From: Fabio Estevam <fabio.estevam@freescale.com>
Date: Mon, 2 Dec 2013 03:17:58 +0000 (-0200)
Subject: tty: serial: mxs-auart: Check the return value from clk_prepare_enable()
X-Git-Tag: v3.14-rc1~149^2~35
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9bbc3dca9d2212f900396ab9642c48279657a8c0;p=pandora-kernel.git

tty: serial: mxs-auart: Check the return value from clk_prepare_enable()

clk_prepare_enable() may fail, so let's check its return value and propagate it
in the case of error.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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