From: Fabio Estevam <fabio.estevam@freescale.com>
Date: Sat, 20 Jun 2015 21:43:44 +0000 (-0300)
Subject: dmaengine: imx-dma: Check for clk_prepare_enable() error
X-Git-Tag: omap-for-v4.3/fixes-rc1~94^2~80
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fce9a74ba46fb545ad81cf244f3a1af4a877606c;p=pandora-kernel.git

dmaengine: imx-dma: Check for clk_prepare_enable() error

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

While at it, change the label 'err' to a more descriptive naming.

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