diff options
Diffstat (limited to 'net/ipv4/arp.c')
| -rw-r--r-- | net/ipv4/arp.c | 66 | 
1 files changed, 33 insertions, 33 deletions
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c index 3981e8be9ab..a58afde4f72 100644 --- a/net/ipv4/arp.c +++ b/net/ipv4/arp.c @@ -15,9 +15,9 @@   * 2 of the License, or (at your option) any later version.   *   * Fixes: - *		Alan Cox	:	Removed the Ethernet assumptions in  + *		Alan Cox	:	Removed the Ethernet assumptions in   *					Florian's code - *		Alan Cox	:	Fixed some small errors in the ARP  + *		Alan Cox	:	Fixed some small errors in the ARP   *					logic   *		Alan Cox	:	Allow >4K in /proc   *		Alan Cox	:	Make ARP add its own protocol entry @@ -39,18 +39,18 @@   *		Jonathan Naylor :	Only lookup the hardware address for   *					the correct hardware type.   *		Germano Caronni	:	Assorted subtle races. - *		Craig Schlenter :	Don't modify permanent entry  + *		Craig Schlenter :	Don't modify permanent entry   *					during arp_rcv.   *		Russ Nelson	:	Tidied up a few bits.   *		Alexey Kuznetsov:	Major changes to caching and behaviour, - *					eg intelligent arp probing and  + *					eg intelligent arp probing and   *					generation   *					of host down events.   *		Alan Cox	:	Missing unlock in device events.   *		Eckes		:	ARP ioctl control errors.   *		Alexey Kuznetsov:	Arp free fix.   *		Manuel Rodriguez:	Gratuitous ARP. - *              Jonathan Layes  :       Added arpd support through kerneld  + *              Jonathan Layes  :       Added arpd support through kerneld   *                                      message queue (960314)   *		Mike Shaver	:	/proc/sys/net/ipv4/arp_* support   *		Mike McLagan    :	Routing by source @@ -210,7 +210,7 @@ int arp_mc_map(__be32 addr, u8 *haddr, struct net_device *dev, int dir)  	case ARPHRD_FDDI:  	case ARPHRD_IEEE802:  		ip_eth_mc_map(addr, haddr); -		return 0;  +		return 0;  	case ARPHRD_IEEE802_TR:  		ip_tr_mc_map(addr, haddr);  		return 0; @@ -288,7 +288,7 @@ static int arp_constructor(struct neighbour *neigh)  		switch (dev->type) {  		default:  			break; -		case ARPHRD_ROSE:	 +		case ARPHRD_ROSE:  #if defined(CONFIG_AX25) || defined(CONFIG_AX25_MODULE)  		case ARPHRD_AX25:  #if defined(CONFIG_NETROM) || defined(CONFIG_NETROM_MODULE) @@ -425,18 +425,18 @@ static int arp_filter(__be32 sip, __be32 tip, struct net_device *dev)  	struct flowi fl = { .nl_u = { .ip4_u = { .daddr = sip,  						 .saddr = tip } } };  	struct rtable *rt; -	int flag = 0;  +	int flag = 0;  	/*unsigned long now; */ -	if (ip_route_output_key(&rt, &fl) < 0)  +	if (ip_route_output_key(&rt, &fl) < 0)  		return 1; -	if (rt->u.dst.dev != dev) {  +	if (rt->u.dst.dev != dev) {  		NET_INC_STATS_BH(LINUX_MIB_ARPFILTER);  		flag = 1; -	}  -	ip_rt_put(rt);  -	return flag;  -}  +	} +	ip_rt_put(rt); +	return flag; +}  /* OBSOLETE FUNCTIONS */ @@ -490,7 +490,7 @@ int arp_find(unsigned char *haddr, struct sk_buff *skb)  		n->used = jiffies;  		if (n->nud_state&NUD_VALID || neigh_event_send(n, skb) == 0) {  			read_lock_bh(&n->lock); - 			memcpy(haddr, n->ha, dev->addr_len); +			memcpy(haddr, n->ha, dev->addr_len);  			read_unlock_bh(&n->lock);  			neigh_release(n);  			return 0; @@ -572,7 +572,7 @@ struct sk_buff *arp_create(int type, int ptype, __be32 dest_ip,  	/*  	 *	Allocate a buffer  	 */ -	 +  	skb = alloc_skb(sizeof(struct arphdr)+ 2*(dev->addr_len+4)  				+ LL_RESERVED_SPACE(dev), GFP_ATOMIC);  	if (skb == NULL) @@ -685,7 +685,7 @@ void arp_send(int type, int ptype, __be32 dest_ip,  	/*  	 *	No arp on this interface.  	 */ -	 +  	if (dev->flags&IFF_NOARP)  		return; @@ -725,7 +725,7 @@ static int arp_process(struct sk_buff *skb)  	arp = skb->nh.arph;  	switch (dev_type) { -	default:	 +	default:  		if (arp->ar_pro != htons(ETH_P_IP) ||  		    htons(dev_type) != arp->ar_hrd)  			goto out; @@ -792,7 +792,7 @@ static int arp_process(struct sk_buff *skb)  	tha	= arp_ptr;  	arp_ptr += dev->addr_len;  	memcpy(&tip, arp_ptr, 4); -/*  +/*   *	Check for bad requests for 127.x.x.x and requests for multicast   *	addresses.  If this is one such, delete it.   */ @@ -809,16 +809,16 @@ static int arp_process(struct sk_buff *skb)   *  Process entry.  The idea here is we want to send a reply if it is a   *  request for us or if it is a request for someone else that we hold   *  a proxy for.  We want to add an entry to our cache if it is a reply - *  to us or if it is a request for our address.   - *  (The assumption for this last is that if someone is requesting our  - *  address, they are probably intending to talk to us, so it saves time  - *  if we cache their address.  Their address is also probably not in  + *  to us or if it is a request for our address. + *  (The assumption for this last is that if someone is requesting our + *  address, they are probably intending to talk to us, so it saves time + *  if we cache their address.  Their address is also probably not in   *  our cache, since ours is not in their cache.) - *  + *   *  Putting this another way, we only care about replies if they are to   *  us, in which case we add them to the cache.  For requests, we care   *  about those for us and those for our proxies.  We reply to both, - *  and in the case of requests for us we add the requester to the arp  + *  and in the case of requests for us we add the requester to the arp   *  cache.   */ @@ -845,7 +845,7 @@ static int arp_process(struct sk_buff *skb)  				if (!dont_send)  					dont_send |= arp_ignore(in_dev,dev,sip,tip);  				if (!dont_send && IN_DEV_ARPFILTER(in_dev)) -					dont_send |= arp_filter(sip,tip,dev);  +					dont_send |= arp_filter(sip,tip,dev);  				if (!dont_send)  					arp_send(ARPOP_REPLY,ETH_P_ARP,sip,dev,tip,sha,dev->dev_addr,sha); @@ -860,7 +860,7 @@ static int arp_process(struct sk_buff *skb)  				if (n)  					neigh_release(n); -				if (NEIGH_CB(skb)->flags & LOCALLY_ENQUEUED ||  +				if (NEIGH_CB(skb)->flags & LOCALLY_ENQUEUED ||  				    skb->pkt_type == PACKET_HOST ||  				    in_dev->arp_parms->proxy_delay == 0) {  					arp_send(ARPOP_REPLY,ETH_P_ARP,sip,dev,tip,sha,dev->dev_addr,sha); @@ -1039,7 +1039,7 @@ static int arp_req_set(struct arpreq *r, struct net_device * dev)  		if (r->arp_flags & ATF_PERM)  			state = NUD_PERMANENT;  		err = neigh_update(neigh, (r->arp_flags&ATF_COM) ? -				   r->arp_ha.sa_data : NULL, state,  +				   r->arp_ha.sa_data : NULL, state,  				   NEIGH_UPDATE_F_OVERRIDE|  				   NEIGH_UPDATE_F_ADMIN);  		neigh_release(neigh); @@ -1121,7 +1121,7 @@ static int arp_req_delete(struct arpreq *r, struct net_device * dev)  	neigh = neigh_lookup(&arp_tbl, &ip, dev);  	if (neigh) {  		if (neigh->nud_state&~NUD_NOARP) -			err = neigh_update(neigh, NULL, NUD_FAILED,  +			err = neigh_update(neigh, NULL, NUD_FAILED,  					   NEIGH_UPDATE_F_OVERRIDE|  					   NEIGH_UPDATE_F_ADMIN);  		neigh_release(neigh); @@ -1181,7 +1181,7 @@ int arp_ioctl(unsigned int cmd, void __user *arg)  	switch(cmd) {  	case SIOCDARP: -	        err = arp_req_delete(&r, dev); +		err = arp_req_delete(&r, dev);  		break;  	case SIOCSARP:  		err = arp_req_set(&r, dev); @@ -1268,14 +1268,14 @@ static char *ax2asc2(ax25_address *a, char *buf)  		if (c != ' ') *s++ = c;  	} -	 +  	*s++ = '-';  	if ((n = ((a->ax25_call[6] >> 1) & 0x0F)) > 9) {  		*s++ = '1';  		n -= 10;  	} -	 +  	*s++ = n + '0';  	*s++ = '\0'; @@ -1373,7 +1373,7 @@ static int arp_seq_open(struct inode *inode, struct file *file)  	struct seq_file *seq;  	int rc = -ENOMEM;  	struct neigh_seq_state *s = kzalloc(sizeof(*s), GFP_KERNEL); -        +  	if (!s)  		goto out;  |