Merge 5.12 into 5.12.6v5.12.6

Change-Id: I0c9bbaeaeeba1a18447c48faf189ac19ab034c1b

1 files changed, 2 insertions, 3 deletions

diff --git a/src/core/nodes/qnode.cpp b/src/core/nodes/qnode.cpp
index 900c3f8ce..c418e03d5 100644
--- a/src/core/nodes/qnode.cpp
+++ b/src/core/nodes/qnode.cpp
@@ -795,10 +795,9 @@ QNode::~QNode()
 {
     Q_D(QNode);
     // Disconnect each connection that was stored
-    for (auto it = d->m_destructionConnections.begin(), end = d->m_destructionConnections.end(); it != end; ++it)
-        QObject::disconnect(it.value());
+    for (const auto &nodeConnectionPair : qAsConst(d->m_destructionConnections))
+        QObject::disconnect(nodeConnectionPair.second);
     d->m_destructionConnections.clear();
-
     Q_EMIT nodeDestroyed();
 
     // Notify the backend that the parent lost this node as a child and