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(parent: 2977854) | patch
drm: plane: Check crtc coordinates against integer overflows in setplane ioctl
authorVille Syrjälä <ville.syrjala@linux.intel.com>
Wed, 14 Dec 2011 22:11:48 +0000 (00:11 +0200)
committerMarkus Lehtonen <markus.lehtonen@linux.intel.com>
Tue, 3 Jul 2012 09:28:58 +0000 (12:28 +0300)
commite98d081d8b73f56d480d4ad0bbe3499e1f35e610
tree85ae4ae58bde6c1b53771e285018880b249eab98tree | snapshot
parent297785489997f74fbf09208b41f7c78aaf43890ecommit | diff
drm: plane: Check crtc coordinates against integer overflows in setplane ioctl

Help drivers a little by guaranteeing that crtc_x+crtc_w and
crtc_y+crtc_h don't overflow.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Acked-by: Pauli Nieminen <pauli.nieminen@linux.intel.com>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
drivers/gpu/drm/drm_crtc.c diff | blob | history
Domain: System / Kernel;