Core: Pass by const reference for simple objects replaced with pass by value

1 files changed, 1 insertions, 1 deletions

diff --git a/src/server/game/Grids/Notifiers/GridNotifiers.h b/src/server/game/Grids/Notifiers/GridNotifiers.h
index 2ad81b8b3a7..b4d20f25740 100755
--- a/src/server/game/Grids/Notifiers/GridNotifiers.h
+++ b/src/server/game/Grids/Notifiers/GridNotifiers.h
@@ -154,7 +154,7 @@ namespace Trinity
     struct ObjectUpdater
     {
         uint32 i_timeDiff;
-        explicit ObjectUpdater(const uint32 &diff) : i_timeDiff(diff) {}
+        explicit ObjectUpdater(const uint32 diff) : i_timeDiff(diff) {}
         template<class T> void Visit(GridRefManager<T> &m);
         void Visit(PlayerMapType &) {}
         void Visit(CorpseMapType &) {}