From: Fabio Estevam <fabio.estevam@freescale.com>
Date: Fri, 8 Nov 2013 03:09:47 +0000 (-0200)
Subject: usb: chipidea: host: Only disable the vbus regulator if it is not NULL
X-Git-Tag: v3.14-rc1~148^2~130^2~64
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=46adcf3d82b44a4a9f147b2b898595d48873aa53;p=pandora-kernel.git

usb: chipidea: host: Only disable the vbus regulator if it is not NULL

Commit 40ed51a4b (usb: chipidea: host: add vbus regulator
control) introduced a smatch complaint because regulator_disable() is called
without checking whether ci->platdata->reg_vbus is not NULL.

Fix this by adding the check.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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