From: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Date: Tue, 24 Apr 2012 15:56:29 +0000 (+0200)
Subject: mmc: cd-gpio: protect against NULL context in mmc_cd_gpio_free()
X-Git-Tag: v3.5-rc1~85^2~26
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0e9f480bb553d39ee06ccd45639ba7a5446a7b81;p=pandora-kernel.git

mmc: cd-gpio: protect against NULL context in mmc_cd_gpio_free()

Do not oops, even if mmc_cd_gpio_free() is mistakenly called on a driver
cleanup path, even though a previous call to mmc_cd_gpio_request() failed.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
[stable@: please apply to 3.3-stable]
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
---

Reading git-diff-tree failed