addr_equal(p->af, p->vaddr, &cp->caddr) && @@ -953,11 +950,10 @@ static void *ip_vs_conn_array(struct seq_file *seq, loff_t pos)  	int idx;  	struct ip_vs_conn *cp;  	struct ip_vs_iter_state *iter = seq->private; -	struct hlist_node *n;  	for (idx = 0; idx < ip_vs_conn_tab_size; idx++) {  		ct_read_lock_bh(idx); -		hlist_for_each_entry(cp, n, &ip_vs_conn_tab[idx], c_list) { +		hlist_for_each_entry(cp, &ip_vs_conn_tab[idx], c_list) {  			if (pos-- == 0) {  				iter->l = &ip_vs_conn_tab[idx];  				return cp; @@ -981,7 +977,6 @@ static void *ip_vs_conn_seq_next(struct seq_file *seq, void *v, loff_t *pos)  {  	struct ip_vs_conn *cp = v;  	struct ip_vs_iter_state *iter = seq->private; -	struct hlist_node *e;  	struct hlist_head *l = iter->l;  	int idx; @@ -990,15 +985,15 @@ static void *ip_vs_conn_seq_next(struct seq_file *seq, void *v, loff_t *pos)  		return ip_vs_conn_array(seq, 0);  	/* more on same hash chain? */ -	if ((e = cp->c_list.next)) -		return hlist_entry(e, struct ip_vs_conn, c_list); +	if (cp->c_list.next) +		return hlist_entry(cp->c_list.next, struct ip_vs_conn, c_list);  	idx = l - ip_vs_conn_tab;  	ct_read_unlock_bh(idx);  	while (++idx < ip_vs_conn_tab_size) {  		ct_read_lock_bh(idx); -		hlist_for_each_entry(cp, e, &ip_vs_conn_tab[idx], c_list) { +		hlist_for_each_entry(cp, &ip_vs_conn_tab[idx], c_list) {  			iter->l = &ip_vs_conn_tab[idx];  			return cp;  		} @@ -1200,14 +1195,13 @@ void ip_vs_random_dropentry(struct net *net)  	 */  	for (idx = 0; idx < (ip_vs_conn_tab_size>>5); idx++) {  		unsigned int hash = net_random() & ip_vs_conn_tab_mask; -		struct hlist_node *n;  		/*  		 *  Lock is actually needed in this loop.  		 */  		ct_write_lock_bh(hash); -		hlist_for_each_entry(cp, n, &ip_vs_conn_tab[hash], c_list) { +		hlist_for_each_entry(cp, &ip_vs_conn_tab[hash], c_list) {  			if (cp->flags & IP_VS_CONN_F_TEMPLATE)  				/* connection template */  				continue; @@ -1255,14 +1249,12 @@ static void ip_vs_conn_flush(struct net *net)  flush_again:  	for (idx = 0; idx < ip_vs_conn_tab_size; idx++) { -		struct hlist_node *n; -  		/*  		 *  Lock is actually needed in this loop.  		 */  		ct_write_lock_bh(idx); -		hlist_for_each_entry(cp, n, &ip_vs_conn_tab[idx], c_list) { +		hlist_for_each_entry(cp, &ip_vs_conn_tab[idx], c_list) {  			if (!ip_vs_conn_net_eq(cp, net))  				continue;  			IP_VS_DBG(4, "del connection\n"); diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c index 3921e5bc123..8c10e3db3d9 100644 --- a/net/netfilter/nf_conntrack_expect.c +++ b/net/netfilter/nf_conntrack_expect.c @@ -90,14 +90,13 @@ __nf_ct_expect_find(struct net *net, u16 zone,  		    const struct nf_conntrack_tuple *tuple)  {  	struct nf_conntrack_expect *i; -	struct hlist_node *n;  	unsigned int h;  	if (!net->ct.expect_count)  		return NULL;  	h = nf_ct_expect_dst_hash(tuple); -	hlist_for_each_entry_rcu(i, n, &net->ct.expect_hash[h], hnode) { +	hlist_for_each_entry_rcu(i, &net->ct.expect_hash[h], hnode) {  		if (nf_ct_tuple_mask_cmp(tuple, &i->tuple, &i->mask) &&  		    nf_ct_zone(i->master) == zone)  			return i; @@ -130,14 +129,13 @@ nf_ct_find_expectation(struct net *net, u16 zone,  		       const struct nf_conntrack_tuple *tuple)  {  	struct nf_conntrack_expect *i, *exp = NULL; -	struct hlist_node *n;  	unsigned int h;  	if (!net->ct.expect_count)  		return NULL;  	h = nf_ct_expect_dst_hash(tuple); -	hlist_for_each_entry(i, n, &net->ct.expect_hash[h], hnode) { +	hlist_for_each_entry(i, &net->ct.expect_hash[h], hnode) {  		if (!(i->flags & NF_CT_EXPECT_INACTIVE) &&  		    nf_ct_tuple_mask_cmp(tuple, &i->tuple, &i->mask) &&  		    nf_ct_zone(i->master) == zone) { @@ -172,13 +170,13 @@ void nf_ct_remove_expectations(struct nf_conn *ct)  {  	struct nf_conn_help *help = nfct_help(ct);  	struct nf_conntrack_expect *exp; -	struct hlist_node *n, *next; +	struct hlist_node *next;  	/* Optimization: most connection never expect any others. */  	if (!help)  		return; -	hlist_for_each_entry_safe(exp, n, next, &help->expectations, lnode) { +	hlist_for_each_entry_safe(exp, next, &help->expectations, lnode) {  		if (del_timer(&exp->timeout)) {  			nf_ct_unlink_expect(exp);  			nf_ct_expect_put(exp); @@ -348,9 +346,8 @@ static void evict_oldest_expect(struct nf_conn *master,  {  	struct nf_conn_help *master_help = nfct_help(master);  	struct nf_conntrack_expect *exp, *last = NULL; -	struct hlist_node *n; -	hlist_for_each_entry(exp, n, &master_help->expectations, lnode) { +	hlist_for_each_entry(exp, &master_help->expectations, lnode) {  		if (exp->class == new->class)  			last = exp;  	} @@ -369,7 +366,7 @@ static inline int __nf_ct_expect_check(struct nf_conntrack_expect *expect)  	struct nf_conn_help *master_help = nfct_help(master);  	struct nf_conntrack_helper *helper;  	struct net *net = nf_ct_exp_net(expect); -	struct hlist_node *n, *next; +	struct hlist_node *next;  	unsigned int h;  	int ret = 1; @@ -378,7 +375,7 @@ static inline int __nf_ct_expect_check(struct nf_conntrack_expect *expect)  		goto out;  	}  	h = nf_ct_expect_dst_hash(&expect->tuple); -	hlist_for_each_entry_safe(i, n, next, &net->ct.expect_hash[h], hnode) { +	hlist_for_each_entry_safe(i, next, &net->ct.expect_hash[h], hnode) {  		if (expect_matches(i, expect)) {  			if (del_timer(&i->timeout)) {  				nf_ct_unlink_expect(i); diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c index 013cdf69fe2..a9740bd6fe5 100644 --- a/net/netfilter/nf_conntrack_helper.c +++ b/net/netfilter/nf_conntrack_helper.c @@ -116,14 +116,13 @@ __nf_ct_helper_find(const struct nf_conntrack_tuple *tuple)  {  	struct nf_conntrack_helper *helper;  	struct nf_conntrack_tuple_mask mask = { .src.u.all = htons(0xFFFF) }; -	struct hlist_node *n;  	unsigned int h;  	if (!nf_ct_helper_count)  		return NULL;  	h = helper_hash(tuple); -	hlist_for_each_entry_rcu(helper, n, &nf_ct_helper_hash[h], hnode) { +	hlist_for_each_entry_rcu(helper, &nf_ct_helper_hash[h], hnode) {  		if (nf_ct_tuple_src_mask_cmp(tuple, &helper->tuple, &mask))  			return helper;  	} @@ -134,11 +133,10 @@ struct nf_conntrack_helper *  __nf_conntrack_helper_find(const char *name, u16 l3num, u8 protonum)  {  	struct nf_conntrack_helper *h; -	struct hlist_node *n;  	unsigned int i;  	for (i = 0; i < nf_ct_helper_hsize; i++) { -		hlist_for_each_entry_rcu(h, n, &nf_ct_helper_hash[i], hnode) { +		hlist_for_each_entry_rcu(h, &nf_ct_helper_hash[i], hnode) {  			if (!strcmp(h->name, name) &&  			    h->tuple.src.l3num == l3num &&  			    h->tuple.dst.protonum == protonum) @@ -357,7 +355,6 @@ int nf_conntrack_helper_register(struct nf_conntrack_helper *me)  {  	int ret = 0;  	struct nf_conntrack_helper *cur; -	struct hlist_node *n;  	unsigned int h = helper_hash(&me->tuple);  	BUG_ON(me->expect_policy == NULL); @@ -365,7 +362,7 @@ int nf_conntrack_helper_register(struct nf_conntrack_helper *me)  	BUG_ON(strlen(me->name) > NF_CT_HELPER_NAME_LEN - 1);  	mutex_lock(&nf_ct_helper_mutex); -	hlist_for_each_entry(cur, n, &nf_ct_helper_hash[h], hnode) { +	hlist_for_each_entry(cur, &nf_ct_helper_hash[h], hnode) {  		if (strncmp(cur->name, me->name, NF_CT_HELPER_NAME_LEN) == 0 &&  		    cur->tuple.src.l3num == me->tuple.src.l3num &&  		    cur->tuple.dst.protonum == me->tuple.dst.protonum) { @@ -386,13 +383,13 @@ static void __nf_conntrack_helper_unregister(struct nf_conntrack_helper *me,  {  	struct nf_conntrack_tuple_hash *h;  	struct nf_conntrack_expect *exp; -	const struct hlist_node *n, *next; +	const struct hlist_node *next;  	const struct hlist_nulls_node *nn;  	unsigned int i;  	/* Get rid of expectations */  	for (i = 0; i < nf_ct_expect_hsize; i++) { -		hlist_for_each_entry_safe(exp, n, next, +		hlist_for_each_entry_safe(exp, next,  					  &net->ct.expect_hash[i], hnode) {  			struct nf_conn_help *help = nfct_help(exp->master);  			if ((rcu_dereference_protected( diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index 5d60e04f967..9904b15f600 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -2370,14 +2370,13 @@ ctnetlink_exp_dump_table(struct sk_buff *skb, struct netlink_callback *cb)  	struct net *net = sock_net(skb->sk);  	struct nf_conntrack_expect *exp, *last;  	struct nfgenmsg *nfmsg = nlmsg_data(cb->nlh); -	struct hlist_node *n;  	u_int8_t l3proto = nfmsg->nfgen_family;  	rcu_read_lock();  	last = (struct nf_conntrack_expect *)cb->args[1];  	for (; cb->args[0] < nf_ct_expect_hsize; cb->args[0]++) {  restart: -		hlist_for_each_entry(exp, n, &net->ct.expect_hash[cb->args[0]], +		hlist_for_each_entry(exp, &net->ct.expect_hash[cb->args[0]],  				     hnode) {  			if (l3proto && exp->tuple.src.l3num != l3proto)  				continue; @@ -2510,7 +2509,7 @@ ctnetlink_del_expect(struct sock *ctnl, struct sk_buff *skb,  	struct nf_conntrack_expect *exp;  	struct nf_conntrack_tuple tuple;  	struct nfgenmsg *nfmsg = nlmsg_data(nlh); -	struct hlist_node *n, *next; +	struct hlist_node *next;  	u_int8_t u3 = nfmsg->nfgen_family;  	unsigned int i;  	u16 zone; @@ -2557,7 +2556,7 @@ ctnetlink_del_expect(struct sock *ctnl, struct sk_buff *skb,  		/* delete all expectations for this helper */  		spin_lock_bh(&nf_conntrack_lock);  		for (i = 0; i < nf_ct_expect_hsize; i++) { -			hlist_for_each_entry_safe(exp, n, next, +			hlist_for_each_entry_safe(exp, next,  						  &net->ct.expect_hash[i],  						  hnode) {  				m_help = nfct_help(exp->master); @@ -2575,7 +2574,7 @@ ctnetlink_del_expect(struct sock *ctnl, struct sk_buff *skb,  		/* This basically means we have to flush everything*/  		spin_lock_bh(&nf_conntrack_lock);  		for (i = 0; i < nf_ct_expect_hsize; i++) { -			hlist_for_each_entry_safe(exp, n, next, +			hlist_for_each_entry_safe(exp, next,  						  &net->ct.expect_hash[i],  						  hnode) {  				if (del_timer(&exp->timeout)) { diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c index 069229d919b..0e7d423324c 100644 --- a/net/netfilter/nf_conntrack_sip.c +++ b/net/netfilter/nf_conntrack_sip.c @@ -855,11 +855,11 @@ static int refresh_signalling_expectation(struct nf_conn *ct,  {  	struct nf_conn_help *help = nfct_help(ct);  	struct nf_conntrack_expect *exp; -	struct hlist_node *n, *next; +	struct hlist_node *next;  	int found = 0;  	spin_lock_bh(&nf_conntrack_lock); -	hlist_for_each_entry_safe(exp, n, next, &help->expectations, lnode) { +	hlist_for_each_entry_safe(exp, next, &help->expectations, lnode) {  		if (exp->class != SIP_EXPECT_SIGNALLING ||  		    !nf_inet_addr_cmp(&exp->tuple.dst.u3, addr) ||  		    exp->tuple.dst.protonum != proto || @@ -881,10 +881,10 @@ static void flush_expectations(struct nf_conn *ct, bool media)  {  	struct nf_conn_help *help = nfct_help(ct);  	struct nf_conntrack_expect *exp; -	struct hlist_node *n, *next; +	struct hlist_node *next;  	spin_lock_bh(&nf_conntrack_lock); -	hlist_for_each_entry_safe(exp, n, next, &help->expectations, lnode) { +	hlist_for_each_entry_safe(exp, next, &help->expectations, lnode) {  		if ((exp->class != SIP_EXPECT_SIGNALLING) ^ media)  			continue;  		if (!del_timer(&exp->timeout)) diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c index 5f2f9109f46..8d5769c6d16 100644 --- a/net/netfilter/nf_nat_core.c +++ b/net/netfilter/nf_nat_core.c @@ -191,9 +191,8 @@ find_appropriate_src(struct net *net, u16 zone,  	unsigned int h = hash_by_src(net, zone, tuple);  	const struct nf_conn_nat *nat;  	const struct nf_conn *ct; -	const struct hlist_node *n; -	hlist_for_each_entry_rcu(nat, n, &net->ct.nat_bysource[h], bysource) { +	hlist_for_each_entry_rcu(nat, &net->ct.nat_bysource[h], bysource) {  		ct = nat->ct;  		if (same_src(ct, tuple) && nf_ct_zone(ct) == zone) {  			/* Copy source part from reply tuple. */ diff --git a/net/netfilter/nfnetlink_cthelper.c b/net/netfilter/nfnetlink_cthelper.c index 945950a8b1f..a191b6db657 100644 --- a/net/netfilter/nfnetlink_cthelper.c +++ b/net/netfilter/nfnetlink_cthelper.c @@ -282,7 +282,6 @@ nfnl_cthelper_new(struct sock *nfnl, struct sk_buff *skb,  	const char *helper_name;  	struct nf_conntrack_helper *cur, *helper = NULL;  	struct nf_conntrack_tuple tuple; -	struct hlist_node *n;  	int ret = 0, i;  	if (!tb[NFCTH_NAME] || !tb[NFCTH_TUPLE]) @@ -296,7 +295,7 @@ nfnl_cthelper_new(struct sock *nfnl, struct sk_buff *skb,  	rcu_read_lock();  	for (i = 0; i < nf_ct_helper_hsize && !helper; i++) { -		hlist_for_each_entry_rcu(cur, n, &nf_ct_helper_hash[i], hnode) { +		hlist_for_each_entry_rcu(cur, &nf_ct_helper_hash[i], hnode) {  			/* skip non-userspace conntrack helpers. */  			if (!