Core: Fix a possible crash in WorldSession::ProcessQueryCallbacks

Author: Cyberbrest
Closes issue #5262

--HG--
branch : trunk

src/server/game/Globals/ObjectMgr.h

@@ -867,7 +867,7 @@ class ObjectMgr
         void LoadCreatures();
         void LoadLinkedRespawn();
         bool SetCreatureLinkedRespawn(uint32 guid, uint32 linkedGuid);
-        void LoadCreatureRespawnTimes();
+        void LoadLinkedRespawnTimes();
         void LoadCreatureAddons();
         void LoadCreatureModelInfo();
         void LoadEquipmentTemplates();

src/server/game/Server/Protocol/Handlers/QueryHandler.cpp

@@ -58,7 +58,7 @@ void WorldSession::SendNameQueryOpcode(Player *p)
 
 void WorldSession::SendNameQueryOpcodeFromDB(uint64 guid)
 {
-    ACE_Future<QueryResult> lFutureResult =
+    QueryResultFuture lFutureResult =
         CharacterDatabase.AsyncPQuery(
             !sWorld->getBoolConfig(CONFIG_DECLINED_NAMES_USED) ?
         //   ------- Query Without Declined Names --------

src/server/game/Server/WorldSession.cpp

@@ -1003,8 +1003,12 @@ void WorldSession::ProcessQueryCallbacks()
         if (m_nameQueryCallbacks.next_readable(lResult, &timeout) != 1)
            break;
 
+        if (lResult.ready()) 
+        {
             lResult.get(result);
             SendNameQueryOpcodeFromDBCallBack(result);
+            lResult.cancel();
+        }
     }
 
     //! HandleCharEnumOpcode