bridge: mdb: start delete timer for temp static entries

Start the delete timer when adding temp static entries so they can expire.

Signed-off-by: Satish Ashok <sashok@cumulusnetworks.com>
Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Fixes: ccb1c31a7a87 ("bridge: add flags to distinguish permanent mdb entires")
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c
index e29ad70..3bfc675 100644 (file)
--- a/net/bridge/br_mdb.c
+++ b/net/bridge/br_mdb.c
@@ -323,6 +323,7 @@ static int br_mdb_add_group(struct net_bridge *br, struct net_bridge_port *port,
        struct net_bridge_port_group *p;
        struct net_bridge_port_group __rcu **pp;
        struct net_bridge_mdb_htable *mdb;
+       unsigned long now = jiffies;
        int err;
 
        mdb = mlock_dereference(br->mdb, br);
@@ -347,6 +348,8 @@ static int br_mdb_add_group(struct net_bridge *br, struct net_bridge_port *port,
        if (unlikely(!p))
                return -ENOMEM;
        rcu_assign_pointer(*pp, p);
+       if (state == MDB_TEMPORARY)
+               mod_timer(&p->timer, now + br->multicast_membership_interval);
 
        br_mdb_notify(br->dev, port, group, RTM_NEWMDB);
        return 0;