diff options
Diffstat (limited to 'net/ipv6/mcast.c')
| -rw-r--r-- | net/ipv6/mcast.c | 66 | 
1 files changed, 33 insertions, 33 deletions
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c index 2a3a22cf760..6d0f5dc8e3a 100644 --- a/net/ipv6/mcast.c +++ b/net/ipv6/mcast.c @@ -606,13 +606,13 @@ done:  	return err;  } -int inet6_mc_check(struct sock *sk, const struct in6_addr *mc_addr, -		   const struct in6_addr *src_addr) +bool inet6_mc_check(struct sock *sk, const struct in6_addr *mc_addr, +		    const struct in6_addr *src_addr)  {  	struct ipv6_pinfo *np = inet6_sk(sk);  	struct ipv6_mc_socklist *mc;  	struct ip6_sf_socklist *psl; -	int rv = 1; +	bool rv = true;  	rcu_read_lock();  	for_each_pmc_rcu(np, mc) { @@ -621,7 +621,7 @@ int inet6_mc_check(struct sock *sk, const struct in6_addr *mc_addr,  	}  	if (!mc) {  		rcu_read_unlock(); -		return 1; +		return true;  	}  	read_lock(&mc->sflock);  	psl = mc->sflist; @@ -635,9 +635,9 @@ int inet6_mc_check(struct sock *sk, const struct in6_addr *mc_addr,  				break;  		}  		if (mc->sfmode == MCAST_INCLUDE && i >= psl->sl_count) -			rv = 0; +			rv = false;  		if (mc->sfmode == MCAST_EXCLUDE && i < psl->sl_count) -			rv = 0; +			rv = false;  	}  	read_unlock(&mc->sflock);  	rcu_read_unlock(); @@ -931,15 +931,15 @@ int ipv6_dev_mc_dec(struct net_device *dev, const struct in6_addr *addr)  /*   * identify MLD packets for MLD filter exceptions   */ -int ipv6_is_mld(struct sk_buff *skb, int nexthdr) +bool ipv6_is_mld(struct sk_buff *skb, int nexthdr)  {  	struct icmp6hdr *pic;  	if (nexthdr != IPPROTO_ICMPV6) -		return 0; +		return false;  	if (!pskb_may_pull(skb, sizeof(struct icmp6hdr))) -		return 0; +		return false;  	pic = icmp6_hdr(skb); @@ -948,22 +948,22 @@ int ipv6_is_mld(struct sk_buff *skb, int nexthdr)  	case ICMPV6_MGM_REPORT:  	case ICMPV6_MGM_REDUCTION:  	case ICMPV6_MLD2_REPORT: -		return 1; +		return true;  	default:  		break;  	} -	return 0; +	return false;  }  /*   *	check if the interface/address pair is valid   */ -int ipv6_chk_mcast_addr(struct net_device *dev, const struct in6_addr *group, -			const struct in6_addr *src_addr) +bool ipv6_chk_mcast_addr(struct net_device *dev, const struct in6_addr *group, +			 const struct in6_addr *src_addr)  {  	struct inet6_dev *idev;  	struct ifmcaddr6 *mc; -	int rv = 0; +	bool rv = false;  	rcu_read_lock();  	idev = __in6_dev_get(dev); @@ -990,7 +990,7 @@ int ipv6_chk_mcast_addr(struct net_device *dev, const struct in6_addr *group,  					rv = mc->mca_sfcount[MCAST_EXCLUDE] !=0;  				spin_unlock_bh(&mc->mca_lock);  			} else -				rv = 1; /* don't filter unspecified source */ +				rv = true; /* don't filter unspecified source */  		}  		read_unlock_bh(&idev->lock);  	} @@ -1046,8 +1046,8 @@ static void igmp6_group_queried(struct ifmcaddr6 *ma, unsigned long resptime)  }  /* mark EXCLUDE-mode sources */ -static int mld_xmarksources(struct ifmcaddr6 *pmc, int nsrcs, -	const struct in6_addr *srcs) +static bool mld_xmarksources(struct ifmcaddr6 *pmc, int nsrcs, +			     const struct in6_addr *srcs)  {  	struct ip6_sf_list *psf;  	int i, scount; @@ -1070,12 +1070,12 @@ static int mld_xmarksources(struct ifmcaddr6 *pmc, int nsrcs,  	}  	pmc->mca_flags &= ~MAF_GSQUERY;  	if (scount == nsrcs)	/* all sources excluded */ -		return 0; -	return 1; +		return false; +	return true;  } -static int mld_marksources(struct ifmcaddr6 *pmc, int nsrcs, -	const struct in6_addr *srcs) +static bool mld_marksources(struct ifmcaddr6 *pmc, int nsrcs, +			    const struct in6_addr *srcs)  {  	struct ip6_sf_list *psf;  	int i, scount; @@ -1099,10 +1099,10 @@ static int mld_marksources(struct ifmcaddr6 *pmc, int nsrcs,  	}  	if (!scount) {  		pmc->mca_flags &= ~MAF_GSQUERY; -		return 0; +		return false;  	}  	pmc->mca_flags |= MAF_GSQUERY; -	return 1; +	return true;  }  /* called with rcu_read_lock() */ @@ -1276,17 +1276,17 @@ int igmp6_event_report(struct sk_buff *skb)  	return 0;  } -static int is_in(struct ifmcaddr6 *pmc, struct ip6_sf_list *psf, int type, -	int gdeleted, int sdeleted) +static bool is_in(struct ifmcaddr6 *pmc, struct ip6_sf_list *psf, int type, +		  int gdeleted, int sdeleted)  {  	switch (type) {  	case MLD2_MODE_IS_INCLUDE:  	case MLD2_MODE_IS_EXCLUDE:  		if (gdeleted || sdeleted) -			return 0; +			return false;  		if (!((pmc->mca_flags & MAF_GSQUERY) && !psf->sf_gsresp)) {  			if (pmc->mca_sfmode == MCAST_INCLUDE) -				return 1; +				return true;  			/* don't include if this source is excluded  			 * in all filters  			 */ @@ -1295,29 +1295,29 @@ static int is_in(struct ifmcaddr6 *pmc, struct ip6_sf_list *psf, int type,  			return pmc->mca_sfcount[MCAST_EXCLUDE] ==  				psf->sf_count[MCAST_EXCLUDE];  		} -		return 0; +		return false;  	case MLD2_CHANGE_TO_INCLUDE:  		if (gdeleted || sdeleted) -			return 0; +			return false;  		return psf->sf_count[MCAST_INCLUDE] != 0;  	case MLD2_CHANGE_TO_EXCLUDE:  		if (gdeleted || sdeleted) -			return 0; +			return false;  		if (pmc->mca_sfcount[MCAST_EXCLUDE] == 0 ||  		    psf->sf_count[MCAST_INCLUDE]) -			return 0; +			return false;  		return pmc->mca_sfcount[MCAST_EXCLUDE] ==  			psf->sf_count[MCAST_EXCLUDE];  	case MLD2_ALLOW_NEW_SOURCES:  		if (gdeleted || !psf->sf_crcount) -			return 0; +			return false;  		return (pmc->mca_sfmode == MCAST_INCLUDE) ^ sdeleted;  	case MLD2_BLOCK_OLD_SOURCES:  		if (pmc->mca_sfmode == MCAST_INCLUDE)  			return gdeleted || (psf->sf_crcount && sdeleted);  		return psf->sf_crcount && !gdeleted && !sdeleted;  	} -	return 0; +	return false;  }  static int  |