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-rw-r--r--net/bridge/br_multicast.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index 568d5bf17534..702a1ae9220b 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -446,8 +446,11 @@ static struct sk_buff *br_ip6_multicast_alloc_query(struct net_bridge *br,
ip6h->nexthdr = IPPROTO_HOPOPTS;
ip6h->hop_limit = 1;
ipv6_addr_set(&ip6h->daddr, htonl(0xff020000), 0, 0, htonl(1));
- ipv6_dev_get_saddr(dev_net(br->dev), br->dev, &ip6h->daddr, 0,
- &ip6h->saddr);
+ if (ipv6_dev_get_saddr(dev_net(br->dev), br->dev, &ip6h->daddr, 0,
+ &ip6h->saddr)) {
+ kfree_skb(skb);
+ return NULL;
+ }
ipv6_eth_mc_map(&ip6h->daddr, eth->h_dest);
hopopt = (u8 *)(ip6h + 1);