Camera: fix bufferFreed callback object lifecycle issue
Make sure the callback object won't be freed in the middle
of callback execution.
Test: CTS + stress test
Bug: 63683767
Change-Id: I6fb1b754cadb3d499c1c246687d2f60d444d00bb
diff --git a/services/camera/libcameraservice/device3/Camera3Stream.h b/services/camera/libcameraservice/device3/Camera3Stream.h
index b6c8396..0940d62 100644
--- a/services/camera/libcameraservice/device3/Camera3Stream.h
+++ b/services/camera/libcameraservice/device3/Camera3Stream.h
@@ -371,7 +371,7 @@
// Setting listener will remove previous listener (if exists)
virtual void setBufferFreedListener(
- Camera3StreamBufferFreedListener* listener) override;
+ wp<Camera3StreamBufferFreedListener> listener) override;
/**
* Return if the buffer queue of the stream is abandoned.
@@ -416,7 +416,7 @@
android_dataspace dataSpace, camera3_stream_rotation_t rotation,
int setId);
- Camera3StreamBufferFreedListener* mBufferFreedListener;
+ wp<Camera3StreamBufferFreedListener> mBufferFreedListener;
/**
* Interface to be implemented by derived classes