1 files changed, 3 insertions, 4 deletions
diff --git a/src/network/bearer/qbearerengine.cpp b/src/network/bearer/qbearerengine.cpp
index 677da08cb6..a7c139fe63 100644
--- a/src/network/bearer/qbearerengine.cpp
+++ b/src/network/bearer/qbearerengine.cpp
@@ -46,24 +46,23 @@ QT_BEGIN_NAMESPACE
 
 static void cleanUpConfigurations(QHash<QString, QNetworkConfigurationPrivatePointer> &configurations)
 {
-    for (const auto &ptr : qAsConst(configurations)) {
+    for (auto &ptr : qExchange(configurations, {})) {
         ptr->isValid = false;
         ptr->id.clear();
     }
-    configurations.clear();
 }
 
 static bool hasUsedConfiguration(const QHash<QString, QNetworkConfigurationPrivatePointer> &configurations)
 {
     auto isUsed = [](const QNetworkConfigurationPrivatePointer &ptr) {
-        return ptr->ref.load() > 1;
+        return ptr->ref.loadRelaxed() > 1;
     };
     const auto end = configurations.end();
     return std::find_if(configurations.begin(), end, isUsed) != end;
 }
 
 QBearerEngine::QBearerEngine(QObject *parent)
-    : QObject(parent), mutex(QMutex::Recursive)
+    : QObject(parent)
 {
 }