Fix crash on empty child list in QAccessibleQuickWindow::rootItem().

Change-Id: I07f1482216c3147bf851046e61a56ec74f074dea
Reviewed-by: Jan Arve Sæther <jan-arve.saether@digia.com>

diff --git a/src/plugins/accessible/quick/qaccessiblequickview.cpp b/src/plugins/accessible/quick/qaccessiblequickview.cpp
index 4251a80..b85f23c 100644 (file)
--- a/src/plugins/accessible/quick/qaccessiblequickview.cpp
+++ b/src/plugins/accessible/quick/qaccessiblequickview.cpp
@@ -60,8 +60,11 @@ QAccessibleQuickWindow::QAccessibleQuickWindow(QQuickWindow *object)
 
 QQuickItem *QAccessibleQuickWindow::rootItem() const
 {
-    if (window()->contentItem())
-        return window()->contentItem()->childItems().first();
+    if (QQuickItem *ci = window()->contentItem()) {
+        const QList<QQuickItem *> &childItems = ci->childItems();
+        if (!childItems.isEmpty())
+            return childItems.first();
+    }
     return 0;
 }