Commit 8953de2f authored by Mike Manning's avatar Mike Manning Committed by David S. Miller

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 <[email protected]>
Signed-off-by: default avatarMike Manning <[email protected]>
Acked-by: default avatarNikolay Aleksandrov <[email protected]>
Signed-off-by: default avatarDavid S. Miller <[email protected]>
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))
continue;
/* 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)
continue;
/* Do not flood to ports that enable proxy ARP */
......
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