Prevent a crash if simplify tool is accidentally used for non-vector layer

wonder-sk · wonder-sk · commit d855eabc3386 · 2015-05-12T17:37:16.000+01:00
diff --git a/src/app/qgsmaptoolsimplify.cpp b/src/app/qgsmaptoolsimplify.cpp
@@ -233,6 +233,9 @@ void QgsMapToolSimplify::canvasReleaseEvent( QMouseEvent * e )
   if ( e->button() != Qt::LeftButton )
     return;
 
+  if ( !currentVectorLayer() )
+    return;
+
   delete mSelectionRubberBand;
   mSelectionRubberBand = 0;
 
