Avoid crash

qgis · Aug 12, 2017 · f70b5b5 · f70b5b5
1 parent 4c136a7
commit f70b5b5
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/core/geometry/qgscurve.h b/src/core/geometry/qgscurve.h
@@ -145,8 +145,11 @@ class CORE_EXPORT QgsCurve: public QgsAbstractGeometry
      */
     inline const QgsCurve *cast( const QgsAbstractGeometry *geom ) const
     {
+      if ( !geom )
+        return nullptr;
+
       QgsWkbTypes::Type type = geom->wkbType();
-      if ( geom && QgsWkbTypes::geometryType( type ) == QgsWkbTypes::LineGeometry && QgsWkbTypes::isSingleType( type ) )
+      if ( QgsWkbTypes::geometryType( type ) == QgsWkbTypes::LineGeometry && QgsWkbTypes::isSingleType( type ) )
       {
         return static_cast<const QgsCurve *>( geom );
       }