From b93edcdd037f713e9b62cc76fb2064282af01aec Mon Sep 17 00:00:00 2001
From: Fabio Estevam <fabio.estevam@freescale.com>
Date: Wed, 29 Jul 2015 21:03:49 -0300
Subject: [PATCH] dmaengine: imx-sdma: Check for clk_enable() errors

clk_enable() may fail, so we should better check the return value and
propagate it in the case of error.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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