[PATCH] fs: use list_move()

This patch converts the combination of list_del(A) and list_add(A, B) to
list_move(A, B) under fs/.

Cc: Ian Kent <raven@themaw.net>
Acked-by: Joel Becker <joel.becker@oracle.com>
Cc: Neil Brown <neilb@cse.unsw.edu.au>
Cc: Hans Reiser <reiserfs-dev@namesys.com>
Cc: Urban Widmark <urban@teststation.com>
Acked-by: David Howells <dhowells@redhat.com>
Acked-by: Mark Fasheh <mark.fasheh@oracle.com>
Signed-off-by: Akinobu Mita <mita@miraclelinux.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/ocfs2/dlm/dlmlock.c b/fs/ocfs2/dlm/dlmlock.c
index 6fea283..55cda25 100644
--- a/fs/ocfs2/dlm/dlmlock.c
+++ b/fs/ocfs2/dlm/dlmlock.c
@@ -239,8 +239,7 @@
 		mlog(0, "%s: $RECOVERY lock for this node (%u) is "
 		     "mastered by %u; got lock, manually granting (no ast)\n",
 		     dlm->name, dlm->node_num, res->owner);
-		list_del_init(&lock->list);
-		list_add_tail(&lock->list, &res->granted);
+		list_move_tail(&lock->list, &res->granted);
 	}
 	spin_unlock(&res->spinlock);