Fixed memory lean in QImageVideoBuffer and QMemoryVideoBuffer.

QAbstractVideoBufferPrivate was intended to have virtual
desctructor,
otherwise subclasses are not deleted properly.

Reviewed-by: Andrew den Exter

1 files changed, 3 insertions, 0 deletions

diff --git a/src/multimedia/video/qabstractvideobuffer_p.h b/src/multimedia/video/qabstractvideobuffer_p.h
index 4946e78fb4..7be8cfd10b 100644
--- a/src/multimedia/video/qabstractvideobuffer_p.h
+++ b/src/multimedia/video/qabstractvideobuffer_p.h
@@ -69,6 +69,9 @@ public:
         : handleType(QAbstractVideoBuffer::NoHandle)
     {}
 
+    virtual ~QAbstractVideoBufferPrivate()
+    {}
+
     QAbstractVideoBuffer::HandleType handleType;
 };