(cur->flags & NF_CT_HELPER_F_USERSPACE)) @@ -452,13 +451,12 @@ static int  nfnl_cthelper_dump_table(struct sk_buff *skb, struct netlink_callback *cb)  {  	struct nf_conntrack_helper *cur, *last; -	struct hlist_node *n;  	rcu_read_lock();  	last = (struct nf_conntrack_helper *)cb->args[1];  	for (; cb->args[0] < nf_ct_helper_hsize; cb->args[0]++) {  restart: -		hlist_for_each_entry_rcu(cur, n, +		hlist_for_each_entry_rcu(cur,  				&nf_ct_helper_hash[cb->args[0]], hnode) {  			/* skip non-userspace conntrack helpers. */ @@ -495,7 +493,6 @@ nfnl_cthelper_get(struct sock *nfnl, struct sk_buff *skb,  {  	int ret = -ENOENT, i;  	struct nf_conntrack_helper *cur; -	struct hlist_node *n;  	struct sk_buff *skb2;  	char *helper_name = NULL;  	struct nf_conntrack_tuple tuple; @@ -520,7 +517,7 @@ nfnl_cthelper_get(struct sock *nfnl, struct sk_buff *skb,  	}  	for (i = 0; i < nf_ct_helper_hsize; i++) { -		hlist_for_each_entry_rcu(cur, n, &nf_ct_helper_hash[i], hnode) { +		hlist_for_each_entry_rcu(cur, &nf_ct_helper_hash[i], hnode) {  			/* skip non-userspace conntrack helpers. */  			if (!(cur->flags & NF_CT_HELPER_F_USERSPACE)) @@ -568,7 +565,7 @@ nfnl_cthelper_del(struct sock *nfnl, struct sk_buff *skb,  {  	char *helper_name = NULL;  	struct nf_conntrack_helper *cur; -	struct hlist_node *n, *tmp; +	struct hlist_node *tmp;  	struct nf_conntrack_tuple tuple;  	bool tuple_set = false, found = false;  	int i, j = 0, ret; @@ -585,7 +582,7 @@ nfnl_cthelper_del(struct sock *nfnl, struct sk_buff *skb,  	}  	for (i = 0; i < nf_ct_helper_hsize; i++) { -		hlist_for_each_entry_safe(cur, n, tmp, &nf_ct_helper_hash[i], +		hlist_for_each_entry_safe(cur, tmp, &nf_ct_helper_hash[i],  								hnode) {  			/* skip non-userspace conntrack helpers. */  			if (!(cur->flags & NF_CT_HELPER_F_USERSPACE)) @@ -654,13 +651,13 @@ err_out:  static void __exit nfnl_cthelper_exit(void)  {  	struct nf_conntrack_helper *cur; -	struct hlist_node *n, *tmp; +	struct hlist_node *tmp;  	int i;  	nfnetlink_subsys_unregister(&nfnl_cthelper_subsys);  	for (i=0; i<nf_ct_helper_hsize; i++) { -		hlist_for_each_entry_safe(cur, n, tmp, &nf_ct_helper_hash[i], +		hlist_for_each_entry_safe(cur, tmp, &nf_ct_helper_hash[i],  									hnode) {  			/* skip non-userspace conntrack helpers. */  			if (!(cur->flags & NF_CT_HELPER_F_USERSPACE)) diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index 92fd8eca0d3..f248db57297 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -87,11 +87,10 @@ static struct nfulnl_instance *  __instance_lookup(u_int16_t group_num)  {  	struct hlist_head *head; -	struct hlist_node *pos;  	struct nfulnl_instance *inst;  	head = &instance_table[instance_hashfn(group_num)]; -	hlist_for_each_entry_rcu(inst, pos, head, hlist) { +	hlist_for_each_entry_rcu(inst, head, hlist) {  		if (inst->group_num == group_num)  			return inst;  	} @@ -717,11 +716,11 @@ nfulnl_rcv_nl_event(struct notifier_block *this,  		/* destroy all instances for this portid */  		spin_lock_bh(&instances_lock);  		for  (i = 0; i < INSTANCE_BUCKETS; i++) { -			struct hlist_node *tmp, *t2; +			struct hlist_node *t2;  			struct nfulnl_instance *inst;  			struct hlist_head *head = &instance_table[i]; -			hlist_for_each_entry_safe(inst, tmp, t2, head, hlist) { +			hlist_for_each_entry_safe(inst, t2, head, hlist) {  				if ((net_eq(n->net, &init_net)) &&  				    (n->portid == inst->peer_portid))  					__instance_destroy(inst); diff --git a/net/netfilter/nfnetlink_queue_core.c b/net/netfilter/nfnetlink_queue_core.c index 3158d87b56a..858fd52c104 100644 --- a/net/netfilter/nfnetlink_queue_core.c +++ b/net/netfilter/nfnetlink_queue_core.c @@ -80,11 +80,10 @@ static struct nfqnl_instance *  instance_lookup(u_int16_t queue_num)  {  	struct hlist_head *head; -	struct hlist_node *pos;  	struct nfqnl_instance *inst;  	head = &instance_table[instance_hashfn(queue_num)]; -	hlist_for_each_entry_rcu(inst, pos, head, hlist) { +	hlist_for_each_entry_rcu(inst, head, hlist) {  		if (inst->queue_num == queue_num)  			return inst;  	} @@ -583,11 +582,10 @@ nfqnl_dev_drop(int ifindex)  	rcu_read_lock();  	for (i = 0; i < INSTANCE_BUCKETS; i++) { -		struct hlist_node *tmp;  		struct nfqnl_instance *inst;  		struct hlist_head *head = &instance_table[i]; -		hlist_for_each_entry_rcu(inst, tmp, head, hlist) +		hlist_for_each_entry_rcu(inst, head, hlist)  			nfqnl_flush(inst, dev_cmp, ifindex);  	} @@ -627,11 +625,11 @@ nfqnl_rcv_nl_event(struct notifier_block *this,  		/* destroy all instances for this portid */  		spin_lock(&instances_lock);  		for (i = 0; i < INSTANCE_BUCKETS; i++) { -			struct hlist_node *tmp, *t2; +			struct hlist_node *t2;  			struct nfqnl_instance *inst;  			struct hlist_head *head = &instance_table[i]; -			hlist_for_each_entry_safe(inst, tmp, t2, head, hlist) { +			hlist_for_each_entry_safe(inst, t2, head, hlist) {  				if ((n->net == &init_net) &&  				    (n->portid == inst->peer_portid))  					__instance_destroy(inst); diff --git a/net/netfilter/xt_RATEEST.c b/net/netfilter/xt_RATEEST.c index f264032b8c5..370adf622ce 100644 --- a/net/netfilter/xt_RATEEST.c +++ b/net/netfilter/xt_RATEEST.c @@ -43,12 +43,11 @@ static void xt_rateest_hash_insert(struct xt_rateest *est)  struct xt_rateest *xt_rateest_lookup(const char *name)  {  	struct xt_rateest *est; -	struct hlist_node *n;  	unsigned int h;  	h = xt_rateest_hash(name);  	mutex_lock(&xt_rateest_mutex); -	hlist_for_each_entry(est, n, &rateest_hash[h], list) { +	hlist_for_each_entry(est, &rateest_hash[h], list) {  		if (strcmp(est->name, name) == 0) {  			est->refcnt++;  			mutex_unlock(&xt_rateest_mutex); diff --git a/net/netfilter/xt_connlimit.c b/net/netfilter/xt_connlimit.c index 70b5591a258..c40b2695633 100644 --- a/net/netfilter/xt_connlimit.c +++ b/net/netfilter/xt_connlimit.c @@ -101,7 +101,7 @@ static int count_them(struct net *net,  {  	const struct nf_conntrack_tuple_hash *found;  	struct xt_connlimit_conn *conn; -	struct hlist_node *pos, *n; +	struct hlist_node *n;  	struct nf_conn *found_ct;  	struct hlist_head *hash;  	bool addit = true; @@ -115,7 +115,7 @@ static int count_them(struct net *net,  	rcu_read_lock();  	/* check the saved connections */ -	hlist_for_each_entry_safe(conn, pos, n, hash, node) { +	hlist_for_each_entry_safe(conn, n, hash, node) {  		found    = nf_conntrack_find_get(net, NF_CT_DEFAULT_ZONE,  						 &conn->tuple);  		found_ct = NULL; @@ -258,14 +258,14 @@ static void connlimit_mt_destroy(const struct xt_mtdtor_param *par)  {  	const struct xt_connlimit_info *info = par->matchinfo;  	struct xt_connlimit_conn *conn; -	struct hlist_node *pos, *n; +	struct hlist_node *n;  	struct hlist_head *hash = info->data->iphash;  	unsigned int i;  	nf_ct_l3proto_module_put(par->family);  	for (i = 0; i < ARRAY_SIZE(info->data->iphash); ++i) { -		hlist_for_each_entry_safe(conn, pos, n, &hash[i], node) { +		hlist_for_each_entry_safe(conn, n, &hash[i], node) {  			hlist_del(&conn->node);  			kfree(conn);  		} diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c index 98218c896d2..f330e8beaf6 100644 --- a/net/netfilter/xt_hashlimit.c +++ b/net/netfilter/xt_hashlimit.c @@ -141,11 +141,10 @@ dsthash_find(const struct xt_hashlimit_htable *ht,  	     const struct dsthash_dst *dst)  {  	struct dsthash_ent *ent; -	struct hlist_node *pos;  	u_int32_t hash = hash_dst(ht, dst);  	if (!hlist_empty(&ht->hash[hash])) { -		hlist_for_each_entry_rcu(ent, pos, &ht->hash[hash], node) +		hlist_for_each_entry_rcu(ent, &ht->hash[hash], node)  			if (dst_cmp(ent, dst)) {  				spin_lock(&ent->lock);  				return ent; @@ -297,8 +296,8 @@ static void htable_selective_cleanup(struct xt_hashlimit_htable *ht,  	spin_lock_bh(&ht->lock);  	for (i = 0; i < ht->cfg.size; i++) {  		struct dsthash_ent *dh; -		struct hlist_node *pos, *n; -		hlist_for_each_entry_safe(dh, pos, n, &ht->hash[i], node) { +		struct hlist_node *n; +		hlist_for_each_entry_safe(dh, n, &ht->hash[i], node) {  			if ((*select)(ht, dh))  				dsthash_free(ht, dh);  		} @@ -343,9 +342,8 @@ static struct xt_hashlimit_htable *htable_find_get(struct net *net,  {  	struct hashlimit_net *hashlimit_net = hashlimit_pernet(net);  	struct xt_hashlimit_htable *hinfo; -	struct hlist_node *pos; -	hlist_for_each_entry(hinfo, pos, &hashlimit_net->htables, node) { +	hlist_for_each_entry(hinfo, &hashlimit_net->htables, node) {  		if (!strcmp(name, hinfo->pde->name) &&  		    hinfo->family == family) {  			hinfo->use++; @@ -821,10 +819,9 @@ static int dl_seq_show(struct seq_file *s, void *v)  	struct xt_hashlimit_htable *htable = s->private;  	unsigned int *bucket = (unsigned int *)v;  	struct dsthash_ent *ent; -	struct hlist_node *pos;  	if (!hlist_empty(&htable->hash[*bucket])) { -		hlist_for_each_entry(ent, pos, &htable->hash[*bucket], node) +		hlist_for_each_entry(ent, &htable->hash[*bucket], node)  			if (dl_seq_real_show(ent, htable->family, s))  				return -1;  	} @@ -877,7 +874,6 @@ static int __net_init hashlimit_proc_net_init(struct net *net)  static void __net_exit hashlimit_proc_net_exit(struct net *net)  {  	struct xt_hashlimit_htable *hinfo; -	struct hlist_node *pos;  	struct proc_dir_entry *pde;  	struct hashlimit_net *hashlimit_net = hashlimit_pernet(net); @@ -890,7 +886,7 @@ static void __net_exit hashlimit_proc_net_exit(struct net *net)  	if (pde == NULL)  		pde = hashlimit_net->ip6t_hashlimit; -	hlist_for_each_entry(hinfo, pos, &hashlimit_net->htables, node) +	hlist_for_each_entry(hinfo, &hashlimit_net->htables, node)  		remove_proc_entry(hinfo->pde->name, pde);  	hashlimit_net->ipt_hashlimit = NULL; diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 8097b4f3ead..1e3fd5bfcd8 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -248,11 +248,10 @@ static struct sock *netlink_lookup(struct net *net, int protocol, u32 portid)  	struct nl_portid_hash *hash = &nl_table[protocol].hash;  	struct hlist_head *head;  	struct sock *sk; -	struct hlist_node *node;  	read_lock(&nl_table_lock);  	head = nl_portid_hashfn(hash, portid); -	sk_for_each(sk, node, head) { +	sk_for_each(sk, head) {  		if (net_eq(sock_net(sk), net) && (nlk_sk(sk)->portid == portid)) {  			sock_hold(sk);  			goto found; @@ -312,9 +311,9 @@ static int nl_portid_hash_rehash(struct nl_portid_hash *hash, int grow)  	for (i = 0; i <= omask; i++) {  		struct sock *sk; -		struct hlist_node *node, *tmp; +		struct hlist_node *tmp; -		sk_for_each_safe(sk, node, tmp, &otable[i]) +		sk_for_each_safe(sk, tmp, &otable[i])  			__sk_add_node(sk, nl_portid_hashfn(hash, nlk_sk(sk)->portid));  	} @@ -344,7 +343,6 @@ static void  netlink_update_listeners(struct sock *sk)  {  	struct netlink_table *tbl = &nl_table[sk->sk_protocol]; -	struct hlist_node *node;  	unsigned long mask;  	unsigned int i;  	struct listeners *listeners; @@ -355,7 +353,7 @@ netlink_update_listeners(struct sock *sk)  	for (i = 0; i < NLGRPLONGS(tbl->groups); i++) {  		mask = 0; -		sk_for_each_bound(sk, node, &tbl->mc_list) { +		sk_for_each_bound(sk, &tbl->mc_list) {  			if (i < NLGRPLONGS(nlk_sk(sk)->ngroups))  				mask |= nlk_sk(sk)->groups[i];  		} @@ -371,18 +369,17 @@ static int netlink_insert(struct sock *sk, struct net *net, u32 portid)  	struct hlist_head *head;  	int err = -EADDRINUSE;  	struct sock *osk; -	