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Fix segfault when setting a device-pixel-ratio on a null-QPixmap

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Change-Id: If3680766a50d5cf78889822d740c9472123191a7
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@digia.com>
This commit is contained in:
Tor Arne Vestbø 2013-01-30 16:17:35 +01:00 committed by The Qt Project
parent 137906da8e
commit 98a286cbde
1 changed files with 3 additions and 0 deletions
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3
src/gui/image/qpixmap.cpp
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@ -678,6 +678,9 @@ qreal QPixmap::devicePixelRatio() const
*/ */
void QPixmap::setDevicePixelRatio(qreal scaleFactor) void QPixmap::setDevicePixelRatio(qreal scaleFactor)
{ {
if (isNull())
return;
detach(); detach();
data->setDevicePixelRatio(scaleFactor); data->setDevicePixelRatio(scaleFactor);
} }