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[PATCH 3.16.y-ckt 058/118] bridge: mdb: start delete timer for temp static entries

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3.16.7-ckt16 -stable review patch.  If anyone has any objections, please let me know.

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

From: Satish Ashok <sashok@cumulusnetworks.com>

commit f7e2965db17dd3b60f05fad88e7afc79ea75b48f upstream.

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>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
---
 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 d8b1833a363e..21927405cf4e 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;
--
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[PATCH 3.16.y-ckt 058/118] bridge: mdb: start delete timer for temp static entries Luis Henriques <luis.henriques@canonical.com> - 2015-08-12 11:30 +0200

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