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-rw-r--r--services/audioflinger/AudioFlinger.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/services/audioflinger/AudioFlinger.cpp b/services/audioflinger/AudioFlinger.cpp
index 6256951..93e3963 100644
--- a/services/audioflinger/AudioFlinger.cpp
+++ b/services/audioflinger/AudioFlinger.cpp
@@ -3229,6 +3229,7 @@ bool AudioFlinger::DuplicatingThread::threadLoop()
void AudioFlinger::DuplicatingThread::addOutputTrack(MixerThread *thread)
{
+ Mutex::Autolock _l(mLock);
// FIXME explain this formula
int frameCount = (3 * mFrameCount * mSampleRate) / thread->sampleRate();
OutputTrack *outputTrack = new OutputTrack(thread,