struct hlist_node *node;  	int len;  	netlink_table_grab();  	head = nl_portid_hashfn(hash, portid);  	len = 0; -	sk_for_each(osk, node, head) { +	sk_for_each(osk, head) {  		if (net_eq(sock_net(osk), net) && (nlk_sk(osk)->portid == portid))  			break;  		len++;  	} -	if (node) +	if (osk)  		goto err;  	err = -EBUSY; @@ -575,7 +572,6 @@ static int netlink_autobind(struct socket *sock)  	struct nl_portid_hash *hash = &nl_table[sk->sk_protocol].hash;  	struct hlist_head *head;  	struct sock *osk; -	struct hlist_node *node;  	s32 portid = task_tgid_vnr(current);  	int err;  	static s32 rover = -4097; @@ -584,7 +580,7 @@ retry:  	cond_resched();  	netlink_table_grab();  	head = nl_portid_hashfn(hash, portid); -	sk_for_each(osk, node, head) { +	sk_for_each(osk, head) {  		if (!net_eq(sock_net(osk), net))  			continue;  		if (nlk_sk(osk)->portid == portid) { @@ -1101,7 +1097,6 @@ int netlink_broadcast_filtered(struct sock *ssk, struct sk_buff *skb, u32 portid  {  	struct net *net = sock_net(ssk);  	struct netlink_broadcast_data info; -	struct hlist_node *node;  	struct sock *sk;  	skb = netlink_trim(skb, allocation); @@ -1124,7 +1119,7 @@ int netlink_broadcast_filtered(struct sock *ssk, struct sk_buff *skb, u32 portid  	netlink_lock_table(); -	sk_for_each_bound(sk, node, &nl_table[ssk->sk_protocol].mc_list) +	sk_for_each_bound(sk, &nl_table[ssk->sk_protocol].mc_list)  		do_one_broadcast(sk, &info);  	consume_skb(skb); @@ -1200,7 +1195,6 @@ out:  int netlink_set_err(struct sock *ssk, u32 portid, u32 group, int code)  {  	struct netlink_set_err_data info; -	struct hlist_node *node;  	struct sock *sk;  	int ret = 0; @@ -1212,7 +1206,7 @@ int netlink_set_err(struct sock *ssk, u32 portid, u32 group, int code)  	read_lock(&nl_table_lock); -	sk_for_each_bound(sk, node, &nl_table[ssk->sk_protocol].mc_list) +	sk_for_each_bound(sk, &nl_table[ssk->sk_protocol].mc_list)  		ret += do_one_set_err(sk, &info);  	read_unlock(&nl_table_lock); @@ -1676,10 +1670,9 @@ int netlink_change_ngroups(struct sock *sk, unsigned int groups)  void __netlink_clear_multicast_users(struct sock *ksk, unsigned int group)  {  	struct sock *sk; -	struct hlist_node *node;  	struct netlink_table *tbl = &nl_table[ksk->sk_protocol]; -	sk_for_each_bound(sk, node, &tbl->mc_list) +	sk_for_each_bound(sk, &tbl->mc_list)  		netlink_update_socket_mc(nlk_sk(sk), group, 0);  } @@ -1974,14 +1967,13 @@ static struct sock *netlink_seq_socket_idx(struct seq_file *seq, loff_t pos)  	struct nl_seq_iter *iter = seq->private;  	int i, j;  	struct sock *s; -	struct hlist_node *node;  	loff_t off = 0;  	for (i = 0; i < MAX_LINKS; i++) {  		struct nl_portid_hash *hash = &nl_table[i].hash;  		for (j = 0; j <= hash->mask; j++) { -			sk_for_each(s, node, &hash->table[j]) { +			sk_for_each(s, &hash->table[j]) {  				if (sock_net(s) != seq_file_net(seq))  					continue;  				if (off == pos) { diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c index 297b07a029d..d1fa1d9ffd2 100644 --- a/net/netrom/af_netrom.c +++ b/net/netrom/af_netrom.c @@ -104,10 +104,9 @@ static void nr_remove_socket(struct sock *sk)  static void nr_kill_by_device(struct net_device *dev)  {  	struct sock *s; -	struct hlist_node *node;  	spin_lock_bh(&nr_list_lock); -	sk_for_each(s, node, &nr_list) +	sk_for_each(s, &nr_list)  		if (nr_sk(s)->device == dev)  			nr_disconnect(s, ENETUNREACH);  	spin_unlock_bh(&nr_list_lock); @@ -149,10 +148,9 @@ static void nr_insert_socket(struct sock *sk)  static struct sock *nr_find_listener(ax25_address *addr)  {  	struct sock *s; -	struct hlist_node *node;  	spin_lock_bh(&nr_list_lock); -	sk_for_each(s, node, &nr_list) +	sk_for_each(s, &nr_list)  		if (!ax25cmp(&nr_sk(s)->source_addr, addr) &&  		    s->sk_state == TCP_LISTEN) {  			bh_lock_sock(s); @@ -170,10 +168,9 @@ found:  static struct sock *nr_find_socket(unsigned char index, unsigned char id)  {  	struct sock *s; -	struct hlist_node *node;  	spin_lock_bh(&nr_list_lock); -	sk_for_each(s, node, &nr_list) { +	sk_for_each(s, &nr_list) {  		struct nr_sock *nr = nr_sk(s);  		if (nr->my_index == index && nr->my_id == id) { @@ -194,10 +191,9 @@ static struct sock *nr_find_peer(unsigned char index, unsigned char id,  	ax25_address *dest)  {  	struct sock *s; -	struct hlist_node *node;  	spin_lock_bh(&nr_list_lock); -	sk_for_each(s, node, &nr_list) { +	sk_for_each(s, &nr_list) {  		struct nr_sock *nr = nr_sk(s);  		if (nr->your_index == index && nr->your_id == id && diff --git a/net/netrom/nr_route.c b/net/netrom/nr_route.c index 70ffff76a96..b976d5eff2d 100644 --- a/net/netrom/nr_route.c +++ b/net/netrom/nr_route.c @@ -49,10 +49,9 @@ static struct nr_node *nr_node_get(ax25_address *callsign)  {  	struct nr_node *found = NULL;  	struct nr_node *nr_node; -	struct hlist_node *node;  	spin_lock_bh(&nr_node_list_lock); -	nr_node_for_each(nr_node, node, &nr_node_list) +	nr_node_for_each(nr_node, &nr_node_list)  		if (ax25cmp(callsign, &nr_node->callsign) == 0) {  			nr_node_hold(nr_node);  			found = nr_node; @@ -67,10 +66,9 @@ static struct nr_neigh *nr_neigh_get_dev(ax25_address *callsign,  {  	struct nr_neigh *found = NULL;  	struct nr_neigh *nr_neigh; -	struct hlist_node *node;  	spin_lock_bh(&nr_neigh_list_lock); -	nr_neigh_for_each(nr_neigh, node, &nr_neigh_list) +	nr_neigh_for_each(nr_neigh, &nr_neigh_list)  		if (ax25cmp(callsign, &nr_neigh->callsign) == 0 &&  		    nr_neigh->dev == dev) {  			nr_neigh_hold(nr_neigh); @@ -114,10 +112,9 @@ static int __must_check nr_add_node(ax25_address *nr, const char *mnemonic,  	 */  	if (nr_neigh != NULL && nr_neigh->failed != 0 && quality == 0) {  		struct nr_node *nr_nodet; -		struct hlist_node *node;  		spin_lock_bh(&nr_node_list_lock); -		nr_node_for_each(nr_nodet, node, &nr_node_list) { +		nr_node_for_each(nr_nodet, &nr_node_list) {  			nr_node_lock(nr_nodet);  			for (i = 0; i < nr_nodet->count; i++)  				if (nr_nodet->routes[i].neighbour == nr_neigh) @@ -485,11 +482,11 @@ static int nr_dec_obs(void)  {  	struct nr_neigh *nr_neigh;  	struct nr_node  *s; -	struct hlist_node *node, *nodet; +	struct hlist_node *nodet;  	int i;  	spin_lock_bh(&nr_node_list_lock); -	nr_node_for_each_safe(s, node, nodet, &nr_node_list) { +	nr_node_for_each_safe(s, nodet, &nr_node_list) {  		nr_node_lock(s);  		for (i = 0; i < s->count; i++) {  			switch (s->routes[i].obs_count) { @@ -540,15 +537,15 @@ static int nr_dec_obs(void)  void nr_rt_device_down(struct net_device *dev)  {  	struct nr_neigh *s; -	struct hlist_node *node, *nodet, *node2, *node2t; +	struct hlist_node *nodet, *node2t;  	struct nr_node  *t;  	int i;  	spin_lock_bh(&nr_neigh_list_lock); -	nr_neigh_for_each_safe(s, node, nodet, &nr_neigh_list) { +	nr_neigh_for_each_safe(s, nodet, &nr_neigh_list) {  		if (s->dev == dev) {  			spin_lock_bh(&nr_node_list_lock); -			nr_node_for_each_safe(t, node2, node2t, &nr_node_list) { +			nr_node_for_each_safe(t, node2t, &nr_node_list) {  				nr_node_lock(t);  				for (i = 0; i < t->count; i++) {  					if (t->routes[i].neighbour == s) { @@ -737,11 +734,10 @@ int nr_rt_ioctl(unsigned int cmd, void __user *arg)  void nr_link_failed(ax25_cb *ax25, int reason)  {  	struct nr_neigh *s, *nr_neigh = NULL; -	struct hlist_node *node;  	struct nr_node  *nr_node = NULL;  	spin_lock_bh(&nr_neigh_list_lock); -	nr_neigh_for_each(s, node, &nr_neigh_list) { +	nr_neigh_for_each(s, &nr_neigh_list) {  		if (s->ax25 == ax25) {  			nr_neigh_hold(s);  			nr_neigh = s; @@ -761,7 +757,7 @@ void nr_link_failed(ax25_cb *ax25, int reason)  		return;  	}  	spin_lock_bh(&nr_node_list_lock); -	nr_node_for_each(nr_node, node, &nr_node_list) { +	nr_node_for_each(nr_node, &nr_node_list) {  		nr_node_lock(nr_node);  		if (nr_node->which < nr_node->count &&  		    nr_node->routes[nr_node->which].neighbour == nr_neigh) @@ -1013,16 +1009,16 @@ void __exit nr_rt_free(void)  {  	struct nr_neigh *s = NULL;  	struct nr_node  *t = NULL; -	struct hlist_node *node, *nodet; +	struct hlist_node *nodet;  	spin_lock_bh(&nr_neigh_list_lock);  	spin_lock_bh(&nr_node_list_lock); -	nr_node_for_each_safe(t, node, nodet, &nr_node_list) { +	nr_node_for_each_safe(t, nodet, &nr_node_list) {  		nr_node_lock(t);  		nr_remove_node_locked(t);  		nr_node_unlock(t);  	} -	nr_neigh_for_each_safe(s, node, nodet, &nr_neigh_list) { +	nr_neigh_for_each_safe(s, nodet, &nr_neigh_list) {  		while(s->count) {  			s->count--;  			nr_neigh_put(s); diff --git a/net/nfc/llcp/llcp.c b/net/nfc/llcp/llcp.c index 746f5a2f980..7f8266dd14c 100644 --- a/net/nfc/llcp/llcp.c +++ b/net/nfc/llcp/llcp.c @@ -71,14 +71,14 @@ static void nfc_llcp_socket_purge(struct nfc_llcp_sock *sock)  static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen)  {  	struct sock *sk; -	struct hlist_node *node, *tmp; +	struct hlist_node *tmp;  	struct nfc_llcp_sock *llcp_sock;  	skb_queue_purge(&local->tx_queue);  	write_lock(&local->sockets.lock); -	sk_for_each_safe(sk, node, tmp, &local->sockets.head) { +	sk_for_each_safe(sk, tmp, &local->sockets.head) {  		llcp_sock = nfc_llcp_sock(sk);  		bh_lock_sock(sk); @@ -171,7 +171,6 @@ static struct nfc_llcp_sock *nfc_llcp_sock_get(struct nfc_llcp_local *local,  					       u8 ssap, u8 dsap)  {  	struct sock *sk; -	struct hlist_node *node;  	struct nfc_llcp_sock *llcp_sock, *tmp_sock;  	pr_debug("ssap dsap %d %d\n", ssap, dsap); @@ -183,7 +182,7 @@ static struct nfc_llcp_sock *nfc_llcp_sock_get(struct nfc_llcp_local *local,  	llcp_sock = NULL; -	sk_for_each(sk, node, &local->sockets.head) { +	sk_for_each(sk, &local->sockets.head) {  		tmp_sock = nfc_llcp_sock(sk);  		if (tmp_sock->ssap == ssap && tmp_sock->dsap == dsap) { @@ -272,7 +271,6 @@ struct nfc_llcp_sock *nfc_llcp_sock_from_sn(struct nfc_llcp_local *local,  					    u8 *sn, size_t sn_len)  {  	struct sock *sk; -	struct hlist_node *node;  	struct nfc_llcp_sock *llcp_sock, *tmp_sock;  	pr_debug("sn %zd %p\n", sn_len, sn); @@ -284,7 +282,7 @@ struct nfc_llcp_sock *nfc_llcp_sock_from_sn(struct nfc_llcp_local *local,  	llcp_sock = NULL; -	sk_for_each(sk, node, &local->sockets.head) { +	sk_for_each(sk, &local->sockets.head) {  		tmp_sock = nfc_llcp_sock(sk);  		pr_debug("llcp sock %p\n", tmp_sock); @@ -601,14 +599,13 @@ static void nfc_llcp_set_nrns(struct nfc_llcp_sock *sock, struct sk_buff *pdu)  void nfc_llcp_send_to_raw_sock(struct nfc_llcp_local *local,  			       struct sk_buff *skb, u8 direction)  { -	struct hlist_node *node;  	struct sk_buff *skb_copy = NULL, *nskb;  	struct sock *sk;  	u8 *data;  	read_lock(&local->raw_sockets.lock); -	sk_for_each(sk, node, &local->raw_sockets.head) { +	sk_for_each(sk, &local->raw_sockets.head) {  		if (sk->sk_state != LLCP_BOUND)  			continue; @@ -697,11 +694,10 @@ static struct nfc_llcp_sock *nfc_llcp_connecting_sock_get(struct nfc_llcp_local  {  	struct sock *sk;  	struct nfc_llcp_sock *llcp_sock; -	struct hlist_node *node;  	read_lock(&local->connecting_sockets.lock); -	sk_for_each(sk, node, &local->connecting_sockets.head) { +	sk_for_each(sk, &local->connecting_sockets.head) {  		llcp_sock = nfc_llcp_sock(sk);  		if (llcp_sock->ssap == ssap) { diff --git a/net/openvswitch/datapath.c b/net/openvswitch/datapath.c index 9dc537df46c..e87a26506db 100644 --- a/net/openvswitch/datapath.c +++ b/net/openvswitch/datapath.c @@ -158,11 +158,10 @@ static struct hlist_head *vport_hash_bucket(const struct datapath *dp,  struct vport *ovs_lookup_vport(const struct datapath *dp, u16 port_no)  {  	struct vport *vport; -	struct hlist_node *n;  	struct hlist_head *head;  	head = vport_hash_bucket(dp, port_no); -	hlist_for_each_entry_rcu(vport, n, head, dp_hash_node) { +	hlist_for_each_entry_rcu(vport, head, dp_hash_node) {  		if (vport->port_no == port_no)  			return vport;  	} @@ -1386,9 +1385,9 @@ static void __dp_destroy(struct datapath *dp)  	for (i = 0; i < DP_VPORT_HASH_BUCKETS; i++) {  		struct vport *vport; -		struct