[PATCH v7 7/8] fsl-dma: fix a warning of unitialized cookie

[qiang.liu at freescale.com]

From: Qiang Liu <qiang.liu at freescale.com>

Fix a warning of unitialized value when compile with -Wuninitialized.

Cc: Dan Williams <dan.j.williams at intel.com>
Cc: Dan Williams <dan.j.williams at gmail.com>
Cc: Vinod Koul <vinod.koul at intel.com>
Cc: Li Yang <leoli at freescale.com>
Signed-off-by: Qiang Liu <qiang.liu at freescale.com>
Reported-by: Kim Phillips <kim.phillips at freescale.com>
Acked-by: Ira W. Snyder <iws at ovro.caltech.edu>
---
 drivers/dma/fsldma.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
index 8b9c0f7..361203d 100644
--- a/drivers/dma/fsldma.c
+++ b/drivers/dma/fsldma.c
@@ -405,7 +405,7 @@ static dma_cookie_t fsl_dma_tx_submit(struct dma_async_tx_descriptor *tx)
 	struct fsldma_chan *chan = to_fsl_chan(tx->chan);
 	struct fsl_desc_sw *desc = tx_to_fsl_desc(tx);
 	struct fsl_desc_sw *child;
-	dma_cookie_t cookie;
+	dma_cookie_t cookie = 0;

 	spin_lock_bh(&chan->desc_lock);

--
1.7.5.1