From 1222934e54b63752b4b1ad305d6a7f632a3ae46d Mon Sep 17 00:00:00 2001
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Date: Thu, 8 May 2014 12:01:50 +0300
Subject: [PATCH] dmaengine: dw: check return code of
 dma_async_device_register()

dma_async_device_register() may return non-zero error code. In such case we
have to follow error path.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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