diff --git a/media/libstagefright/wifi-display/source/MediaPuller.cpp b/media/libstagefright/wifi-display/source/MediaPuller.cpp
index 7bdef1d..5bf893d 100644
--- a/media/libstagefright/wifi-display/source/MediaPuller.cpp
+++ b/media/libstagefright/wifi-display/source/MediaPuller.cpp
@@ -181,6 +181,8 @@
                     // video encoder will release MediaBufferBase when done
                     // with underlying data.
                     accessUnit->meta()->setObject("mediaBufferHolder", new MediaBufferHolder(mbuf));
+                    mbuf->release();
+                    mbuf = NULL;
                 }
 
                 sp<AMessage> notify = mNotify->dup();