--- zzzz-none-000/linux-4.4.60/net/bridge/br_mdb.c 2017-04-08 07:53:53.000000000 +0000 +++ wasp-540e-714/linux-4.4.60/net/bridge/br_mdb.c 2019-07-03 09:21:34.000000000 +0000 @@ -547,9 +547,7 @@ entry->state = p->state; rcu_assign_pointer(*pp, p->next); - hlist_del_init(&p->mglist); - del_timer(&p->timer); - call_rcu_bh(&p->rcu, br_multicast_free_pg); + br_multicast_delete_pg(p); err = 0; if (!mp->ports && !mp->mglist &&