From: Peter Munch <peterrmuench@gmail.com>
Date: Wed, 3 Mar 2021 17:37:18 +0000 (+0100)
Subject: Fix ConsensusAlgorithms::Serial
X-Git-Tag: v9.3.0-rc1~379^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F11840%2Fhead;p=dealii.git

Fix ConsensusAlgorithms::Serial
---

diff --git a/include/deal.II/base/mpi_consensus_algorithms.templates.h b/include/deal.II/base/mpi_consensus_algorithms.templates.h
index 725c611ea0..f969d136e1 100644
--- a/include/deal.II/base/mpi_consensus_algorithms.templates.h
+++ b/include/deal.II/base/mpi_consensus_algorithms.templates.h
@@ -575,11 +575,11 @@ namespace Utilities
         std::vector<T1> send_buffer;
         std::vector<T2> recv_buffer;
         std::vector<T2> request_buffer;
-        std::vector<T1> buffer_recv;
 
         this->process.create_request(0, send_buffer);
         this->process.prepare_buffer_for_answer(0, recv_buffer);
-        this->process.answer_request(0, buffer_recv, request_buffer);
+        this->process.answer_request(0, send_buffer, request_buffer);
+        recv_buffer = request_buffer;
         this->process.read_answer(0, recv_buffer);
       }