From: Martin Kronbichler <kronbichler@lnm.mw.tum.de>
Date: Wed, 29 Jul 2020 15:35:23 +0000 (+0200)
Subject: MF mapping info: Avoid invalid access of some face-data-by-cells
X-Git-Tag: v9.3.0-rc1~1198^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f6d043130d2f92d69e720c7d1daf5436c804528e;p=dealii.git

MF mapping info: Avoid invalid access of some face-data-by-cells
---

diff --git a/include/deal.II/matrix_free/mapping_info.templates.h b/include/deal.II/matrix_free/mapping_info.templates.h
index 39fc06fea4..0ed71677c9 100644
--- a/include/deal.II/matrix_free/mapping_info.templates.h
+++ b/include/deal.II/matrix_free/mapping_info.templates.h
@@ -3038,7 +3038,7 @@ namespace internal
                                     reorder_face_derivative_indices<dim>(face,
                                                                          e);
                                   face_data_by_cells[my_q]
-                                    .jacobians[1][offset + q][d][e][v] =
+                                    .jacobians[1][offset][d][e][v] =
                                     inv_jac[d][ee];
                                 }
                           }