simplify cast

diff --git a/source/distributed/solution_transfer.cc b/source/distributed/solution_transfer.cc
index 3455251bf1ba9d89a3975196512a6a767f3b4812..4a4e380a80406d85d322fafd2df5bc91df05dddb 100644 (file)
--- a/source/distributed/solution_transfer.cc
+++ b/source/distributed/solution_transfer.cc
@@ -48,11 +48,9 @@ namespace parallel
       :
       dof_handler(&dof, typeid(*this).name())
     {
-      parallel::distributed::Triangulation<dim> *tria
-        = (dynamic_cast<parallel::distributed::Triangulation<dim>*>
-           (const_cast<dealii::Triangulation<dim>*>
-            (&dof_handler->get_tria())));
-      Assert (tria != 0, ExcMessage("parallel::distributed::SolutionTransfer requires a parallel::distributed::Triangulation object."));
+      Assert (dynamic_cast<const parallel::distributed::Triangulation<dim>*>
+              (&dof_handler->get_tria()) != 0,
+              ExcMessage("parallel::distributed::SolutionTransfer requires a parallel::distributed::Triangulation object."));
     }