tun: remove unnecessary memory barrier

[ Upstream commit ecef67cb10db7b83b3b71c61dbb29aa070ab0112 ]

Replace set_current_state with __set_current_state since no memory
barrier is needed at this point.

Signed-off-by: Timur Celik <mail@timurcelik.de>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index a87450df323067dfe6970e07631242ec026d97fa..4227ee33ef195efb67242c5e584b96bc4a0dbb91 100644 (file)
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1732,7 +1732,7 @@ static struct sk_buff *tun_ring_recv(struct tun_file *tfile, int noblock,
                schedule();
        }
 
-       set_current_state(TASK_RUNNING);
+       __set_current_state(TASK_RUNNING);
        remove_wait_queue(&tfile->wq.wait, &wait);
 
 out: