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(parent: f5b0819) | patch
drm: Check user mode against overflows
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Tue, 20 Mar 2012 14:46:09 +0000 (16:46 +0200)
committerMarkus Lehtonen <markus.lehtonen@linux.intel.com>
Tue, 3 Jul 2012 09:30:38 +0000 (12:30 +0300)
commit8353f6b14b4e50ea7d834d28cd13fc7c045442a9
tree938545c25100c0216cdd7c298c4355a5d6a54fc8tree | snapshot
parentf5b08193a036f4d82391582984931e97e00546f7commit | diff
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>
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
drivers/gpu/drm/drm_crtc.c diff | blob | history
Domain: System / Kernel;