[PATCH 3.13.y-ckt 46/53] bridge: mdb: start delete timer for temp static entries

[Kamal Mostafa]

3.13.11-ckt25 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Satish Ashok <sashok@xxxxxxxxxxxxxxxxxxx>

commit f7e2965db17dd3b60f05fad88e7afc79ea75b48f upstream.

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

Signed-off-by: Satish Ashok <sashok@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Nikolay Aleksandrov <nikolay@xxxxxxxxxxxxxxxxxxx>
Fixes: ccb1c31a7a87 ("bridge: add flags to distinguish permanent mdb entires")
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
---
 net/bridge/br_mdb.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c
index b734575..7d89514 100644
--- a/net/bridge/br_mdb.c
+++ b/net/bridge/br_mdb.c
@@ -322,6 +322,7 @@ 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);
@@ -346,6 +347,8 @@ 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;
-- 
1.9.1

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