From: Johan Hovold <johan@kernel.org>
Date: Mon, 4 May 2015 15:23:25 +0000 (+0200)
Subject: gpio: fix gpio leak in gpiochip_add error path
X-Git-Tag: omap-for-v4.3/legacy-v2-signed~305^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6d86750ce62391f5a0a7985d5c050c2e3c823ab9;p=pandora-kernel.git

gpio: fix gpio leak in gpiochip_add error path

Make sure to free any hogged gpios on errors in gpiochip_add.

Also move all forward declarations to the top of the file.

Fixes: f625d4601759 ("gpio: add GPIO hogging mechanism")
Signed-off-by: Johan Hovold <johan@kernel.org>
Reviewed-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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