fs: dlm: move free writequeue into con free

This patch just move the free of struct connection member writequeue
into the functionality when struct connection will be freed instead of
doing two iterations.
Signed-off-by: Alexander Aring <aahringo@redhat.com>
Signed-off-by: David Teigland <teigland@redhat.com>

fs/dlm/lowcomms.c

@@ -1550,13 +1550,6 @@ static void process_send_sockets(struct work_struct *work)
 		send_to_sock(con);
 }
 
-
-/* Discard all entries on the write queues */
-static void clean_writequeues(void)
-{
-	foreach_conn(clean_one_writequeue);
-}
-
 static void work_stop(void)
 {
 	if (recv_workqueue)
@@ -1620,6 +1613,7 @@ static void free_conn(struct connection *con)
 	spin_lock(&connections_lock);
 	hlist_del_rcu(&con->list);
 	spin_unlock(&connections_lock);
+	clean_one_writequeue(con);
 	kfree_rcu(con, rcu);
 }
 
@@ -1668,7 +1662,6 @@ void dlm_lowcomms_stop(void)
 
 	foreach_conn(shutdown_conn);
 	work_flush();
-	clean_writequeues();
 	foreach_conn(free_conn);
 	work_stop();
 	deinit_local();