From b8e75d813d9c1ea1dce9159b9a34707550f9a0d2 Mon Sep 17 00:00:00 2001
From: Jeffy Chen <jeffy.chen@rock-chips.com>
Date: Thu, 25 Mar 2021 07:01:33 +0800
Subject: [PATCH 12/17] gsttools: videowidget: Fix resource leaking in destroy
 path

Add missing cleanup.

Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
---
 src/gsttools/qgstreamervideowidget.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/gsttools/qgstreamervideowidget.cpp b/src/gsttools/qgstreamervideowidget.cpp
index e2a5d2f..f082bec 100644
--- a/src/gsttools/qgstreamervideowidget.cpp
+++ b/src/gsttools/qgstreamervideowidget.cpp
@@ -130,6 +130,10 @@ QGstreamerVideoWidgetControl::QGstreamerVideoWidgetControl(QObject *parent, cons
 
 QGstreamerVideoWidgetControl::~QGstreamerVideoWidgetControl()
 {
+    if (!m_widget)
+        return;
+
+    m_widget->removeEventFilter(this);
     delete m_widget;
 }
 
-- 
2.20.1