From: Fabio Estevam <fabio.estevam@freescale.com>
Date: Mon, 22 Jun 2015 04:16:18 +0000 (-0300)
Subject: watchdog: imx2_wdt: Check for clk_prepare_enable() error
X-Git-Tag: omap-for-v4.2/fixes-rc1^2~49^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=aefb163cb2b876bcbbceee47e3e4f22ed7364630;p=pandora-kernel.git

watchdog: imx2_wdt: 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.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
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