From 75d9b56c1a6739c39a0cd12cba1db7d4bd479778 Mon Sep 17 00:00:00 2001
From: Christian Stenger <christian.stenger@qt.io>
Date: Wed, 13 Feb 2019 15:38:58 +0100
Subject: [PATCH] QmlJSEditor: Fix nullptr access

Avoids a crash when triggering 'Find Usage' on a Qml Item.

Change-Id: I3980e6a7aae891f853148017341a2f29a07e03ad
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
---
 src/plugins/qmljseditor/qmljsfindreferences.cpp | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/plugins/qmljseditor/qmljsfindreferences.cpp b/src/plugins/qmljseditor/qmljsfindreferences.cpp
index 67abdece261..8b790c33510 100644
--- a/src/plugins/qmljseditor/qmljsfindreferences.cpp
+++ b/src/plugins/qmljseditor/qmljsfindreferences.cpp
@@ -322,10 +322,12 @@ protected:
 
     bool visit(AST::UiPublicMember *node) override
     {
-        if (node->memberType->name == _name){
-            const ObjectValue * tVal = _context->lookupType(_doc.data(), QStringList(_name));
-            if (tVal == _typeValue)
-                _usages.append(node->typeToken);
+        if (UiQualifiedId *memberType = node->memberType) {
+            if (memberType->name == _name) {
+                const ObjectValue * tVal = _context->lookupType(_doc.data(), QStringList(_name));
+                if (tVal == _typeValue)
+                    _usages.append(node->typeToken);
+            }
         }
         if (AST::cast<Block *>(node->statement)) {
             _builder.push(node);