std::unique_lock<std::mutex> lock(post_thread_mutex_);
ALOGI("HardwareComposer::PostThread: Entering quiescent state.");
- // Tear down resources.
- OnPostThreadPaused();
+ // Tear down resources if necessary.
+ if (was_running)
+ OnPostThreadPaused();
was_running = false;
post_thread_resumed_ = false;