Merge pull request #5332 from evsh/fix-qt5-log-flood

Add a workaround for QTBUG-52633, qBt issue #5073

src/base/bittorrent/session.cpp

@@ -1935,7 +1935,17 @@ void Session::networkConfigurationChange(const QNetworkConfiguration& cfg)
     if (configuredInterfaceName.isEmpty()) return;
 
     const QString changedInterface = cfg.name();
+
+    // workaround for QTBUG-52633: check interface IPs, react only if the IPs have changed
+    // seems to be present only with NetworkManager, hence Q_OS_LINUX
+#if defined Q_OS_LINUX && QT_VERSION >= QT_VERSION_CHECK(5, 0, 0) // && QT_VERSION <= QT_VERSION_CHECK(5, ?, ?)
+    static QStringList boundIPs = getListeningIPs();
+    const QStringList newBoundIPs = getListeningIPs();
+    if ((configuredInterfaceName == changedInterface) && (boundIPs != newBoundIPs)) {
+        boundIPs = newBoundIPs;
+#else
     if (configuredInterfaceName == changedInterface) {
+#endif
         Logger::instance()->addMessage(tr("Network configuration of %1 has changed, refreshing session binding", "e.g: Network configuration of tun0 has changed, refreshing session binding").arg(changedInterface), Log::INFO);
         configureListeningInterface();
     }