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authorPavel Emelyanov <xemul@parallels.com>2010-11-02 02:52:05 +0100
committerDavid S. Miller <davem@davemloft.net>2010-11-04 02:50:06 +0100
commit58c490babd4b425310363cbd1f406d7e508f77a5 (patch)
tree48b4697403815b06da6a6dcf4c3495bd1401a51f /net/rds
parentde2104x: fix panic on load (diff)
downloadlinux-58c490babd4b425310363cbd1f406d7e508f77a5.tar.xz
linux-58c490babd4b425310363cbd1f406d7e508f77a5.zip
rds: Lost locking in loop connection freeing
The conn is removed from list in there and this requires proper lock protection. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/rds')
-rw-r--r--net/rds/loop.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/rds/loop.c b/net/rds/loop.c
index c390156b426f..aeec1d483b17 100644
--- a/net/rds/loop.c
+++ b/net/rds/loop.c
@@ -134,8 +134,12 @@ static int rds_loop_conn_alloc(struct rds_connection *conn, gfp_t gfp)
static void rds_loop_conn_free(void *arg)
{
struct rds_loop_connection *lc = arg;
+ unsigned long flags;
+
rdsdebug("lc %p\n", lc);
+ spin_lock_irqsave(&loop_conns_lock, flags);
list_del(&lc->loop_node);
+ spin_unlock_irqrestore(&loop_conns_lock, flags);
kfree(lc);
}