Do not crash if maptool is not set (got this from a test run)

qgis · Jun 6, 2019 · e1de2e0 · e1de2e0
1 parent 8ffdb4a
commit e1de2e0
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/gui/qgsmaptool.cpp b/src/gui/qgsmaptool.cpp
@@ -34,7 +34,8 @@ QgsMapTool::QgsMapTool( QgsMapCanvas *canvas )
 
 QgsMapTool::~QgsMapTool()
 {
-  mCanvas->unsetMapTool( this );
+  if ( mCanvas )
+    mCanvas->unsetMapTool( this );
 }