linux-kernel - [PATCH -next] btrfs: send: use list_move_tail instead of list_del/list_add

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Message-ID: <20210608031220.2822257-1-libaokun1@huawei.com>
Date:   Tue, 8 Jun 2021 11:12:20 +0800
From:   Baokun Li <libaokun1@...wei.com>
To:     <linux-kernel@...r.kernel.org>, Chris Mason <clm@...com>,
        Josef Bacik <josef@...icpanda.com>,
        David Sterba <dsterba@...e.com>
CC:     <weiyongjun1@...wei.com>, <yuehaibing@...wei.com>,
        <yangjihong1@...wei.com>, <yukuai3@...wei.com>,
        <libaokun1@...wei.com>, <linux-btrfs@...r.kernel.org>,
        <kernel-janitors@...r.kernel.org>, Hulk Robot <hulkci@...wei.com>
Subject: [PATCH -next] btrfs: send: use list_move_tail instead of list_del/list_add_tail

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

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Baokun Li <libaokun1@...wei.com>
---
 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 bd69db72acc5..a0e51b2416a1 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -2083,8 +2083,7 @@ 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);
 }
 
 /*