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

[Liu Yuan]

From: Liu Yuan <tailai.ly@xxxxxxxxxx>

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

Signed-off-by: Liu Yuan <tailai.ly@xxxxxxxxxx>
---
 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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