fs: dlm: cleanup STOP_IO bitflag set when stop io

There should no difference between setting the CF_IO_STOP flag
before restore_callbacks() to do it before or afterwards. The
restore_callbacks() will be sure that no callback is executed anymore
when the bit wasn't set.

Signed-off-by: Alexander Aring <aahringo@redhat.com>
Signed-off-by: David Teigland <teigland@redhat.com>

1 files changed, 4 insertions, 8 deletions

diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c
index b28505b8b23b..5a7586633cbe 100644
--- a/fs/dlm/lowcomms.c
+++ b/fs/dlm/lowcomms.c
@@ -735,19 +735,15 @@ static void stop_connection_io(struct connection *con)
 	if (con->othercon)
 		stop_connection_io(con->othercon);
 
+	spin_lock_bh(&con->writequeue_lock);
+	set_bit(CF_IO_STOP, &con->flags);
+	spin_unlock_bh(&con->writequeue_lock);
+
 	down_write(&con->sock_lock);
 	if (con->sock) {
 		lock_sock(con->sock->sk);
 		restore_callbacks(con->sock->sk);
-
-		spin_lock_bh(&con->writequeue_lock);
-		set_bit(CF_IO_STOP, &con->flags);
-		spin_unlock_bh(&con->writequeue_lock);
 		release_sock(con->sock->sk);
-	} else {
-		spin_lock_bh(&con->writequeue_lock);
-		set_bit(CF_IO_STOP, &con->flags);
-		spin_unlock_bh(&con->writequeue_lock);
 	}
 	up_write(&con->sock_lock);