hlist_node *node, *n; +		struct hlist_node *n; -		hlist_for_each_entry_safe(vport, node, n, &dp->ports[i], dp_hash_node) +		hlist_for_each_entry_safe(vport, n, &dp->ports[i], dp_hash_node)  			if (vport->port_no != OVSP_LOCAL)  				ovs_dp_detach_port(vport);  	} @@ -1825,10 +1824,9 @@ static int ovs_vport_cmd_dump(struct sk_buff *skb, struct netlink_callback *cb)  	rcu_read_lock();  	for (i = bucket; i < DP_VPORT_HASH_BUCKETS; i++) {  		struct vport *vport; -		struct hlist_node *n;  		j = 0; -		hlist_for_each_entry_rcu(vport, n, &dp->ports[i], dp_hash_node) { +		hlist_for_each_entry_rcu(vport, &dp->ports[i], dp_hash_node) {  			if (j >= skip &&  			    ovs_vport_cmd_fill_info(vport, skb,  						    NETLINK_CB(cb->skb).portid, diff --git a/net/openvswitch/flow.c b/net/openvswitch/flow.c index c3294cebc4f..20605ecf100 100644 --- a/net/openvswitch/flow.c +++ b/net/openvswitch/flow.c @@ -299,10 +299,10 @@ void ovs_flow_tbl_destroy(struct flow_table *table)  	for (i = 0; i < table->n_buckets; i++) {  		struct sw_flow *flow;  		struct hlist_head *head = flex_array_get(table->buckets, i); -		struct hlist_node *node, *n; +		struct hlist_node *n;  		int ver = table->node_ver; -		hlist_for_each_entry_safe(flow, node, n, head, hash_node[ver]) { +		hlist_for_each_entry_safe(flow, n, head, hash_node[ver]) {  			hlist_del_rcu(&flow->hash_node[ver]);  			ovs_flow_free(flow);  		} @@ -332,7 +332,6 @@ struct sw_flow *ovs_flow_tbl_next(struct flow_table *table, u32 *bucket, u32 *la  {  	struct sw_flow *flow;  	struct hlist_head *head; -	struct hlist_node *n;  	int ver;  	int i; @@ -340,7 +339,7 @@ struct sw_flow *ovs_flow_tbl_next(struct flow_table *table, u32 *bucket, u32 *la  	while (*bucket < table->n_buckets) {  		i = 0;  		head = flex_array_get(table->buckets, *bucket); -		hlist_for_each_entry_rcu(flow, n, head, hash_node[ver]) { +		hlist_for_each_entry_rcu(flow, head, hash_node[ver]) {  			if (i < *last) {  				i++;  				continue; @@ -367,11 +366,10 @@ static void flow_table_copy_flows(struct flow_table *old, struct flow_table *new  	for (i = 0; i < old->n_buckets; i++) {  		struct sw_flow *flow;  		struct hlist_head *head; -		struct hlist_node *n;  		head = flex_array_get(old->buckets, i); -		hlist_for_each_entry(flow, n, head, hash_node[old_ver]) +		hlist_for_each_entry(flow, head, hash_node[old_ver])  			ovs_flow_tbl_insert(new, flow);  	}  	old->keep_flows = true; @@ -766,14 +764,13 @@ struct sw_flow *ovs_flow_tbl_lookup(struct flow_table *table,  				struct sw_flow_key *key, int key_len)  {  	struct sw_flow *flow; -	struct hlist_node *n;  	struct hlist_head *head;  	u32 hash;  	hash = ovs_flow_hash(key, key_len);  	head = find_bucket(table, hash); -	hlist_for_each_entry_rcu(flow, n, head, hash_node[table->node_ver]) { +	hlist_for_each_entry_rcu(flow, head, hash_node[table->node_ver]) {  		if (flow->hash == hash &&  		    !memcmp(&flow->key, key, key_len)) { diff --git a/net/openvswitch/vport.c b/net/openvswitch/vport.c index 70af0bedbac..ba717cc038b 100644 --- a/net/openvswitch/vport.c +++ b/net/openvswitch/vport.c @@ -86,9 +86,8 @@ struct vport *ovs_vport_locate(struct net *net, const char *name)  {  	struct hlist_head *bucket = hash_bucket(net, name);  	struct vport *vport; -	struct hlist_node *node; -	hlist_for_each_entry_rcu(vport, node, bucket, hash_node) +	hlist_for_each_entry_rcu(vport, bucket, hash_node)  		if (!strcmp(name, vport->ops->get_name(vport)) &&  		    net_eq(ovs_dp_get_net(vport->dp), net))  			return vport; diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index c7bfeff1076..1d6793dbfba 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -3263,12 +3263,11 @@ static int packet_getsockopt(struct socket *sock, int level, int optname,  static int packet_notifier(struct notifier_block *this, unsigned long msg, void *data)  {  	struct sock *sk; -	struct hlist_node *node;  	struct net_device *dev = data;  	struct net *net = dev_net(dev);  	rcu_read_lock(); -	sk_for_each_rcu(sk, node, &net->packet.sklist) { +	sk_for_each_rcu(sk, &net->packet.sklist) {  		struct packet_sock *po = pkt_sk(sk);  		switch (msg) { diff --git a/net/packet/diag.c b/net/packet/diag.c index 8db6e21c46b..d3fcd1ebef7 100644 --- a/net/packet/diag.c +++ b/net/packet/diag.c @@ -172,13 +172,12 @@ static int packet_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)  	struct packet_diag_req *req;  	struct net *net;  	struct sock *sk; -	struct hlist_node *node;  	net = sock_net(skb->sk);  	req = nlmsg_data(cb->nlh);  	mutex_lock(&net->packet.sklist_lock); -	sk_for_each(sk, node, &net->packet.sklist) { +	sk_for_each(sk, &net->packet.sklist) {  		if (!net_eq(sock_net(sk), net))  			continue;  		if (num < s_num) diff --git a/net/phonet/pep.c b/net/phonet/pep.c index 576f22c9c76..e77411735de 100644 --- a/net/phonet/pep.c +++ b/net/phonet/pep.c @@ -640,11 +640,10 @@ static struct sock *pep_find_pipe(const struct hlist_head *hlist,  					const struct sockaddr_pn *dst,  					u8 pipe_handle)  { -	struct hlist_node *node;  	struct sock *sknode;  	u16 dobj = pn_sockaddr_get_object(dst); -	sk_for_each(sknode, node, hlist) { +	sk_for_each(sknode, hlist) {  		struct pep_sock *pnnode = pep_sk(sknode);  		/* Ports match, but addresses might not: */ diff --git a/net/phonet/socket.c b/net/phonet/socket.c index b7e98278225..1afd1381cdc 100644 --- a/net/phonet/socket.c +++ b/net/phonet/socket.c @@ -76,7 +76,6 @@ static struct hlist_head *pn_hash_list(u16 obj)   */  struct sock *pn_find_sock_by_sa(struct net *net, const struct sockaddr_pn *spn)  { -	struct hlist_node *node;  	struct sock *sknode;  	struct sock *rval = NULL;  	u16 obj = pn_sockaddr_get_object(spn); @@ -84,7 +83,7 @@ struct sock *pn_find_sock_by_sa(struct net *net, const struct sockaddr_pn *spn)  	struct hlist_head *hlist = pn_hash_list(obj);  	rcu_read_lock(); -	sk_for_each_rcu(sknode, node, hlist) { +	sk_for_each_rcu(sknode, hlist) {  		struct pn_sock *pn = pn_sk(sknode);  		BUG_ON(!pn->sobject); /* unbound socket */ @@ -120,10 +119,9 @@ void pn_deliver_sock_broadcast(struct net *net, struct sk_buff *skb)  	rcu_read_lock();  	for (h = 0; h < PN_HASHSIZE; h++) { -		struct hlist_node *node;  		struct sock *sknode; -		sk_for_each(sknode, node, hlist) { +		sk_for_each(sknode, hlist) {  			struct sk_buff *clone;  			if (!net_eq(sock_net(sknode), net)) @@ -543,12 +541,11 @@ static struct sock *pn_sock_get_idx(struct seq_file *seq, loff_t pos)  {  	struct net *net = seq_file_net(seq);  	struct hlist_head *hlist = pnsocks.hlist; -	struct hlist_node *node;  	struct sock *sknode;  	unsigned int h;  	for (h = 0; h < PN_HASHSIZE; h++) { -		sk_for_each_rcu(sknode, node, hlist) { +		sk_for_each_rcu(sknode, hlist) {  			if (!net_eq(net, sock_net(sknode)))  				continue;  			if (!pos) diff --git a/net/rds/bind.c b/net/rds/bind.c index 637bde56c9d..b5ad65a0067 100644 --- a/net/rds/bind.c +++ b/net/rds/bind.c @@ -52,13 +52,12 @@ static struct rds_sock *rds_bind_lookup(__be32 addr, __be16 port,  					struct rds_sock *insert)  {  	struct rds_sock *rs; -	struct hlist_node *node;  	struct hlist_head *head = hash_to_bucket(addr, port);  	u64 cmp;  	u64 needle = ((u64)be32_to_cpu(addr) << 32) | be16_to_cpu(port);  	rcu_read_lock(); -	hlist_for_each_entry_rcu(rs, node, head, rs_bound_node) { +	hlist_for_each_entry_rcu(rs, head, rs_bound_node) {  		cmp = ((u64)be32_to_cpu(rs->rs_bound_addr) << 32) |  		      be16_to_cpu(rs->rs_bound_port); diff --git a/net/rds/connection.c b/net/rds/connection.c index 9e07c756d1f..642ad42c416 100644 --- a/net/rds/connection.c +++ b/net/rds/connection.c @@ -69,9 +69,8 @@ static struct rds_connection *rds_conn_lookup(struct hlist_head *head,  					      struct rds_transport *trans)  {  	struct rds_connection *conn, *ret = NULL; -	struct hlist_node *pos; -	hlist_for_each_entry_rcu(conn, pos, head, c_hash_node) { +	hlist_for_each_entry_rcu(conn, head, c_hash_node) {  		if (conn->c_faddr == faddr && conn->c_laddr == laddr &&  				conn->c_trans == trans) {  			ret = conn; @@ -376,7 +375,6 @@ static void rds_conn_message_info(struct socket *sock, unsigned int len,  				  int want_send)  {  	struct hlist_head *head; -	struct hlist_node *pos;  	struct list_head *list;  	struct rds_connection *conn;  	struct rds_message *rm; @@ -390,7 +388,7 @@ static void rds_conn_message_info(struct socket *sock, unsigned int len,  	for (i = 0, head = rds_conn_hash; i < ARRAY_SIZE(rds_conn_hash);  	     i++, head++) { -		hlist_for_each_entry_rcu(conn, pos, head, c_hash_node) { +		hlist_for_each_entry_rcu(conn, head, c_hash_node) {  			if (want_send)  				list = &conn->c_send_queue;  			else @@ -439,7 +437,6 @@ void rds_for_each_conn_info(struct socket *sock, unsigned int len,  {  	uint64_t buffer[(item_len + 7) / 8];  	struct hlist_head *head; -	struct hlist_node *pos;  	struct rds_connection *conn;  	size_t i; @@ -450,7 +447,7 @@ void rds_for_each_conn_info(struct socket *sock, unsigned int len,  	for (i = 0, head = rds_conn_hash; i < ARRAY_SIZE(rds_conn_hash);  	     i++, head++) { -		hlist_for_each_entry_rcu(conn, pos, head, c_hash_node) { +		hlist_for_each_entry_rcu(conn, head, c_hash_node) {  			/* XXX no c_lock usage.. */  			if (!visitor(conn, buffer)) diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c index b768fe9d5e7..cf68e6e4054 100644 --- a/net/rose/af_rose.c +++ b/net/rose/af_rose.c @@ -165,10 +165,9 @@ static void rose_remove_socket(struct sock *sk)  void rose_kill_by_neigh(struct rose_neigh *neigh)  {  	struct sock *s; -	struct hlist_node *node;  	spin_lock_bh(&rose_list_lock); -	sk_for_each(s, node, &rose_list) { +	sk_for_each(s, &rose_list) {  		struct rose_sock *rose = rose_sk(s);  		if (rose->neighbour == neigh) { @@ -186,10 +185,9 @@ void rose_kill_by_neigh(struct rose_neigh *neigh)  static void rose_kill_by_device(struct net_device *dev)  {  	struct sock *s; -	struct hlist_node *node;  	spin_lock_bh(&rose_list_lock); -	sk_for_each(s, node, &rose_list) { +	sk_for_each(s, &rose_list) {  		struct rose_sock *rose = rose_sk(s);  		if (rose->device == dev) { @@ -246,10 +244,9 @@ static void rose_insert_socket(struct sock *sk)  static struct sock *rose_find_listener(rose_address *addr, ax25_address *call)  {  	struct sock *s; -	struct hlist_node *node;  	spin_lock_bh(&rose_list_lock); -	sk_for_each(s, node, &rose_list) { +	sk_for_each(s, &rose_list) {  		struct rose_sock *rose = rose_sk(s);  		if (!rosecmp(&rose->source_addr, addr) && @@ -258,7 +255,7 @@ static struct sock *rose_find_listener(rose_address *addr, ax25_address *call)  			goto found;  	} -	sk_for_each(s, node, &rose_list) { +	sk_for_each(s, &rose_list) {  		struct rose_sock *rose = rose_sk(s);  		if (!rosecmp(&rose->source_addr, addr) && @@ -278,10 +275,9 @@ found:  struct sock *rose_find_socket(unsigned int lci, struct rose_neigh *neigh)  {  	struct sock *s; -	struct hlist_node *node;  	spin_lock_bh(&rose_list_lock); -	sk_for_each(s, node, &rose_list) { +	sk_for_each(s, &rose_list) {  		struct rose_sock *rose = rose_sk(s);  		if (rose->lci == lci && rose->neighbour == neigh) diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c index a181b484812..c297e2a8e2a 100644 --- a/net/sched/sch_api.c +++ b/net/sched/sch_api.c @@ -545,7 +545,7 @@ static void qdisc_class_hash_free(struct hlist_head *h, unsigned int n)  void qdisc_class_hash_grow(struct Qdisc *sch, struct Qdisc_class_hash *clhash)  {  	struct Qdisc_class_common *cl; -	struct hlist_node *n, *next; +	struct hlist_node *next;  	struct hlist_head *nhash, *ohash;  	unsigned int nsize, nmask, osize;  	unsigned int i, h; @@ -564,7 +564,7 @@ void qdisc_class_hash_grow(struct Qdisc *sch, struct Qdisc_class_hash *clhash)  	sch_tree_lock(sch);  	for (i = 0; i < osize; i++) { -		hlist_for_each_entry_safe(cl, n, next, &ohash[i], hnode) { +		hlist_for_each_entry_safe(cl, next, &ohash[i], hnode) {  			h = qdisc_class_hash(cl->classid, nmask);  			hlist_add_head(&cl->hnode, &nhash[h]);  		} diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c index 0e19948470b..13aa47aa2ff 100644 --- a/net/sched/sch_cbq.c +++ b/net/sched/sch_cbq.c @@ -1041,14 +1041,13 @@ static void cbq_adjust_levels(struct cbq_class *this)  static void cbq_normalize_quanta(struct cbq_sched_data *q, int prio)  {  	struct cbq_class *cl; -	struct hlist_node *n;  	unsigned int h;  	if (q->quanta[prio] == 0)  		return;  	for (h = 0; h < q->clhash.hashsize; h++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[h], common.hnode) { +		hlist_for_each_entry(cl, &q->clhash.hash[h], common.hnode) {  			/* BUGGGG... Beware! This expression suffer of  			 * arithmetic overflows!  			 */ @@ -1087,10 +1086,9 @@ static void cbq_sync_defmap(struct cbq_class *cl)  			continue;  		for (h = 0; h < q->clhash.hashsize; h++) { -			struct hlist_node *n;  			struct cbq_class *c; -			hlist_for_each_entry(c, n, &q->clhash.hash[h], +			hlist_for_each_entry(c, &q->clhash.hash[h],  					     common.hnode) {  				if (c->split == split && c->level < level &&  				    c->defmap & (1<<i)) { @@ -1210,7 +1208,6 @@ cbq_reset(struct Qdisc *sch)  {  	struct cbq_sched_data *q = qdisc_priv(sch);  	struct cbq_class *cl; -	struct hlist_node *n;  	int prio;  	unsigned int h; @@ -1228,7 +1225,7 @@ cbq_reset(struct Qdisc *sch)  		q->active[prio] = NULL;  	for (h = 0; h < q->clhash.hashsize; h++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[h], common.hnode) { +		hlist_for_each_entry(cl, &q->clhash.hash[h], common.hnode) {  			qdisc_reset(cl->q);  			cl->next_alive = NULL; @@ -1697,7 +1694,7 @@ static void cbq_destroy_class(struct Qdisc *sch, struct cbq_class *cl)  static void cbq_destroy(struct Qdisc *sch)  {  	struct cbq_sched_data *q = qdisc_priv(sch); -	struct hlist_node *n, *next; +	struct hlist_node *next;  	struct cbq_class *cl;  	unsigned int h; @@ -1710,11 +1707,11 @@ static void cbq_destroy(struct Qdisc *sch)  	 * be bound to classes which have been destroyed already. --TGR '04  	 */  	for (h = 0; h < q->clhash.hashsize; h++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[h], common.hnode) +		hlist_for_each_entry(cl, &q->clhash.hash[h], common.hnode)  			tcf_destroy_chain(&cl->filter_list);  	}  	for (h = 0; h < q->clhash.hashsize; h++) { -		hlist_for_each_entry_safe(cl, n, next, &q->clhash.hash[h], +		hlist_for_each_entry_safe(cl, next, &q->clhash.hash[h],  					  common.hnode)  			cbq_destroy_class(sch, cl);  	} @@ -2013,14 +2010,13 @@ static void cbq_walk(struct Qdisc *sch, struct qdisc_walker *arg)  {  	struct cbq_sched_data *q = qdisc_priv(sch);  	struct cbq_class *cl; -	struct hlist_node *n;  	unsigned int h;  	if (arg->stop)  		return;  	for (h = 0; h < q->clhash.hashsize; h++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[h], common.hnode) { +		hlist_for_each_entry(cl, &q->clhash.hash[h], common.hnode) {  			if (arg->count < arg->skip) {  				arg->count++;  				continue; diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c index 71e50c80315..759b308d1a8 100644 --- a/net/sched/sch_drr.c +++ b/net/sched/sch_drr.c @@ -293,14 +293,13 @@ static void drr_walk(struct Qdisc *sch, struct qdisc_walker *arg)  {  	struct drr_sched *q = qdisc_priv(sch);  	struct drr_class *cl; -	struct hlist_node *n;  	unsigned int i;  	if (arg->stop)  		return;  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) { +		hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) {  			if (arg->count < arg->skip) {  				arg->count++;  				continue; @@ -451,11 +450,10 @@ static void drr_reset_qdisc(struct Qdisc *sch)  {  	struct drr_sched *q = qdisc_priv(sch);  	struct drr_class *cl; -	struct hlist_node *n;  	unsigned int i;  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) { +		hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) {  			if (cl->qdisc->q.qlen)  				list_del(&cl->alist);  			qdisc_reset(cl->qdisc); @@ -468,13 +466,13 @@ static void drr_destroy_qdisc(struct Qdisc *sch)  {  	struct drr_sched *q = qdisc_priv(sch);  	struct drr_class *cl; -	struct hlist_node *n, *next; +	struct hlist_node *next;  	unsigned int i;  	tcf_destroy_chain(&q->filter_list);  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry_safe(cl, n, next, &q->clhash.hash[i], +		hlist_for_each_entry_safe(cl, next, &q->clhash.hash[i],  					  common.hnode)  			drr_destroy_class(sch, cl);  	} diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c index 6c2ec451054..9facea03fae 100644 --- a/net/sched/sch_hfsc.c +++ b/net/sched/sch_hfsc.c @@ -1389,7 +1389,6 @@ static void  hfsc_walk(struct Qdisc *sch, struct qdisc_walker *arg)  {  	struct hfsc_sched *q = qdisc_priv(sch); -	struct hlist_node *n;  	struct hfsc_class *cl;  	unsigned int i; @@ -1397,7 +1396,7 @@ hfsc_walk(struct Qdisc *sch, struct qdisc_walker *arg)  		return;  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[i], +		hlist_for_each_entry(cl, &q->clhash.hash[i],  				     cl_common.hnode) {  			if (arg->count < arg->skip) {  				arg->count++; @@ -1523,11 +1522,10 @@ hfsc_reset_qdisc(struct Qdisc *sch)  {  	struct hfsc_sched *q = qdisc_priv(sch);  	struct hfsc_class *cl; -	struct hlist_node *n;  	unsigned int i;  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[i], cl_common.hnode) +		hlist_for_each_entry(cl, &q->clhash.hash[i], cl_common.hnode)  			hfsc_reset_class(cl);  	}  	q->eligible = RB_ROOT; @@ -1540,16 +1538,16 @@ static void  hfsc_destroy_qdisc(struct Qdisc *sch)  {  	struct hfsc_sched *q = qdisc_priv(sch); -	struct hlist_node *n, *next; +	struct hlist_node *next;  	struct hfsc_class *cl;  	unsigned int i;  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[i], cl_common.hnode) +		hlist_for_each_entry(cl, &q->clhash.hash[i], cl_common.hnode)  			tcf_destroy_chain(&cl->filter_list);  	}  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry_safe(cl, n, next, &q->clhash.hash[i], +		hlist_for_each_entry_safe(cl, next, &q->clhash.hash[i],  					  cl_common.hnode)  			hfsc_destroy_class(sch, cl);  	} @@ -1564,12 +1562,11 @@ hfsc_dump_qdisc(struct Qdisc *sch, struct sk_buff *skb)  	unsigned char *b = skb_tail_pointer(skb);  	struct tc_hfsc_qopt qopt;  	struct hfsc_class *cl; -	struct hlist_node *n;  	unsigned int i;  	sch->qstats.backlog = 0;  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[i], cl_common.hnode) +		hlist_for_each_entry(cl, &q->clhash.hash[i], cl_common.hnode)  			sch->qstats.backlog += cl->qdisc->qstats.backlog;  	} diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c index 03c2692ca01..571f1d211f4 100644 --- a/net/sched/sch_htb.c +++ b/net/sched/sch_htb.c @@ -949,11 +949,10 @@ static void htb_reset(struct Qdisc *sch)  {  	struct htb_sched *q = qdisc_priv(sch);  	struct htb_class *cl; -	struct hlist_node *n;  	unsigned int i;  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) { +		hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) {  			if (cl->level)  				memset(&cl->un.inner, 0, sizeof(cl->un.inner));  			else { @@ -1218,7 +1217,7 @@ static void htb_destroy_class(struct Qdisc *sch, struct htb_class *cl)  static void htb_destroy(struct Qdisc *sch)  {  	struct htb_sched *q = qdisc_priv(sch); -	struct hlist_node *n, *next; +	struct hlist_node *next;  	struct htb_class *cl;  	unsigned int i; @@ -1232,11 +1231,11 @@ static void htb_destroy(struct Qdisc *sch)  	tcf_destroy_chain(&q->filter_list);  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) +		hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode)  			tcf_destroy_chain(&cl->filter_list);  	}  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry_safe(cl, n, next, &q->clhash.hash[i], +		hlist_for_each_entry_safe(cl, next, &q->clhash.hash[i],  					  common.hnode)  			htb_destroy_class(sch, cl);  	} @@ -1516,14 +1515,13 @@ static void htb_walk(struct Qdisc *sch, struct qdisc_walker *arg)  {  	struct htb_sched *q = qdisc_priv(sch);  	struct htb_class *cl; -	struct hlist_node *n;  	unsigned int i;  	if (arg->stop)  		return;  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) { +		hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) {  			if (arg->count < arg->skip) {  				arg->count++;  				continue; diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c index 6ed37652a4c..e9a77f621c3 100644 --- a/net/sched/sch_qfq.c +++ b/net/sched/sch_qfq.c @@ -276,9 +276,8 @@ static struct qfq_aggregate *qfq_find_agg(struct qfq_sched *q,  					  u32 lmax, u32 weight)  {  	struct qfq_aggregate *agg; -	struct hlist_node *n; -	hlist_for_each_entry(agg, n, &q->nonfull_aggs, nonfull_next) +	hlist_for_each_entry(agg, &q->nonfull_aggs, nonfull_next)  		if (agg->lmax == lmax && agg->class_weight == weight)  			return agg; @@ -670,14 +669,13 @@ static void qfq_walk(struct Qdisc *sch, struct qdisc_walker *arg)  {  	struct qfq_sched *q = qdisc_priv(sch);  	struct qfq_class *cl; -	struct hlist_node *n;  	unsigned int i;  	if (arg->stop)  		return;  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) { +		hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) {  			if (arg->count < arg->skip) {  				arg->count++;  				continue; @@ -1376,11 +1374,10 @@ static unsigned int qfq_drop_from_slot(struct qfq_sched *q,  				       struct hlist_head *slot)  {  	struct qfq_aggregate *agg; -	struct hlist_node *n;  	struct qfq_class *cl;  	unsigned int len; -	hlist_for_each_entry(agg, n, slot, next) { +	hlist_for_each_entry(agg, slot, next) {  		list_for_each_entry(cl, &agg->active, alist) {  			if (!cl->qdisc->ops->drop) @@ -1459,11 +1456,10 @@ static void qfq_reset_qdisc(struct Qdisc *sch)  {  	struct qfq_sched *q = qdisc_priv(sch);  	struct qfq_class *cl; -	struct hlist_node *n;  	unsigned int i;  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry(cl, n, &q->clhash.hash[i], common.hnode) { +		hlist_for_each_entry(cl, &q->clhash.hash[i], common.hnode) {  			if (cl->qdisc->q.qlen > 0)  				qfq_deactivate_class(q, cl); @@ -1477,13 +1473,13 @@ static void qfq_destroy_qdisc(struct Qdisc *sch)  {  	struct qfq_sched *q = qdisc_priv(sch);  	struct qfq_class *cl; -	struct hlist_node *n, *next; +	struct hlist_node *next;  	unsigned int i;  	tcf_destroy_chain(&q->filter_list);  	for (i = 0; i < q->clhash.hashsize; i++) { -		hlist_for_each_entry_safe(cl, n, next, &q->clhash.hash[i], +		hlist_for_each_entry_safe(cl, next, &q->clhash.hash[i],  					  common.hnode) {  			qfq_destroy_class(sch, cl);  		} diff --git a/net/sctp/endpointola.c b/net/sctp/endpointola.c index 73aad3d16a4..2b3ef03c609 100644 --- a/net/sctp/endpointola.c +++ b/net/sctp/endpointola.c @@ -332,7 +332,6 @@ static struct sctp_association *__sctp_endpoint_lookup_assoc(  	struct sctp_transport *t = NULL;  	struct sctp_hashbucket *head;  	struct sctp_ep_common *epb; -	struct hlist_node *node;  	int hash;  	int rport; @@ -350,7 +349,7 @@ static struct sctp_association *__sctp_endpoint_lookup_assoc(  				 rport);  	head = &sctp_assoc_hashtable[hash];  	read_lock(&head->lock); -	sctp_for_each_hentry(epb, node, &head->chain) { +	sctp_for_each_hentry(epb, &head->chain) {  		tmp = sctp_assoc(epb);  		if (tmp->ep != ep || rport != tmp->peer.port)  			continue; diff --git a/net/sctp/input.c b/net/sctp/input.c index 965bbbbe48d..4b2c83146aa 100644 --- a/net/sctp/input.c +++ b/net/sctp/input.c @@ -784,13 +784,12 @@ static struct sctp_endpoint *__sctp_rcv_lookup_endpoint(struct net *net,  	struct sctp_hashbucket *head;  	struct sctp_ep_common *epb;  	struct sctp_endpoint *ep; -	struct hlist_node *node;  	int hash;  	hash = sctp_ep_hashfn(net, ntohs(laddr->v4.sin_port));  	head = &sctp_ep_hashtable[hash];  	read_lock(&head->lock); -	sctp_for_each_hentry(epb, node, &head->chain) { +	sctp_for_each_hentry(epb, &head->chain) {  		ep = sctp_ep(epb);  		if (sctp_endpoint_is_match(ep, net, laddr))  			goto hit; @@ -876,7 +875,6 @@ static struct sctp_association *__sctp_lookup_association(  	struct sctp_ep_common *epb;  	struct sctp_association *asoc;  	struct sctp_transport *transport; -	struct hlist_node *node;  	int hash;  	/* Optimize here for direct hit, only listening connections can @@ -886,7 +884,7 @@ static struct sctp_association *__sctp_lookup_association(  				 ntohs(peer->v4.sin_port));  	head = &sctp_assoc_hashtable[hash];  	read_lock(&head->lock); -	sctp_for_each_hentry(epb, node, &head->chain) { +	sctp_for_each_hentry(epb, &head->chain) {  		asoc = sctp_assoc(epb);  		transport = sctp_assoc_is_match(asoc, net, local, peer);  		if (transport) diff --git a/net/sctp/proc.c b/net/sctp/proc.c index 8c19e97262c..ab3bba8cb0a 100644 --- a/net/sctp/proc.c +++ b/net/sctp/proc.c @@ -213,7 +213,6 @@ static int sctp_eps_seq_show(struct seq_file *seq, void *v)  	struct sctp_ep_common *epb;  	struct sctp_endpoint *ep;  	struct sock *sk; -	struct hlist_node *node;  	int    hash = *(loff_t *)v;  	if (hash >= sctp_ep_hashsize) @@ -222,7 +221,7 @@ static int sctp_eps_seq_show(struct seq_file *seq, void *v)  	head = &sctp_ep_hashtable[hash];  	sctp_local_bh_disable();  	read_lock(&head->lock); -	sctp_for_each_hentry(epb, node, &head->chain) { +	sctp_for_each_hentry(epb, &head->chain) {  		ep = sctp_ep(epb);  		sk = epb->sk;  		if (!net_eq(sock_net(sk), seq_file_net(seq))) @@ -321,7 +320,6 @@ static int sctp_assocs_seq_show(struct seq_file *seq, void *v)  	struct sctp_ep_common *epb;  	struct sctp_association *assoc;  	struct sock *sk; -	struct hlist_node *node;  	int    hash = *(loff_t *)v;  	if (hash >= sctp_assoc_hashsize) @@ -330,7 +328,7 @@ static int sctp_assocs_seq_show(struct seq_file *seq, void *v)  	head = &sctp_assoc_hashtable[hash];  	sctp_local_bh_disable();  	read_lock(&head->lock); -	sctp_for_each_hentry(epb, node, &head->chain) { +	sctp_for_each_hentry(epb, &head->chain) {  		assoc = sctp_assoc(epb);  		sk = epb->sk;  		if (!net_eq(sock_net(sk), seq_file_net(seq))) @@ -436,7 +434,6 @@ static int sctp_remaddr_seq_show(struct seq_file *seq, void *v)  	struct sctp_hashbucket *head;  	struct sctp_ep_common *epb;  	struct sctp_association *assoc; -	struct hlist_node *node;  	struct sctp_transport *tsp;  	int    hash = *(loff_t *)v; @@ -447,7 +444,7 @@ static int sctp_remaddr_seq_show(struct seq_file *seq, void *v)  	sctp_local_bh_disable();  	read_lock(&head->lock);  	rcu_read_lock(); -	sctp_for_each_hentry(epb, node, &head->chain) { +	sctp_for_each_hentry(epb, &head->chain) {  		if (!net_eq(sock_net(epb->sk), seq_file_net(seq)))  			continue;  		assoc = sctp_assoc(epb); diff --git a/net/sctp/socket.c b/net/sctp/socket.c index cedd9bf67b8..c99458df3f3 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -5882,8 +5882,7 @@ static struct sctp_bind_bucket *sctp_bucket_create(  static long sctp_get_port_local(struct sock *sk, union sctp_addr *addr)  {  	struct sctp_bind_hashbucket *head; /* hash list */ -	struct sctp_bind_bucket *pp; /* hash list port iterator */ -	struct hlist_node *node; +	struct sctp_bind_bucket *pp;  	unsigned short snum;  	int ret; @@ -5910,7 +5909,7 @@ static long sctp_get_port_local(struct sock *sk, union sctp_addr *addr)  			index = sctp_phashfn(sock_net(sk), rover);  			head = &sctp_port_hashtable[index];  			sctp_spin_lock(&head->lock); -			sctp_for_each_hentry(pp, node, &head->chain) +			sctp_for_each_hentry(pp, &head->chain)  				if ((pp->port == rover) &&  				    net_eq(sock_net(sk), pp->net))  					goto next; @@ -5938,7 +5937,7 @@ static long sctp_get_port_local(struct sock *sk, union sctp_addr *addr)  		 */  		head = &sctp_port_hashtable[sctp_phashfn(sock_net(sk), snum)];  		sctp_spin_lock(&head->lock); -		sctp_for_each_hentry(pp, node, &head->chain) { +		sctp_for_each_hentry(pp, &head->chain) {  			if ((pp->port == snum) && net_eq(pp->net, sock_net(sk)))  				goto pp_found;  		} @@ -5970,7 +5969,7 @@ pp_found:  		 * that this port/socket (sk) combination are already  		 * in an endpoint.  		 */ -		sk_for_each_bound(sk2, node, &pp->owner) { +		sk_for_each_bound(sk2, &pp->owner) {  			struct sctp_endpoint *ep2;  			ep2 = sctp_sk(sk2)->ep; diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c index 392adc41e2e..f5294047df7 100644 --- a/net/sunrpc/auth.c +++ b/net/sunrpc/auth.c @@ -407,7 +407,6 @@ rpcauth_lookup_credcache(struct rpc_auth *auth, struct auth_cred * acred,  {  	LIST_HEAD(free);  	struct rpc_cred_cache *cache = auth->au_credcache; -	struct hlist_node *pos;  	struct rpc_cred	*cred = NULL,  			*entry, *new;  	unsigned int nr; @@ -415,7 +414,7 @@ rpcauth_lookup_credcache(struct rpc_auth *auth, struct auth_cred * acred,  	nr = hash_long(from_kuid(&init_user_ns, acred->uid), cache->hashbits);  	rcu_read_lock(); -	hlist_for_each_entry_rcu(entry, pos, &cache->hashtable[nr], cr_hash) { +	hlist_for_each_entry_rcu(entry, &cache->hashtable[nr], cr_hash) {  		if (!entry->cr_ops->crmatch(acred, entry, flags))  			continue;  		spin_lock(&cache->lock); @@ -439,7 +438,7 @@ rpcauth_lookup_credcache(struct rpc_auth *auth, struct auth_cred * acred,  	}  	spin_lock(&cache->lock); -	hlist_for_each_entry(entry, pos, &cache->hashtable[nr], cr_hash) { +	hlist_for_each_entry(entry, &cache->hashtable[nr], cr_hash) {  		if (!entry->cr_ops->crmatch(acred, entry, flags))  			continue;  		cred = get_rpccred(entry); diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c index f3897d10f64..39a4112faf5 100644 --- a/net/sunrpc/cache.c +++ b/net/sunrpc/cache.c @@ -670,13 +670,13 @@ static void cache_revisit_request(struct cache_head *item)  {  	struct cache_deferred_req *dreq;  	struct list_head pending; -	struct hlist_node *lp, *tmp; +	struct hlist_node *tmp;  	int hash = DFR_HASH(item);  	INIT_LIST_HEAD(&pending);  	spin_lock(&cache_defer_lock); -	hlist_for_each_entry_safe(dreq, lp, tmp, &cache_defer_hash[hash], hash) +	hlist_for_each_entry_safe(dreq, tmp, &cache_defer_hash[hash], hash)  		if (dreq->item == item) {  			__unhash_deferred_req(dreq);  			list_add(&dreq->recent, &pending); diff --git a/net/sunrpc/svcauth.c b/net/sunrpc/svcauth.c index 7963569fc04..2af7b0cba43 100644 --- a/net/sunrpc/svcauth.c +++ b/net/sunrpc/svcauth.c @@ -138,13 +138,12 @@ auth_domain_lookup(char *name, struct auth_domain *new)  {  	struct auth_domain *hp;  	struct hlist_head *head; -	struct hlist_node *np;  	head = &auth_domain_table[hash_str(name, DN_HASHBITS)];  	spin_lock(&auth_domain_lock); -	hlist_for_each_entry(hp, np, head, hash) { +	hlist_for_each_entry(hp, head, hash) {  		if (strcmp(hp->name, name)==0) {  			kref_get(&hp->ref);  			spin_unlock(&auth_domain_lock); diff --git a/net/tipc/name_table.c b/net/tipc/name_table.c index 46754779fd3..24b16791431 100644 --- a/net/tipc/name_table.c +++ b/net/tipc/name_table.c @@ -473,11 +473,10 @@ static void tipc_nameseq_subscribe(struct name_seq *nseq,  static struct name_seq *nametbl_find_seq(u32 type)  {  	struct hlist_head *seq_head; -	struct hlist_node *seq_node;  	struct name_seq *ns;  	seq_head = &table.types[hash(type)]; -	hlist_for_each_entry(ns, seq_node, seq_head, ns_list) { +	hlist_for_each_entry(ns, seq_head, ns_list) {  		if (ns->type == type)  			return ns;  	} @@ -853,7 +852,6 @@ static int nametbl_list(char *buf, int len, u32 depth_info,  			 u32 type, u32 lowbound, u32 upbound)  {  	struct hlist_head *seq_head; -	struct hlist_node *seq_node;  	struct name_seq *seq;  	int all_types;  	int ret = 0; @@ -873,7 +871,7 @@ static int nametbl_list(char *buf, int len, u32 depth_info,  		upbound = ~0;  		for (i = 0; i < TIPC_NAMETBL_SIZE; i++) {  			seq_head = &table.types[i]; -			hlist_for_each_entry(seq, seq_node, seq_head, ns_list) { +			hlist_for_each_entry(seq, seq_head, ns_list) {  				ret += nameseq_list(seq, buf + ret, len - ret,  						   depth, seq->type,  						   lowbound, upbound, i); @@ -889,7 +887,7 @@ static int nametbl_list(char *buf, int len, u32 depth_info,  		ret += nametbl_header(buf + ret, len - ret, depth);  		i = hash(type);  		seq_head = &table.types[i]; -		hlist_for_each_entry(seq, seq_node, seq_head, ns_list) { +		hlist_for_each_entry(seq, seq_head, ns_list) {  			if (seq->type == type) {  				ret += nameseq_list(seq, buf + ret, len - ret,  						   depth, type, diff --git a/net/tipc/node.c b/net/tipc/node.c index 48f39dd3eae..6e6c434872e 100644 --- a/net/tipc/node.c +++ b/net/tipc/node.c @@ -69,12 +69,11 @@ static unsigned int tipc_hashfn(u32 addr)  struct tipc_node *tipc_node_find(u32 addr)  {  	struct tipc_node *node; -	struct hlist_node *pos;  	if (unlikely(!in_own_cluster_exact(addr)))  		return NULL; -	hlist_for_each_entry(node, pos, &node_htable[tipc_hashfn(addr)], hash) { +	hlist_for_each_entry(node, &node_htable[tipc_hashfn(addr)], hash) {  		if (node->addr == addr)  			return node;  	} diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 87d28428901..51be64f163e 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -263,9 +263,8 @@ static struct sock *__unix_find_socket_byname(struct net *net,  					      int len, int type, unsigned int hash)  {  	struct sock *s; -	struct hlist_node *node; -	sk_for_each(s, node, &unix_socket_table[hash ^ type]) { +	sk_for_each(s, &unix_socket_table[hash ^ type]) {  		struct unix_sock *u = unix_sk(s);  		if (!net_eq(sock_net(s), net)) @@ -298,10 +297,9 @@ static inline struct sock *unix_find_socket_byname(struct net *net,  static struct sock *unix_find_socket_byinode(struct inode *i)  {  	struct sock *s; -	struct hlist_node *node;  	spin_lock(&unix_table_lock); -	sk_for_each(s, node, +	sk_for_each(s,  		    &unix_socket_table[i->i_ino & (UNIX_HASH_SIZE - 1)]) {  		struct dentry *dentry = unix_sk(s)->path.dentry; diff --git a/net/unix/diag.c b/net/unix/diag.c index 5ac19dc1d5e..d591091603b 100644 --- a/net/unix/diag.c +++ b/net/unix/diag.c @@ -192,10 +192,9 @@ static int unix_diag_dump(struct sk_buff *skb, struct netlink_callback *cb)  	     slot < ARRAY_SIZE(unix_socket_table);  	     s_num = 0, slot++) {  		struct sock *sk; -		struct hlist_node *node;  		num = 0; -		sk_for_each(sk, node, &unix_socket_table[slot]) { +		sk_for_each(sk, &unix_socket_table[slot]) {  			if (!net_eq(sock_net(sk), net))  				continue;  			if (num < s_num) @@ -226,9 +225,7 @@ static struct sock *unix_lookup_by_ino(int ino)  	spin_lock(&unix_table_lock);  	for (i = 0; i < ARRAY_SIZE(unix_socket_table); i++) { -		struct hlist_node *node; - -		sk_for_each(sk, node, &unix_socket_table[i]) +		sk_for_each(sk, &unix_socket_table[i])  			if (ino == sock_i_ino(sk)) {  				sock_hold(sk);  				spin_unlock(&unix_table_lock); diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c index a306bc66000..37ca9694aab 100644 --- a/net/x25/af_x25.c +++ b/net/x25/af_x25.c @@ -208,11 +208,10 @@ static void x25_remove_socket(struct sock *sk)  static void x25_kill_by_device(struct net_device *dev)  {  	struct sock *s; -	struct hlist_node *node;  	write_lock_bh(&x25_list_lock); -	sk_for_each(s, node, &x25_list) +	sk_for_each(s, &x25_list)  		if (x25_sk(s)->neighbour && x25_sk(s)->neighbour->dev == dev)  			x25_disconnect(s, ENETUNREACH, 0, 0); @@ -280,12 +279,11 @@ static struct sock *x25_find_listener(struct x25_address *addr,  {  	struct sock *s;  	struct sock *next_best; -	struct hlist_node *node;  	read_lock_bh(&x25_list_lock);  	next_best = NULL; -	sk_for_each(s, node, &x25_list) +	sk_for_each(s, &x25_list)  		if ((!strcmp(addr->x25_addr,  			x25_sk(s)->source_addr.x25_addr) ||  				!strcmp(addr->x25_addr, @@ -323,9 +321,8 @@ found:  static struct sock *__x25_find_socket(unsigned int lci, struct x25_neigh *nb)  {  	struct sock *s; -	struct hlist_node *node; -	sk_for_each(s, node, &x25_list) +	sk_for_each(s, &x25_list)  		if (x25_sk(s)->lci == lci && x25_sk(s)->neighbour == nb) {  			sock_hold(s);  			goto found; @@ -1782,11 +1779,10 @@ static struct notifier_block x25_dev_notifier = {  void x25_kill_by_neigh(struct x25_neigh *nb)  {  	struct