From: Axel Lin <axel.lin@gmail.com>
Date: Tue, 31 Jul 2012 13:28:26 +0000 (+0800)
Subject: regulator: wm831x-ldo: Check return value of wm831x_reg_read()
X-Git-Tag: omap-for-v3.7-rc1/fixes-cpufreq-signed~106^2^5~37
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=363506cd71a5cafeee67b236112f1baf8c30b0ea;p=pandora-kernel.git

regulator: wm831x-ldo: Check return value of wm831x_reg_read()

wm831x_reg_read() returns negative error code on failure.
This prevents using the error code as the value read.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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