From 0b6b67ca073dd778d7ad803dab1fa2bcae4a8c8a Mon Sep 17 00:00:00 2001
From: Ulf Hermann <ulf.hermann@digia.com>
Date: Tue, 25 Feb 2014 17:08:26 +0100
Subject: QmlProfiler: Don't use the canvas context if it isn't ready

The documentation indicates that onPaint can actually be called
while the context isn't ready.

Change-Id: I32d861e016e5e990f3d940a35ec28956902041ba
Reviewed-by: Kai Koehne <kai.koehne@digia.com>
---
 src/plugins/qmlprofiler/qml/TimeMarks.qml | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'src/plugins/qmlprofiler/qml/TimeMarks.qml')

diff --git a/src/plugins/qmlprofiler/qml/TimeMarks.qml b/src/plugins/qmlprofiler/qml/TimeMarks.qml
index 6bf6be330c..f9ac8e3590 100644
--- a/src/plugins/qmlprofiler/qml/TimeMarks.qml
+++ b/src/plugins/qmlprofiler/qml/TimeMarks.qml
@@ -47,6 +47,8 @@ Canvas {
     onYChanged: requestPaint()
 
     onPaint: {
+        if (context === null)
+            return; // canvas isn't ready
         drawBackgroundBars( context, region );
 
         var totalTime = endTime - startTime;
-- 
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