diff options
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/addrconf.c | 4 | ||||
| -rw-r--r-- | net/ipv6/mcast.c | 19 |
2 files changed, 12 insertions, 11 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index 7df04d29492..e93fa62089f 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -2745,7 +2745,6 @@ static void addrconf_dad_timer(unsigned long data) { struct inet6_ifaddr *ifp = (struct inet6_ifaddr *) data; struct inet6_dev *idev = ifp->idev; - struct in6_addr unspec; struct in6_addr mcaddr; read_lock_bh(&idev->lock); @@ -2774,9 +2773,8 @@ static void addrconf_dad_timer(unsigned long data) read_unlock_bh(&idev->lock); /* send a neighbour solicitation for our addr */ - memset(&unspec, 0, sizeof(unspec)); addrconf_addr_solict_mult(&ifp->addr, &mcaddr); - ndisc_send_ns(ifp->idev->dev, NULL, &ifp->addr, &mcaddr, &unspec); + ndisc_send_ns(ifp->idev->dev, NULL, &ifp->addr, &mcaddr, &in6addr_any); out: in6_ifa_put(ifp); } diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c index c2dc2e2b6c0..54f91efdae5 100644 --- a/net/ipv6/mcast.c +++ b/net/ipv6/mcast.c @@ -1404,6 +1404,7 @@ static struct sk_buff *mld_newpack(struct net_device *dev, int size) struct sk_buff *skb; struct mld2_report *pmr; struct in6_addr addr_buf; + const struct in6_addr *saddr; int err; u8 ra[8] = { IPPROTO_ICMPV6, 0, IPV6_TLV_ROUTERALERT, 2, 0, 0, @@ -1422,10 +1423,11 @@ static struct sk_buff *mld_newpack(struct net_device *dev, int size) * use unspecified address as the source address * when a valid link-local address is not available. */ - memset(&addr_buf, 0, sizeof(addr_buf)); - } + saddr = &in6addr_any; + } else + saddr = &addr_buf; - ip6_nd_hdr(sk, skb, dev, &addr_buf, &mld2_all_mcr, NEXTHDR_HOP, 0); + ip6_nd_hdr(sk, skb, dev, saddr, &mld2_all_mcr, NEXTHDR_HOP, 0); memcpy(skb_put(skb, sizeof(ra)), ra, sizeof(ra)); @@ -1766,7 +1768,7 @@ static void igmp6_send(struct in6_addr *addr, struct net_device *dev, int type) struct inet6_dev *idev; struct sk_buff *skb; struct icmp6hdr *hdr; - const struct in6_addr *snd_addr; + const struct in6_addr *snd_addr, *saddr; struct in6_addr *addrp; struct in6_addr addr_buf; int err, len, payload_len, full_len; @@ -1805,10 +1807,11 @@ static void igmp6_send(struct in6_addr *addr, struct net_device *dev, int type) * use unspecified address as the source address * when a valid link-local address is not available. */ - memset(&addr_buf, 0, sizeof(addr_buf)); - } + saddr = &in6addr_any; + } else + saddr = &addr_buf; - ip6_nd_hdr(sk, skb, dev, &addr_buf, snd_addr, NEXTHDR_HOP, payload_len); + ip6_nd_hdr(sk, skb, dev, saddr, snd_addr, NEXTHDR_HOP, payload_len); memcpy(skb_put(skb, sizeof(ra)), ra, sizeof(ra)); @@ -1819,7 +1822,7 @@ static void igmp6_send(struct in6_addr *addr, struct net_device *dev, int type) addrp = (struct in6_addr *) skb_put(skb, sizeof(struct in6_addr)); ipv6_addr_copy(addrp, addr); - hdr->icmp6_cksum = csum_ipv6_magic(&addr_buf, snd_addr, len, + hdr->icmp6_cksum = csum_ipv6_magic(saddr, snd_addr, len, IPPROTO_ICMPV6, csum_partial((__u8 *) hdr, len, 0)); |