tree 7277bc73082c1a200acf96ae779923467198bb11
parent 763b935ef71fbe678d9c402b2c9f6cbefbdb68f6
author Phil Burk <philburk@google.com> 1602546150 +0000
committer Phil Burk <philburk@google.com> 1606855399 -0800

aaudio: use strong pointer to protect callback

Hold a strong pointer to the AudioStream so it cannot get deleted while
the MMAP callback is running.

Also fixes disconnect for shared streams, which was broken
by a previous attempt to fix b/166877425

Bug: 166877425
Bug: 170551030
Test: see bug for details
Test: atest AAudioTestCases
Test: OboeTester V1.5.30 or later, "TEST DISCONNECT"
Change-Id: I236e2d68632070d253d14ddf7b9d7076e068830a
Merged-In: I236e2d68632070d253d14ddf7b9d7076e068830a
(cherry picked from commit e358ec63eedd7a6289984b1f2468c5c16c2ff6c8)