From 382bfeec48e43c416af9b271b9b70d2f61ef32d2 Mon Sep 17 00:00:00 2001 From: Jesper Dangaard Brouer Date: Mon, 8 Jun 2009 03:11:38 +0000 Subject: can: af_can.c use rcu_barrier() on module unload. This module uses rcu_call() thus it should use rcu_barrier() on module unload. Signed-off-by: Jesper Dangaard Brouer Acked-by: Oliver Hartkopp Signed-off-by: David S. Miller --- net/can/af_can.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/net/can/af_can.c b/net/can/af_can.c index 10f0528c3bf5..e733725b11d4 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -903,6 +903,8 @@ static __exit void can_exit(void) } spin_unlock(&can_rcvlists_lock); + rcu_barrier(); /* Wait for completion of call_rcu()'s */ + kmem_cache_destroy(rcv_cache); } -- cgit v1.2.3