Commit 8953de2f authored by Mike Manning's avatar Mike Manning Committed by David S. Miller
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net: bridge: allow IPv6 when multicast flood is disabled

Even with multicast flooding turned off, IPv6 ND should still work so
that IPv6 connectivity is provided. Allow this by continuing to flood
multicast traffic originated by us.

Fixes: b6cb5ac8

 ("net: bridge: add per-port multicast flood flag")
Cc: Nikolay Aleksandrov <>
Signed-off-by: default avatarMike Manning <>
Acked-by: default avatarNikolay Aleksandrov <>
Signed-off-by: default avatarDavid S. Miller <>
parent 16c54ac9
......@@ -186,8 +186,9 @@ void br_flood(struct net_bridge *br, struct sk_buff *skb,
/* Do not flood unicast traffic to ports that turn it off */
if (pkt_type == BR_PKT_UNICAST && !(p->flags & BR_FLOOD))
/* Do not flood if mc off, except for traffic we originate */
if (pkt_type == BR_PKT_MULTICAST &&
!(p->flags & BR_MCAST_FLOOD))
!(p->flags & BR_MCAST_FLOOD) && skb->dev != br->dev)
/* Do not flood to ports that enable proxy ARP */
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