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Guard against derefencing NULL

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This commit is contained in:
David Rowe 2015-01-19 19:33:12 -08:00
parent c7c7c35654
commit 214a18c446
1 changed files with 6 additions and 1 deletions
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7
interface/src/ui/overlays/Overlays.cpp
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@ -220,7 +220,12 @@ unsigned int Overlays::cloneOverlay(unsigned int id) {
} else if (_overlaysWorld.contains(id)) { } else if (_overlaysWorld.contains(id)) {
thisOverlay = _overlaysWorld[id]; thisOverlay = _overlaysWorld[id];
} }
return addOverlay(thisOverlay->createClone());
if (thisOverlay) {
return addOverlay(thisOverlay->createClone());
}
return 0; // Not found
} }
bool Overlays::editOverlay(unsigned int id, const QScriptValue& properties) { bool Overlays::editOverlay(unsigned int id, const QScriptValue& properties) {