tree cc8eb64727b050caef42faa7d8b2fd8250d2ecd8
parent 31de20b94c79c2c7c49be9115400e09cac1a2cac
author Marco Nelissen <marcone@google.com> 1494516397 -0700
committer android-build-team Robot <android-build-team-robot@google.com> 1505334847 +0000

Always use unsigned char

char is unsigned by default on ARM, so make it so on other architectures as well

Bug: 37208566
Test: ran poc with and without change, ran CTS on x86 and ARM
Change-Id: I264db1dad884de7fd8f932cd9571199a1c517f6a
(cherry picked from commit 220e1a7b6c3fec4cee6af028c9e7de9c4cc6aabc)