From b3360a4668cd3d046fcef5418dc7a48039eb96d6 Mon Sep 17 00:00:00 2001
From: Johannes Junggeburth <johannes.josef.junggeburth@cern.ch>
Date: Mon, 13 May 2024 13:50:35 +0200
Subject: [PATCH] Apply 1 suggestion(s) to 1 file(s)

---
 GeoModelCore/GeoModelKernel/GeoModelKernel/GeoLogVol.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/GeoModelCore/GeoModelKernel/GeoModelKernel/GeoLogVol.h b/GeoModelCore/GeoModelKernel/GeoModelKernel/GeoLogVol.h
index 2a2146233..af7175eaf 100644
--- a/GeoModelCore/GeoModelKernel/GeoModelKernel/GeoLogVol.h
+++ b/GeoModelCore/GeoModelKernel/GeoModelKernel/GeoLogVol.h
@@ -35,6 +35,7 @@ class GeoLogVol : public RCBase
   
   //	Returns the material of the logical volume.
   const GeoMaterial* getMaterial () const {
+     std::shared_lock lock{m_mutex};
      return m_material;
   }
   
-- 
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