newtoncontroller: gridViews should not be called as reference

Nodded through by Bernd git-svn-id: svn://svn.iws.uni-stuttgart.de/DUMUX/dumux/trunk@12096 2fb0f335-1f38-0410-981e-8018bf24f1b0

newtoncontroller: gridViews should not be called as reference
2189ba63 · Klaus Mosthaf · cfdc761b · 2189ba63
Commit 2189ba63 authored 11 years ago by Klaus Mosthaf
--- a/dumux/nonlinear/newtoncontroller.hh
+++ b/dumux/nonlinear/newtoncontroller.hh
@@ -592,7 +592,7 @@ protected:
    /*!
     * \brief Returns a reference to the grid view.
     */
-    const GridView &gridView_() const
+    const GridView gridView_() const
    { return problem_().gridView(); }
    /*!