media utils: fix UAF in TimeCheckThread

Read log tag from request list under lock
to avoid use after free.

Bug: 142142406
Test: make
Change-Id: If4adab8c15a319dc84b7003adf3ac59a3980f075

parent d373b0ef

media/utils/TimeCheck.cpp

+4 −4

Original line number	Diff line number	Diff line
		@@ -82,11 +82,11 @@ bool TimeCheck::TimeCheckThread::threadLoop()
		if (waitTimeNs > 0) {
		status = mCond.waitRelative(mMutex, waitTimeNs);
		}
		}
		if (status != NO_ERROR) {
		LOG_EVENT_STRING(LOGTAG_AUDIO_BINDER_TIMEOUT, tag);
		LOG_ALWAYS_FATAL("TimeCheck timeout for %s", tag);
		}
		}
		return true;
		}