From: Michel Dänzer <michel.daenzer@amd.com>
Date: Wed, 8 Jan 2014 02:40:20 +0000 (+0900)
Subject: radeon/pm: Guard access to rdev->pm.power_state array
X-Git-Tag: v3.14-rc1~47^2~41^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=370169516e736edad3b3c5aa49858058f8b55195;p=pandora-kernel.git

radeon/pm: Guard access to rdev->pm.power_state array

It's never allocated on systems without an ATOMBIOS or COMBIOS ROM.

Should fix an oops I encountered while resetting the GPU after a lockup
on my PowerBook with an RV350.

Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
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