tree dd2b4fe6b15c9588b7fd80c79df1ff5ba9e4df45
parent 9ab12528a24526af8de57732902658172c32c9ca
author Dan Stoza <stoza@google.com> 1493681513 -0700
committer android-build-team Robot <android-build-team-robot@google.com> 1495646473 +0000

libgui: Check slot received from IGBP in Surface

Checks that the slot number received from mGraphicBufferProducer in
Surface::dequeueBuffer is on the interval [0, NUM_BUFFER_SLOTS) to
protect against a malicious BnGraphicBufferProducer.

Bug: 36991414
Change-Id: I1a76fd1bcce1c558f1c0c30f03638278288ed4fa
(cherry picked from commit 90ce2a9c1d3af422c66b4061805831cb208263d8)