From: Alex Deucher <alexdeucher@gmail.com>
Date: Tue, 6 Apr 2010 16:35:26 +0000 (-0400)
Subject: drm/radeon/kms/combios: verify dac_adj values are valid
X-Git-Tag: v2.6.34-rc4~12^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3a89b4a9ca7ce11e3b7d5119aea917b9fc29a302;p=pandora-kernel.git

drm/radeon/kms/combios: verify dac_adj values are valid

Some vbios dac_adj tables are all zeros.  Check for that
case and use the default table if so.

Should fix fdo bug 27478.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>
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