From 6ef7f385610a235c7041206da0f92f760b5d0e8d Mon Sep 17 00:00:00 2001
From: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Date: Sun, 6 Apr 2014 16:58:14 +0200
Subject: [PATCH] gpio: omap: check gpiochip_add() return value

The gpiochip_add() function can fail if the chip cannot
be registered so the return value has to be checked and
the error propagated in case it happens.

Signed-off-by: Javier Martinez Canillas <javier.martinez@collabora.co.uk>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Tested-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
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