sock *s; -	struct hlist_node *node;  	write_lock_bh(&x25_list_lock); -	sk_for_each(s, node, &x25_list) +	sk_for_each(s, &x25_list)  		if (x25_sk(s)->neighbour == nb)  			x25_disconnect(s, ENETUNREACH, 0, 0); diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 5b47180986f..167c67d46c6 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -379,27 +379,27 @@ static void xfrm_dst_hash_transfer(struct hlist_head *list,  				   struct hlist_head *ndsttable,  				   unsigned int nhashmask)  { -	struct hlist_node *entry, *tmp, *entry0 = NULL; +	struct hlist_node *tmp, *entry0 = NULL;  	struct xfrm_policy *pol;  	unsigned int h0 = 0;  redo: -	hlist_for_each_entry_safe(pol, entry, tmp, list, bydst) { +	hlist_for_each_entry_safe(pol, tmp, list, bydst) {  		unsigned int h;  		h = __addr_hash(&pol->selector.daddr, &pol->selector.saddr,  				pol->family, nhashmask);  		if (!entry0) { -			hlist_del(entry); +			hlist_del(&pol->bydst);  			hlist_add_head(&pol->bydst, ndsttable+h);  			h0 = h;  		} else {  			if (h != h0)  				continue; -			hlist_del(entry); +			hlist_del(&pol->bydst);  			hlist_add_after(entry0, &pol->bydst);  		} -		entry0 = entry; +		entry0 = &pol->bydst;  	}  	if (!hlist_empty(list)) {  		entry0 = NULL; @@ -411,10 +411,10 @@ static void xfrm_idx_hash_transfer(struct hlist_head *list,  				   struct hlist_head *nidxtable,  				   unsigned int nhashmask)  { -	struct hlist_node *entry, *tmp; +	struct hlist_node *tmp;  	struct xfrm_policy *pol; -	hlist_for_each_entry_safe(pol, entry, tmp, list, byidx) { +	hlist_for_each_entry_safe(pol, tmp, list, byidx) {  		unsigned int h;  		h = __idx_hash(pol->index, nhashmask); @@ -544,7 +544,6 @@ static u32 xfrm_gen_index(struct net *net, int dir)  	static u32 idx_generator;  	for (;;) { -		struct hlist_node *entry;  		struct hlist_head *list;  		struct xfrm_policy *p;  		u32 idx; @@ -556,7 +555,7 @@ static u32 xfrm_gen_index(struct net *net, int dir)  			idx = 8;  		list = net->xfrm.policy_byidx + idx_hash(net, idx);  		found = 0; -		hlist_for_each_entry(p, entry, list, byidx) { +		hlist_for_each_entry(p, list, byidx) {  			if (p->index == idx) {  				found = 1;  				break; @@ -628,13 +627,13 @@ int xfrm_policy_insert(int dir, struct xfrm_policy *policy, int excl)  	struct xfrm_policy *pol;  	struct xfrm_policy *delpol;  	struct hlist_head *chain; -	struct hlist_node *entry, *newpos; +	struct hlist_node *newpos;  	write_lock_bh(&xfrm_policy_lock);  	chain = policy_hash_bysel(net, &policy->selector, policy->family, dir);  	delpol = NULL;  	newpos = NULL; -	hlist_for_each_entry(pol, entry, chain, bydst) { +	hlist_for_each_entry(pol, chain, bydst) {  		if (pol->type == policy->type &&  		    !selector_cmp(&pol->selector, &policy->selector) &&  		    xfrm_policy_mark_match(policy, pol) && @@ -691,13 +690,12 @@ struct xfrm_policy *xfrm_policy_bysel_ctx(struct net *net, u32 mark, u8 type,  {  	struct xfrm_policy *pol, *ret;  	struct hlist_head *chain; -	struct hlist_node *entry;  	*err = 0;  	write_lock_bh(&xfrm_policy_lock);  	chain = policy_hash_bysel(net, sel, sel->family, dir);  	ret = NULL; -	hlist_for_each_entry(pol, entry, chain, bydst) { +	hlist_for_each_entry(pol, chain, bydst) {  		if (pol->type == type &&  		    (mark & pol->mark.m) == pol->mark.v &&  		    !selector_cmp(sel, &pol->selector) && @@ -729,7 +727,6 @@ struct xfrm_policy *xfrm_policy_byid(struct net *net, u32 mark, u8 type,  {  	struct xfrm_policy *pol, *ret;  	struct hlist_head *chain; -	struct hlist_node *entry;  	*err = -ENOENT;  	if (xfrm_policy_id2dir(id) != dir) @@ -739,7 +736,7 @@ struct xfrm_policy *xfrm_policy_byid(struct net *net, u32 mark, u8 type,  	write_lock_bh(&xfrm_policy_lock);  	chain = net->xfrm.policy_byidx + idx_hash(net, id);  	ret = NULL; -	hlist_for_each_entry(pol, entry, chain, byidx) { +	hlist_for_each_entry(pol, chain, byidx) {  		if (pol->type == type && pol->index == id &&  		    (mark & pol->mark.m) == pol->mark.v) {  			xfrm_pol_hold(pol); @@ -772,10 +769,9 @@ xfrm_policy_flush_secctx_check(struct net *net, u8 type, struct xfrm_audit *audi  	for (dir = 0; dir < XFRM_POLICY_MAX; dir++) {  		struct xfrm_policy *pol; -		struct hlist_node *entry;  		int i; -		hlist_for_each_entry(pol, entry, +		hlist_for_each_entry(pol,  				     &net->xfrm.policy_inexact[dir], bydst) {  			if (pol->type != type)  				continue; @@ -789,7 +785,7 @@ xfrm_policy_flush_secctx_check(struct net *net, u8 type, struct xfrm_audit *audi  			}  		}  		for (i = net->xfrm.policy_bydst[dir].hmask; i >= 0; i--) { -			hlist_for_each_entry(pol, entry, +			hlist_for_each_entry(pol,  					     net->xfrm.policy_bydst[dir].table + i,  					     bydst) {  				if (pol->type != type) @@ -828,11 +824,10 @@ int xfrm_policy_flush(struct net *net, u8 type, struct xfrm_audit *audit_info)  	for (dir = 0; dir < XFRM_POLICY_MAX; dir++) {  		struct xfrm_policy *pol; -		struct hlist_node *entry;  		int i;  	again1: -		hlist_for_each_entry(pol, entry, +		hlist_for_each_entry(pol,  				     &net->xfrm.policy_inexact[dir], bydst) {  			if (pol->type != type)  				continue; @@ -852,7 +847,7 @@ int xfrm_policy_flush(struct net *net, u8 type, struct xfrm_audit *audit_info)  		for (i = net->xfrm.policy_bydst[dir].hmask; i >= 0; i--) {  	again2: -			hlist_for_each_entry(pol, entry, +			hlist_for_each_entry(pol,  					     net->xfrm.policy_bydst[dir].table + i,  					     bydst) {  				if (pol->type != type) @@ -980,7 +975,6 @@ static struct xfrm_policy *xfrm_policy_lookup_bytype(struct net *net, u8 type,  	int err;  	struct xfrm_policy *pol, *ret;  	const xfrm_address_t *daddr, *saddr; -	struct hlist_node *entry;  	struct hlist_head *chain;  	u32 priority = ~0U; @@ -992,7 +986,7 @@ static struct xfrm_policy *xfrm_policy_lookup_bytype(struct net *net, u8 type,  	read_lock_bh(&xfrm_policy_lock);  	chain = policy_hash_direct(net, daddr, saddr, family, dir);  	ret = NULL; -	hlist_for_each_entry(pol, entry, chain, bydst) { +	hlist_for_each_entry(pol, chain, bydst) {  		err = xfrm_policy_match(pol, fl, type, family, dir);  		if (err) {  			if (err == -ESRCH) @@ -1008,7 +1002,7 @@ static struct xfrm_policy *xfrm_policy_lookup_bytype(struct net *net, u8 type,  		}  	}  	chain = &net->xfrm.policy_inexact[dir]; -	hlist_for_each_entry(pol, entry, chain, bydst) { +	hlist_for_each_entry(pol, chain, bydst) {  		err = xfrm_policy_match(pol, fl, type, family, dir);  		if (err) {  			if (err == -ESRCH) @@ -3041,13 +3035,12 @@ static struct xfrm_policy * xfrm_migrate_policy_find(const struct xfrm_selector  						     u8 dir, u8 type)  {  	struct xfrm_policy *pol, *ret = NULL; -	struct hlist_node *entry;  	struct hlist_head *chain;  	u32 priority = ~0U;  	read_lock_bh(&xfrm_policy_lock);  	chain = policy_hash_direct(&init_net, &sel->daddr, &sel->saddr, sel->family, dir); -	hlist_for_each_entry(pol, entry, chain, bydst) { +	hlist_for_each_entry(pol, chain, bydst) {  		if (xfrm_migrate_selector_match(sel, &pol->selector) &&  		    pol->type == type) {  			ret = pol; @@ -3056,7 +3049,7 @@ static struct xfrm_policy * xfrm_migrate_policy_find(const struct xfrm_selector  		}  	}  	chain = &init_net.xfrm.policy_inexact[dir]; -	hlist_for_each_entry(pol, entry, chain, bydst) { +	hlist_for_each_entry(pol, chain, bydst) {  		if (xfrm_migrate_selector_match(sel, &pol->selector) &&  		    pol->type == type &&  		    pol->priority < priority) { diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index ae01bdbcb29..2c341bdaf47 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -72,10 +72,10 @@ static void xfrm_hash_transfer(struct hlist_head *list,  			       struct hlist_head *nspitable,  			       unsigned int nhashmask)  { -	struct hlist_node *entry, *tmp; +	struct hlist_node *tmp;  	struct xfrm_state *x; -	hlist_for_each_entry_safe(x, entry, tmp, list, bydst) { +	hlist_for_each_entry_safe(x, tmp, list, bydst) {  		unsigned int h;  		h = __xfrm_dst_hash(&x->id.daddr, &x->props.saddr, @@ -368,14 +368,14 @@ static void xfrm_state_gc_task(struct work_struct *work)  {  	struct net *net = container_of(work, struct net, xfrm.state_gc_work);  	struct xfrm_state *x; -	struct hlist_node *entry, *tmp; +	struct hlist_node *tmp;  	struct hlist_head gc_list;  	spin_lock_bh(&xfrm_state_gc_lock);  	hlist_move_list(&net->xfrm.state_gc_list, &gc_list);  	spin_unlock_bh(&xfrm_state_gc_lock); -	hlist_for_each_entry_safe(x, entry, tmp, &gc_list, gclist) +	hlist_for_each_entry_safe(x, tmp, &gc_list, gclist)  		xfrm_state_gc_destroy(x);  	wake_up(&net->xfrm.km_waitq); @@ -577,10 +577,9 @@ xfrm_state_flush_secctx_check(struct net *net, u8 proto, struct xfrm_audit *audi  	int i, err = 0;  	for (i = 0; i <= net->xfrm.state_hmask; i++) { -		struct hlist_node *entry;  		struct xfrm_state *x; -		hlist_for_each_entry(x, entry, net->xfrm.state_bydst+i, bydst) { +		hlist_for_each_entry(x, net->xfrm.state_bydst+i, bydst) {  			if (xfrm_id_proto_match(x->id.proto, proto) &&  			   (err = security_xfrm_state_delete(x)) != 0) {  				xfrm_audit_state_delete(x, 0, @@ -613,10 +612,9 @@ int xfrm_state_flush(struct net *net, u8 proto, struct xfrm_audit *audit_info)  	err = -ESRCH;  	for (i = 0; i <= net->xfrm.state_hmask; i++) { -		struct hlist_node *entry;  		struct xfrm_state *x;  restart: -		hlist_for_each_entry(x, entry, net->xfrm.state_bydst+i, bydst) { +		hlist_for_each_entry(x, net->xfrm.state_bydst+i, bydst) {  			if (!xfrm_state_kern(x) &&  			    xfrm_id_proto_match(x->id.proto, proto)) {  				xfrm_state_hold(x); @@ -685,9 +683,8 @@ static struct xfrm_state *__xfrm_state_lookup(struct net *net, u32 mark,  {  	unsigned int h = xfrm_spi_hash(net, daddr, spi, proto, family);  	struct xfrm_state *x; -	struct hlist_node *entry; -	hlist_for_each_entry(x, entry, net->xfrm.state_byspi+h, byspi) { +	hlist_for_each_entry(x, net->xfrm.state_byspi+h, byspi) {  		if (x->props.family != family ||  		    x->id.spi       != spi ||  		    x->id.proto     != proto || @@ -710,9 +707,8 @@ static struct xfrm_state *__xfrm_state_lookup_byaddr(struct net *net, u32 mark,  {  	unsigned int h = xfrm_src_hash(net, daddr, saddr, family);  	struct xfrm_state *x; -	struct hlist_node *entry; -	hlist_for_each_entry(x, entry, net->xfrm.state_bysrc+h, bysrc) { +	hlist_for_each_entry(x, net->xfrm.state_bysrc+h, bysrc) {  		if (x->props.family != family ||  		    x->id.proto     != proto ||  		    !xfrm_addr_equal(&x->id.daddr, daddr, family) || @@ -798,7 +794,6 @@ xfrm_state_find(const xfrm_address_t *daddr, const xfrm_address_t *saddr,  	static xfrm_address_t saddr_wildcard = { };  	struct net *net = xp_net(pol);  	unsigned int h, h_wildcard; -	struct hlist_node *entry;  	struct xfrm_state *x, *x0, *to_put;  	int acquire_in_progress = 0;  	int error = 0; @@ -810,7 +805,7 @@ xfrm_state_find(const xfrm_address_t *daddr, const xfrm_address_t *saddr,  	spin_lock_bh(&xfrm_state_lock);  	h = xfrm_dst_hash(net, daddr, saddr, tmpl->reqid, encap_family); -	hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h, bydst) { +	hlist_for_each_entry(x, net->xfrm.state_bydst+h, bydst) {  		if (x->props.family == encap_family &&  		    x->props.reqid == tmpl->reqid &&  		    (mark & x->mark.m) == x->mark.v && @@ -826,7 +821,7 @@ xfrm_state_find(const xfrm_address_t *daddr, const xfrm_address_t *saddr,  		goto found;  	h_wildcard = xfrm_dst_hash(net, daddr, &saddr_wildcard, tmpl->reqid, encap_family); -	hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h_wildcard, bydst) { +	hlist_for_each_entry(x, net->xfrm.state_bydst+h_wildcard, bydst) {  		if (x->props.family == encap_family &&  		    x->props.reqid == tmpl->reqid &&  		    (mark & x->mark.m) == x->mark.v && @@ -906,11 +901,10 @@ xfrm_stateonly_find(struct net *net, u32 mark,  {  	unsigned int h;  	struct xfrm_state *rx = NULL, *x = NULL; -	struct hlist_node *entry;  	spin_lock(&xfrm_state_lock);  	h = xfrm_dst_hash(net, daddr, saddr, reqid, family); -	hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h, bydst) { +	hlist_for_each_entry(x, net->xfrm.state_bydst+h, bydst) {  		if (x->props.family == family &&  		    x->props.reqid == reqid &&  		    (mark & x->mark.m) == x->mark.v && @@ -972,12 +966,11 @@ static void __xfrm_state_bump_genids(struct xfrm_state *xnew)  	unsigned short family = xnew->props.family;  	u32 reqid = xnew->props.reqid;  	struct xfrm_state *x; -	struct hlist_node *entry;  	unsigned int h;  	u32 mark = xnew->mark.v & xnew->mark.m;  	h = xfrm_dst_hash(net, &xnew->id.daddr, &xnew->props.saddr, reqid, family); -	hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h, bydst) { +	hlist_for_each_entry(x, net->xfrm.state_bydst+h, bydst) {  		if (x->props.family	== family &&  		    x->props.reqid	== reqid &&  		    (mark & x->mark.m) == x->mark.v && @@ -1004,11 +997,10 @@ static struct xfrm_state *__find_acq_core(struct net *net, struct xfrm_mark *m,  					  const xfrm_address_t *saddr, int create)  {  	unsigned int h = xfrm_dst_hash(net, daddr, saddr, reqid, family); -	struct hlist_node *entry;  	struct xfrm_state *x;  	u32 mark = m->v & m->m; -	hlist_for_each_entry(x, entry, net->xfrm.state_bydst+h, bydst) { +	hlist_for_each_entry(x, net->xfrm.state_bydst+h, bydst) {  		if (x->props.reqid  != reqid ||  		    x->props.mode   != mode ||  		    x->props.family != family || @@ -1215,12 +1207,11 @@ struct xfrm_state * xfrm_migrate_state_find(struct xfrm_migrate *m)  {  	unsigned int h;  	struct xfrm_state *x; -	struct hlist_node *entry;  	if (m->reqid) {  		h = xfrm_dst_hash(&init_net, &m->old_daddr, &m->old_saddr,  				  m->reqid, m->old_family); -		hlist_for_each_entry(x, entry, init_net.xfrm.state_bydst+h, bydst) { +		hlist_for_each_entry(x, init_net.xfrm.state_bydst+h, bydst) {  			if (x->props.mode != m->mode ||  			    x->id.proto != m->proto)  				continue; @@ -1237,7 +1228,7 @@ struct xfrm_state * xfrm_migrate_state_find(struct xfrm_migrate *m)  	} else {  		h = xfrm_src_hash(&init_net, &m->old_daddr, &m->old_saddr,  				  m->old_family); -		hlist_for_each_entry(x, entry, init_net.xfrm.state_bysrc+h, bysrc) { +		hlist_for_each_entry(x, init_net.xfrm.state_bysrc+h, bysrc) {  			if (x->props.mode != m->mode ||  			    x->id.proto != m->proto)  				continue; @@ -1466,10 +1457,9 @@ static struct xfrm_state *__xfrm_find_acq_byseq(struct net *net, u32 mark, u32 s  	int i;  	for (i = 0; i <= net->xfrm.state_hmask; i++) { -		struct hlist_node *entry;  		struct xfrm_state *x; -		hlist_for_each_entry(x, entry, net->xfrm.state_bydst+i, bydst) { +		hlist_for_each_entry(x, net->xfrm.state_bydst+i, bydst) {  			if (x->km.seq == seq &&  			    (mark & x->mark.m) == x->mark.v &&  			    x->km.state == XFRM_STATE_ACQ) { diff --git a/security/integrity/ima/ima_queue.c b/security/integrity/ima/ima_queue.c index 55a6271bce7..ff63fe00c19 100644 --- a/security/integrity/ima/ima_queue.c +++ b/security/integrity/ima/ima_queue.c @@ -45,12 +45,11 @@ static struct ima_queue_entry *ima_lookup_digest_entry(u8 *digest_value)  {  	struct ima_queue_entry *qe, *ret = NULL;  	unsigned int key; -	struct hlist_node *pos;  	int rc;  	key = ima_hash_key(digest_value);  	rcu_read_lock(); -	hlist_for_each_entry_rcu(qe, pos, &ima_htable.queue[key], hnext) { +	hlist_for_each_entry_rcu(qe, &ima_htable.queue[key], hnext) {  		rc = memcmp(qe->entry->digest, digest_value, IMA_DIGEST_SIZE);  		if (rc == 0) {  			ret = qe; diff --git a/security/selinux/avc.c b/security/selinux/avc.c index 4d3fab47e64..dad36a6ab45 100644 --- a/security/selinux/avc.c +++ b/security/selinux/avc.c @@ -188,11 +188,9 @@ int avc_get_hash_stats(char *page)  	for (i = 0; i < AVC_CACHE_SLOTS; i++) {  		head = &avc_cache.slots[i];  		if (!hlist_empty(head)) { -			struct hlist_node *next; -  			slots_used++;  			chain_len = 0; -			hlist_for_each_entry_rcu(node, next, head, list) +			hlist_for_each_entry_rcu(node, head, list)  				chain_len++;  			if (chain_len > max_chain_len)  				max_chain_len = chain_len; @@ -241,7 +239,6 @@ static inline int avc_reclaim_node(void)  	int hvalue, try, ecx;  	unsigned long flags;  	struct hlist_head *head; -	struct hlist_node *next;  	spinlock_t *lock;  	for (try = 0, ecx = 0; try < AVC_CACHE_SLOTS; try++) { @@ -253,7 +250,7 @@ static inline int avc_reclaim_node(void)  			continue;  		rcu_read_lock(); -		hlist_for_each_entry(node, next, head, list) { +		hlist_for_each_entry(node, head, list) {  			avc_node_delete(node);  			avc_cache_stats_incr(reclaims);  			ecx++; @@ -301,11 +298,10 @@ static inline struct avc_node *avc_search_node(u32 ssid, u32 tsid, u16 tclass)  	struct avc_node *node, *ret = NULL;  	int hvalue;  	struct hlist_head *head; -	struct hlist_node *next;  	hvalue = avc_hash(ssid, tsid, tclass);  	head = &avc_cache.slots[hvalue]; -	hlist_for_each_entry_rcu(node, next, head, list) { +	hlist_for_each_entry_rcu(node, head, list) {  		if (ssid == node->ae.ssid &&  		    tclass == node->ae.tclass &&  		    tsid == node->ae.tsid) { @@ -394,7 +390,6 @@ static struct avc_node *avc_insert(u32 ssid, u32 tsid, u16 tclass, struct av_dec  	node = avc_alloc_node();  	if (node) {  		struct hlist_head *head; -		struct hlist_node *next;  		spinlock_t *lock;  		hvalue = avc_hash(ssid, tsid, tclass); @@ -404,7 +399,7 @@ static struct avc_node *avc_insert(u32 ssid, u32 tsid, u16 tclass, struct av_dec  		lock = &avc_cache.slots_lock[hvalue];  		spin_lock_irqsave(lock, flag); -		hlist_for_each_entry(pos, next, head, list) { +		hlist_for_each_entry(pos, head, list) {  			if (pos->ae.ssid == ssid &&  			    pos->ae.tsid == tsid &&  			    pos->ae.tclass == tclass) { @@ -541,7 +536,6 @@ static int avc_update_node(u32 event, u32 perms, u32 ssid, u32 tsid, u16 tclass,  	unsigned long flag;  	struct avc_node *pos, *node, *orig = NULL;  	struct hlist_head *head; -	struct hlist_node *next;  	spinlock_t *lock;  	node = avc_alloc_node(); @@ -558,7 +552,7 @@ static int avc_update_node(u32 event, u32 perms, u32 ssid, u32 tsid, u16 tclass,  	spin_lock_irqsave(lock, flag); -	hlist_for_each_entry(pos, next, head, list) { +	hlist_for_each_entry(pos, head, list) {  		if (ssid == pos->ae.ssid &&  		    tsid == pos->ae.tsid &&  		    tclass == pos->ae.tclass && @@ -614,7 +608,6 @@ out:  static void avc_flush(void)  {  	struct hlist_head *head; -	struct hlist_node *next;  	struct avc_node *node;  	spinlock_t *lock;  	unsigned long flag; @@ -630,7 +623,7 @@ static void avc_flush(void)  		 * prevent RCU grace periods from ending.  		 */  		rcu_read_lock(); -		hlist_for_each_entry(node, next, head, list) +		hlist_for_each_entry(node, head, list)  			avc_node_delete(node);  		rcu_read_unlock();  		spin_unlock_irqrestore(lock, flag); diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index bc4ad797743..c8be0fbc514 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -314,7 +314,6 @@ static int perf_evlist__id_add_fd(struct perf_evlist *evlist,  struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id)  {  	struct hlist_head *head; -	struct hlist_node *pos;  	struct perf_sample_id *sid;  	int hash; @@ -324,7 +323,7 @@ struct perf_evsel *perf_evlist__id2evsel(struct perf_evlist *evlist, u64 id)  	hash = hash_64(id, PERF_EVLIST__HLIST_BITS);  	head = &evlist->heads[hash]; -	hlist_for_each_entry(sid, pos, head, node) +	hlist_for_each_entry(sid, head, node)  		if (sid->id == id)  			return sid->evsel; diff --git a/virt/kvm/eventfd.c b/virt/kvm/eventfd.c index b6eea5cc7b3..adb17f266b2 100644 --- a/virt/kvm/eventfd.c +++ b/virt/kvm/eventfd.c @@ -268,14 +268,13 @@ static void irqfd_update(struct kvm *kvm, struct _irqfd *irqfd,  			 struct kvm_irq_routing_table *irq_rt)  {  	struct kvm_kernel_irq_routing_entry *e; -	struct hlist_node *n;  	if (irqfd->gsi >= irq_rt->nr_rt_entries) {  		rcu_assign_pointer(irqfd->irq_entry, NULL);  		return;  	} -	hlist_for_each_entry(e, n, &irq_rt->map[irqfd->gsi], link) { +	hlist_for_each_entry(e, &irq_rt->map[irqfd->gsi], link) {  		/* Only fast-path MSI. */  		if (e->type == KVM_IRQ_ROUTING_MSI)  			rcu_assign_pointer(irqfd->irq_entry, e); diff --git a/virt/kvm/irq_comm.c b/virt/kvm/irq_comm.c index ff6d40e2c06..e9073cf4d04 100644 --- a/virt/kvm/irq_comm.c +++ b/virt/kvm/irq_comm.c @@ -173,7 +173,6 @@ int kvm_set_irq(struct kvm *kvm, int irq_source_id, u32 irq, int level)  	struct kvm_kernel_irq_routing_entry *e, irq_set[KVM_NR_IRQCHIPS];  	int ret = -1, i = 0;  	struct kvm_irq_routing_table *irq_rt; -	struct hlist_node *n;  	trace_kvm_set_irq(irq, level, irq_source_id); @@ -184,7 +183,7 @@ int kvm_set_irq(struct kvm *kvm, int irq_source_id, u32 irq, int level)  	rcu_read_lock();  	irq_rt = rcu_dereference(kvm->irq_routing);  	if (irq < irq_rt->nr_rt_entries) -		hlist_for_each_entry(e, n, &irq_rt->map[irq], link) +		hlist_for_each_entry(e, &irq_rt->map[irq], link)  			irq_set[i++] = *e;  	rcu_read_unlock(); @@ -212,7 +211,6 @@ int kvm_set_irq_inatomic(struct kvm *kvm, int irq_source_id, u32 irq, int level)  	struct kvm_kernel_irq_routing_entry *e;  	int ret = -EINVAL;  	struct kvm_irq_routing_table *irq_rt; -	struct hlist_node *n;  	trace_kvm_set_irq(irq, level, irq_source_id); @@ -227,7 +225,7 @@ int kvm_set_irq_inatomic(struct kvm *kvm, int irq_source_id, u32 irq, int level)  	rcu_read_lock();  	irq_rt = rcu_dereference(kvm->irq_routing);  	if (irq < irq_rt->nr_rt_entries) -		hlist_for_each_entry(e, n, &irq_rt->map[irq], link) { +		hlist_for_each_entry(e, &irq_rt->map[irq], link) {  			if (likely(e->type == KVM_IRQ_ROUTING_MSI))  				ret = kvm_set_msi_inatomic(e, kvm);  			else @@ -241,13 +239,12 @@ int kvm_set_irq_inatomic(struct kvm *kvm, int irq_source_id, u32 irq, int level)  bool kvm_irq_has_notifier(struct kvm *kvm, unsigned irqchip, unsigned pin)  {  	struct kvm_irq_ack_notifier *kian; -	struct hlist_node *n;  	int gsi;  	rcu_read_lock();  	gsi = rcu_dereference(kvm->irq_routing)->chip[irqchip][pin];  	if (gsi != -1) -		hlist_for_each_entry_rcu(kian, n, &kvm->irq_ack_notifier_list, +		hlist_for_each_entry_rcu(kian, &kvm->irq_ack_notifier_list,  					 link)  			if (kian->gsi == gsi) {  				rcu_read_unlock(); @@ -263,7 +260,6 @@ EXPORT_SYMBOL_GPL(kvm_irq_has_notifier);  void kvm_notify_acked_irq(struct kvm *kvm, unsigned irqchip, unsigned pin)  {  	struct kvm_irq_ack_notifier *kian; -	struct hlist_node *n;  	int gsi;  	trace_kvm_ack_irq(irqchip, pin); @@ -271,7 +267,7 @@ void kvm_notify_acked_irq(struct kvm *kvm, unsigned irqchip, unsigned pin)  	rcu_read_lock();  	gsi = rcu_dereference(kvm->irq_routing)->chip[irqchip][pin];  	if (gsi != -1) -		hlist_for_each_entry_rcu(kian, n, &kvm->irq_ack_notifier_list, +		hlist_for_each_entry_rcu(kian, &kvm->irq_ack_notifier_list,  					 link)  			if (kian->gsi == gsi)  				kian->irq_acked(kian); @@ -369,13 +365,12 @@ void kvm_fire_mask_notifiers(struct kvm *kvm, unsigned irqchip, unsigned pin,  			     bool mask)  {  	struct kvm_irq_mask_notifier *kimn; -	struct hlist_node *n;  	int gsi;  	rcu_read_lock();  	gsi = rcu_dereference(kvm->irq_routing)->chip[irqchip][pin];  	if (gsi != -1) -		hlist_for_each_entry_rcu(kimn, n, &kvm->mask_notifier_list, link) +		hlist_for_each_entry_rcu(kimn, &kvm->mask_notifier_list, link)  			if (kimn->irq == gsi)  				kimn->func(kimn, mask);  	rcu_read_unlock(); @@ -396,13 +391,12 @@ static int setup_routing_entry(struct kvm_irq_routing_table *rt,  	int delta;  	unsigned max_pin;  	struct kvm_kernel_irq_routing_entry *ei; -	struct hlist_node *n;  	/*  	 * Do not allow GSI to be mapped to the same irqchip more than once.  	 * Allow only one to one mapping between GSI and MSI.  	 */ -	hlist_for_each_entry(ei, n, &rt->map[ue->gsi], link) +	hlist_for_each_entry(ei, &rt->map[ue->gsi], link)  		if (ei->type == KVM_IRQ_ROUTING_MSI ||  		    ue->type == KVM_IRQ_ROUTING_MSI ||  		    ue->u.irqchip.irqchip == ei->irqchip.irqchip)  |