linux-kernel - [PATCH 2/3] dma: mv_xor: use NULL instead of 0

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Message-id: <000201ce9290$e6f0f4e0$b4d2dea0$@samsung.com>
Date:	Tue, 06 Aug 2013 19:37:08 +0900
From:	Jingoo Han <jg1.han@...sung.com>
To:	'Vinod Koul' <vinod.koul@...el.com>
Cc:	'Dan Williams' <djbw@...com>,
	Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>,
	linux-kernel@...r.kernel.org, Jingoo Han <jg1.han@...sung.com>
Subject: [PATCH 2/3] dma: mv_xor: use NULL instead of 0

%p is used, thus NULL should be used instead of 0
in order to fix the following sparse warning:

drivers/dma/mv_xor.c:648:9: warning: Using plain integer as NULL pointer

Signed-off-by: Jingoo Han <jg1.han@...sung.com>
---
 drivers/dma/mv_xor.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index 200f1a3..534e2fe 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -647,7 +647,7 @@ mv_xor_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src,
 
 	dev_dbg(mv_chan_to_devp(mv_chan),
 		"%s sw_desc %p async_tx %p\n",
-		__func__, sw_desc, sw_desc ? &sw_desc->async_tx : 0);
+		__func__, sw_desc, sw_desc ? &sw_desc->async_tx : NULL);
 
 	return sw_desc ? &sw_desc->async_tx : NULL;
 }
-- 
1.7.10.4


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