From: Jean-Paul Pelteret <jppelteret@gmail.com>
Date: Sat, 28 Jul 2018 17:50:26 +0000 (+0200)
Subject: Fix position of a lock guard
X-Git-Tag: v9.1.0-rc1~873^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0e9ab99e1ac5c38d7ade00f7d9f9be6dd7d705f8;p=dealii.git

Fix position of a lock guard
---

diff --git a/source/base/subscriptor.cc b/source/base/subscriptor.cc
index a02237ee48..6da08803df 100644
--- a/source/base/subscriptor.cc
+++ b/source/base/subscriptor.cc
@@ -156,14 +156,14 @@ Subscriptor::operator=(Subscriptor &&s) noexcept
 void
 Subscriptor::subscribe(const char *id) const
 {
-  if (object_info == nullptr)
-    object_info = &typeid(*this);
-  ++counter;
-
 #ifdef DEAL_II_WITH_THREADS
   std::lock_guard<std::mutex> lock(mutex);
 #endif
 
+  if (object_info == nullptr)
+    object_info = &typeid(*this);
+  ++counter;
+
   const char *const name = (id != 0) ? id : unknown_subscriber;
 
   map_iterator it = counter_map.find(name);