Add locking to signal in AudioCache::notify(). Bug 2317844. (16433e2f) · Commits · e / os / android_frameworks_base

media/libmediaplayerservice/MediaPlayerService.cpp

+2 −1

Original line number	Diff line number	Diff line
		@@ -1768,7 +1768,7 @@ ssize_t MediaPlayerService::AudioCache::write(const void* buffer, size_t size)
		status_t MediaPlayerService::AudioCache::wait()
		{
		Mutex::Autolock lock(mLock);
		if (!mCommandComplete) {
		while (!mCommandComplete) {
		mSignal.wait(mLock);
		}
		mCommandComplete = false;
		@@ -1805,6 +1805,7 @@ void MediaPlayerService::AudioCache::notify(void* cookie, int msg, int ext1, int
		}

		// wake up thread
		Mutex::Autolock lock(mLock);
		p->mCommandComplete = true;
		p->mSignal.signal();
		}