From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Mon, 23 Sep 2013 06:07:20 +0000 (+0800)
Subject: dma: mmp_pdma: use list_move instead of list_del/list_add
X-Git-Tag: upstream/snapshot3+hdmi~3918^2~20^2~9
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f358c289eec6dc3953706363e4515c800cec1d13;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

dma: mmp_pdma: use list_move instead of list_del/list_add

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

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
---

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