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>

1 files changed, 3 insertions, 0 deletions

diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c
index e29ad70b3000..3bfc675cf0d1 100644
--- 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;