tree 100ca4e194625e5cf659e4c40bce256417d77418
parent d5d45be3415cbea885d44436e271032a73984d17
author Chong Zhang <chz@google.com> 1521672741 -0700
committer android-build-team Robot <android-build-team-robot@google.com> 1532046492 +0000

cas: fix UAF in descrambler -- DO NOT MERGE

Change the plugin holder in both CasImpl and DescramblerImpl
to shared_ptr, and use atomic store/load for read/write.

bug: 73172817
Test:CTS MediaCasTest, VTS VtsHalCasV1_0Target, poc in bug
Change-Id: I6b040680c28c38cef2fef3042f570dc64e86bb77
(cherry picked from commit addcb3aa51f67c8c4f2959ee6f022fdb9473859c)