linux-kernel - [PATCH] drivers, pch_dma: Fix uninitialized var before use

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Message-Id: <1301725248-5102-1-git-send-email-namei.unix@gmail.com>
Date:	Sat,  2 Apr 2011 14:20:47 +0800
From:	Liu Yuan <namei.unix@...il.com>
To:	Dan Williams <dan.j.williams@...el.com>,
	Vinod Koul <vinod.koul@...el.com>
Cc:	linux-kernel@...r.kernel.org (open list)
Subject: [PATCH] drivers, pch_dma: Fix uninitialized var before use

From: Liu Yuan <tailai.ly@...bao.com>

In the function pdc_desc_get(), var 'i' is not
initialized before use. This patch fixes it.

Signed-off-by: Liu Yuan <tailai.ly@...bao.com>
---
 drivers/dma/pch_dma.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/dma/pch_dma.c b/drivers/dma/pch_dma.c
index 8d8fef1..6eebc62 100644
--- a/drivers/dma/pch_dma.c
+++ b/drivers/dma/pch_dma.c
@@ -403,7 +403,7 @@ static struct pch_dma_desc *pdc_desc_get(struct pch_dma_chan *pd_chan)
 {
 	struct pch_dma_desc *desc, *_d;
 	struct pch_dma_desc *ret = NULL;
-	int i;
+	int i = 0;
 
 	spin_lock(&pd_chan->lock);
 	list_for_each_entry_safe(desc, _d, &pd_chan->free_list, desc_node) {
-- 
1.7.1

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