CHROMIUM: glsl: Avoid crash when overflowing the samplers array

Fixes a crash when we have too many samplers.

BUG=chromium:141901
TEST=by hand

Signed-off-by: Prince Agyeman <prince.agyeman@intel.com>
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Signed-off-by: James Ausmus <james.ausmus@intel.com>
(cherry picked from commit 403ab711523bc8cdb054f9c31b2ac9025ff4f74a)

BUG=b:77235812
TEST=emerge-grunt arc-mesa; emerge-eve arc-mesa

Change-Id: I8ffebdae3bdab68da4277193fe367959ab719796
Reviewed-on: https://chromium-review.googlesource.com/1105702
Commit-Queue: Chad Versace <chadversary@chromium.org>
Tested-by: Chad Versace <chadversary@chromium.org>
Reviewed-by: Stéphane Marchesin <marcheu@chromium.org>
1 file changed