linux-kernel - [PATCH -next] dma: mmp_pdma: use list_move instead of list_del/list

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Message-ID: <CAPgLHd9SeN1OdCKqTP2w_rFi3TWD=b+7vL4iwx53KwnMF23Nxg@mail.gmail.com>
Date:	Mon, 23 Sep 2013 14:07:20 +0800
From:	Wei Yongjun <weiyj.lk@...il.com>
To:	vinod.koul@...el.com, djbw@...com, grant.likely@...aro.org,
	rob.herring@...xeda.com
Cc:	yongjun_wei@...ndmicro.com.cn, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org
Subject: [PATCH -next] dma: mmp_pdma: use list_move instead of list_del/list_add

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

Using list_move() instead of list_del() + list_add().

Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
---
 drivers/dma/mmp_pdma.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/dma/mmp_pdma.c b/drivers/dma/mmp_pdma.c
index ff8d7827..558994f 100644
--- a/drivers/dma/mmp_pdma.c
+++ b/drivers/dma/mmp_pdma.c
@@ -798,8 +798,7 @@ static void dma_do_tasklet(unsigned long data)
 		 * move the descriptors to a temporary list so we can drop
 		 * the lock during the entire cleanup operation
 		 */
-		list_del(&desc->node);
-		list_add(&desc->node, &chain_cleanup);
+		list_move(&desc->node, &chain_cleanup);
 
 		/*
 		 * Look for the first list entry which has the ENDIRQEN flag

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