*Fix a script bug that causes memory corruption.

--HG--
branch : trunk

src/bindings/scripts/scripts/zone/aunchindoun/mana_tombs/boss_nexusprince_shaffar.cpp

@@ -255,7 +255,7 @@ struct TRINITY_DLL_DECL mob_ethereal_beaconAI : public ScriptedAI
                 m_creature->InterruptNonMeleeSpells(true);
 
             m_creature->CastSpell(m_creature,SPELL_ETHEREAL_APPRENTICE,true);
-            if( m_creature->GetOwner() )
+            if( m_creature->isPet() )
                 ((Pet*)m_creature)->SetDuration(0);
             CanEvade = true;
         }else Apprentice_Timer -= diff;

src/bindings/scripts/scripts/zone/isle_of_queldanas/isle_of_queldanas.cpp

@@ -101,6 +101,7 @@ struct TRINITY_DLL_DECL npc_converted_sentryAI : public ScriptedAI
                 else DoScriptText(SAY_CONVERTED_2, m_creature);
 
                 DoCast(m_creature, SPELL_CONVERT_CREDIT);
+                if(m_creature->isPet())
                     ((Pet*)m_creature)->SetDuration(7500);
                 Credit = true;
             }else Timer -= diff;