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RulerItem2::settingsChanged() - NULL pointer dereference

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The current code is dereferencing the null pointer 'profWidget'.
It can cause a segmentation fault.

Signed-off-by: Marcos Cardinot <mcardinot@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Marcos CARDINOT 2015-03-17 20:35:11 -03:00 • committed by Dirk Hohndel
parent d500f56d6f
commit 70b4c9f2d3
1 changed files with 5 additions and 1 deletions
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6
qt-ui/profile/ruleritem.cpp
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@ -83,7 +83,11 @@ void RulerItem2::settingsChanged()
ProfileWidget2 *profWidget = NULL; ProfileWidget2 *profWidget = NULL;
if (scene() && scene()->views().count()) if (scene() && scene()->views().count())
profWidget = qobject_cast<ProfileWidget2 *>(scene()->views().first()); profWidget = qobject_cast<ProfileWidget2 *>(scene()->views().first());
setVisible(profWidget->currentState == ProfileWidget2::PROFILE ? prefs.rulergraph : false);
if (profWidget && profWidget->currentState == ProfileWidget2::PROFILE)
setVisible(prefs.rulergraph);
else
setVisible(false);
} }
void RulerItem2::recalculate() void RulerItem2::recalculate()