From c472241ad1b1103f038331d61021725f91b322b0 Mon Sep 17 00:00:00 2001
From: Ulf Hermann <ulf.hermann@qt.io>
Date: Mon, 30 May 2016 16:27:46 +0200
Subject: [PATCH] QmlProfiler: Don't connect() null pointers

Change-Id: Id97a5f2231608ae14d7122f168808b2e0264815b
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
---
 src/plugins/qmlprofiler/flamegraph.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/plugins/qmlprofiler/flamegraph.cpp b/src/plugins/qmlprofiler/flamegraph.cpp
index 09f3ad780ec..9d6cac7baf2 100644
--- a/src/plugins/qmlprofiler/flamegraph.cpp
+++ b/src/plugins/qmlprofiler/flamegraph.cpp
@@ -58,7 +58,8 @@ void FlameGraph::setModel(QAbstractItemModel *model)
             disconnect(m_model, &QAbstractItemModel::modelReset, this, &FlameGraph::rebuild);
 
         m_model = model;
-        connect(m_model, &QAbstractItemModel::modelReset, this, &FlameGraph::rebuild);
+        if (m_model)
+            connect(m_model, &QAbstractItemModel::modelReset, this, &FlameGraph::rebuild);
         emit modelChanged(model);
         rebuild();
     }