From: Ville Syrjälä <ville.syrjala@linux.intel.com>
Date: Tue, 13 Mar 2012 10:35:44 +0000 (+0200)
Subject: drm: Check user mode against overflows
X-Git-Tag: v3.4-rc1~143^2~51
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=90367bf6e98352520d15634ac4e79f0d4598cff1;p=pandora-kernel.git

drm: Check user mode against overflows

The internal mode representation drm_display_mode uses signed data
types. When converting the user mode to internal representation,
check that the unsigned values don't overflow the signed datatypes.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---

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