Btrfs devel - Sep 2012 - [PATCH] Btrfs: use list_move_tail instead of list_del/list_add_tail

From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>

Using list_move_tail() instead of list_del() + list_add_tail().

spatch with a semantic match is used to found this problem.
(http://coccinelle.lip6.fr/)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
 fs/btrfs/send.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index fb5ffe9..fbea0de 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -1792,8 +1792,7 @@ static struct name_cache_entry *name_cache_search(struct
send_ctx *sctx,
 
 static void name_cache_used(struct send_ctx *sctx, struct name_cache_entry
*nce)
 {
-	list_del(&nce->list);
-	list_add_tail(&nce->list, &sctx->name_cache_list);
+	list_move_tail(&nce->list, &sctx->name_cache_list);
 }
 
 static void name_cache_clean_unused(struct send_ctx *sctx)


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