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Diffstat (limited to 'net/ipv4/udp.c')
-rw-r--r--net/ipv4/udp.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 95d2f1980..eb8933bc0 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -2082,10 +2082,14 @@ void udp_v4_early_demux(struct sk_buff *skb)
if (!in_dev)
return;
- ours = ip_check_mc_rcu(in_dev, iph->daddr, iph->saddr,
- iph->protocol);
- if (!ours)
- return;
+ /* we are supposed to accept bcast packets */
+ if (skb->pkt_type == PACKET_MULTICAST) {
+ ours = ip_check_mc_rcu(in_dev, iph->daddr, iph->saddr,
+ iph->protocol);
+ if (!ours)
+ return;
+ }
+
sk = __udp4_lib_mcast_demux_lookup(net, uh->dest, iph->daddr,
uh->source, iph->saddr, dif);
} else if (skb->pkt_type == PACKET_HOST) {