[PATCH net-next 1/3] net: bridge: mcast: don't dump querier state if snooping is disabled
From: Nikolay Aleksandrov <razor@blackwall.org>
Date: 2021-08-16 10:11:50
Also in:
bridge
Subsystem:
ethernet bridge, networking [general], the rest · Maintainers:
Nikolay Aleksandrov, Ido Schimmel, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Nikolay Aleksandrov <redacted> 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 <redacted> --- net/bridge/br_multicast.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index 0e5d6ba03457..9bdf12635871 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c@@ -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;
--
2.31.1