net: bridge: mcast: don't dump querier state if snooping is disabled

A minor improvement to avoid dumping mcast ctx querier state if snooping
is disabled for that context (either bridge or vlan).

Signed-off-by: Nikolay Aleksandrov <nikolay@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nikolay Aleksandrov 2021-08-16 13:11:32 +03:00 committed by David S. Miller
parent 23a44b77e0
commit f137b7d4ec

View File

@ -2943,6 +2943,10 @@ int br_multicast_dump_querier_state(struct sk_buff *skb,
struct net_bridge_port *p;
struct nlattr *nest;
if (!br_opt_get(brmctx->br, BROPT_MULTICAST_ENABLED) ||
br_multicast_ctx_vlan_global_disabled(brmctx))
return 0;
nest = nla_nest_start(skb, nest_attr);
if (!nest)
return -EMSGSIZE;