From d9a6c8f52d1039333bef6234126485409e8f7501 Mon Sep 17 00:00:00 2001
From: Vinod Koul <vinod.koul@intel.com>
Date: Mon, 19 Aug 2013 10:47:26 +0530
Subject: [PATCH] dmaengine: fix - error: potential NULL dereference 'chan'

commit 7bb587f4 "dmaengine: add interface of dma_get_slave_channel" introduced
the above error so fix it

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Suggested-by: Zhangfei Gao <zhangfei.gao@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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Reading git-format-patch failed