linux-kernel - [PATCH -next v2] crypto: ccp - Use list_move_tail instead of list_del/list_add

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Message-ID: <20210609071526.1338089-1-libaokun1@huawei.com>
Date:   Wed, 9 Jun 2021 15:15:26 +0800
From:   Baokun Li <libaokun1@...wei.com>
To:     <linux-kernel@...r.kernel.org>,
        Tom Lendacky <thomas.lendacky@....com>,
        John Allen <john.allen@....com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S. Miller" <davem@...emloft.net>
CC:     <weiyongjun1@...wei.com>, <yuehaibing@...wei.com>,
        <yangjihong1@...wei.com>, <yukuai3@...wei.com>,
        <libaokun1@...wei.com>, <linux-crypto@...r.kernel.org>,
        <kernel-janitors@...r.kernel.org>, Hulk Robot <hulkci@...wei.com>
Subject: [PATCH -next v2] crypto: ccp - Use list_move_tail instead of list_del/list_add_tail in ccp-dmaengine.c

Using list_move_tail() instead of list_del() + list_add_tail() in ccp-dmaengine.c.

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Baokun Li <libaokun1@...wei.com>
---
V1->V2:
	CC mailist

 drivers/crypto/ccp/ccp-dmaengine.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/crypto/ccp/ccp-dmaengine.c b/drivers/crypto/ccp/ccp-dmaengine.c
index 0770a83bf1a5..d718db224be4 100644
--- a/drivers/crypto/ccp/ccp-dmaengine.c
+++ b/drivers/crypto/ccp/ccp-dmaengine.c
@@ -307,8 +307,7 @@ static dma_cookie_t ccp_tx_submit(struct dma_async_tx_descriptor *tx_desc)
 	spin_lock_irqsave(&chan->lock, flags);
 
 	cookie = dma_cookie_assign(tx_desc);
-	list_del(&desc->entry);
-	list_add_tail(&desc->entry, &chan->pending);
+	list_move_tail(&desc->entry, &chan->pending);
 
 	spin_unlock_irqrestore(&chan->lock, flags);