tree 41d4299c8cb10bb88f54beeba1cf9839b07bd4e6
parent fd877e94ca004fb720d8f6488737260fd5e8fbc7
author Marco Nelissen <marcone@google.com> 1494516397 -0700
committer Dirk Vogt <dirk@fairphone.com> 1497873705 +0200

Always use unsigned char

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

FPIIM-1150
FPIIM-1141

Bug: 37208566
Test: ran poc with and without change, ran CTS on x86 and ARM
Change-Id: I264db1dad884de7fd8f932cd9571199a1c517f6a
(cherry picked from commit 5c9670f28eb7fe59f053f1ad81dff8a716b8aa9d)