From cc922574c6e29b1678d06c330a7d9feaaaefebc5 Mon Sep 17 00:00:00 2001
From: Prince Gupta <guptaprince8832@gmail.com>
Date: Mon, 11 Mar 2024 12:11:52 +0530
Subject: [PATCH] qt: fix possible infinite loading in RoundImage

correctly handle error for custom generators
---
 modules/gui/qt/widgets/native/roundimage.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/modules/gui/qt/widgets/native/roundimage.cpp b/modules/gui/qt/widgets/native/roundimage.cpp
index c62cf7cd39..89dda60b28 100644
--- a/modules/gui/qt/widgets/native/roundimage.cpp
+++ b/modules/gui/qt/widgets/native/roundimage.cpp
@@ -283,7 +283,11 @@ namespace
             auto textureFactory = std::unique_ptr<QQuickTextureFactory>(response->textureFactory());
             auto img = !textureFactory ? QImage {} : textureFactory->image();
             if (!textureFactory || img.isNull())
+            {
+                // source response failed, signal to parent
+                emit finished();
                 return;
+            }
 
             response->disconnect(this);
             response->deleteLater();