netpoll: inverted down_trylock() test

The return value is reversed from mutex_trylock(). Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
mariux64 · May 6, 2013 · a3dbbc2 · a3dbbc2
1 parent 243198d
commit a3dbbc2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
@@ -206,7 +206,7 @@ static void netpoll_poll_dev(struct net_device *dev)
 	 * the dev_open/close paths use this to block netpoll activity
 	 * while changing device state
 	 */
-	if (!down_trylock(&ni->dev_lock))
+	if (down_trylock(&ni->dev_lock))
 		return;
 
 	if (!netif_running(dev)) {