bridge: use ipv4_is_local_multicast() helper

Cc: Stephen Hemminger <stephen@networkplumber.org>
Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Cong Wang <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Amerigo Wang 2013-03-07 02:32:26 +00:00 committed by David S. Miller
parent 11e5e76eb4
commit bf5e4dd6b2

View file

@ -1368,7 +1368,7 @@ static int br_multicast_ipv4_rcv(struct net_bridge *br,
return -EINVAL;
if (iph->protocol != IPPROTO_IGMP) {
if ((iph->daddr & IGMP_LOCAL_GROUP_MASK) != IGMP_LOCAL_GROUP)
if (!ipv4_is_local_multicast(iph->daddr))
BR_INPUT_SKB_CB(skb)->mrouters_only = 1;
return 0;
}