From: Linus Walleij <linus.walleij@linaro.org>
Date: Tue, 20 Nov 2012 13:56:25 +0000 (+0100)
Subject: gpiolib: return any error code from range creation
X-Git-Tag: omap-for-v3.8/fixes-for-merge-window-v4-signed~94^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8f23ca1a73a096f21e6618d8e23df613daa5e532;p=pandora-kernel.git

gpiolib: return any error code from range creation

If we try to create a range for a certain GPIO chip and the
target pin controller is not yet available it may return
a probe deferral error code, so handle this all the way
our by checking the error code.

Reviewed-by: Stephen Warren <swarren@nvidia.com>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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