From: Matthias Maier <tamiko@43-1.org>
Date: Fri, 14 Jul 2017 15:18:44 +0000 (-0500)
Subject: Bugfix: Revert an accidential change of an unrelated function
X-Git-Tag: v9.0.0-rc1~1422^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F4612%2Fhead;p=dealii.git

Bugfix: Revert an accidential change of an unrelated function
---

diff --git a/include/deal.II/multigrid/mg_coarse.h b/include/deal.II/multigrid/mg_coarse.h
index ab62a4aca2..04b28f05f2 100644
--- a/include/deal.II/multigrid/mg_coarse.h
+++ b/include/deal.II/multigrid/mg_coarse.h
@@ -515,7 +515,9 @@ MGCoarseGridIterativeSolver<VectorType, SolverType, MatrixType, PreconditionerTy
               const VectorType   &src) const
 {
   Assert(solver!=nullptr, ExcNotInitialized());
-  solver->solve(matrix, dst, src, preconditioner);
+  Assert(matrix!=nullptr, ExcNotInitialized());
+  Assert(preconditioner!=nullptr, ExcNotInitialized());
+  solver->solve(*matrix, dst, src, *preconditioner);
 }