Delete possessed AI only on creature delete.

--HG--
branch : trunk

src/game/Creature.cpp

@@ -147,7 +147,11 @@ Creature::~Creature()
     delete i_AI;
     i_AI = NULL;
 
-    DeletePossessedAI();
+    if (i_AI_possessed)
+    {
+        delete i_AI_possessed;
+        i_AI_possessed = NULL;
+    }
 }
 
 void Creature::AddToWorld()
@@ -555,13 +559,10 @@ void Creature::InitPossessedAI()
     i_AI->OnPossess(true);
 }
 
-void Creature::DeletePossessedAI()
+void Creature::DisablePossessedAI()
 {
     if (!i_AI_possessed) return;
 
-    delete i_AI_possessed;
-    i_AI_possessed = NULL;
-
     // Signal the old AI that it's been re-enabled
     i_AI->OnPossess(false);
 }

src/game/Creature.h

@@ -457,7 +457,7 @@ class TRINITY_DLL_SPEC Creature : public Unit
 
         bool AIM_Initialize();
         void InitPossessedAI();
-        void DeletePossessedAI();
+        void DisablePossessedAI();
 
         void AI_SendMoveToPacket(float x, float y, float z, uint32 time, uint32 MovementFlags, uint8 type);
         CreatureAI* AI() { return isPossessed() && i_AI_possessed ? i_AI_possessed : i_AI; }

src/game/Player.cpp

@@ -18896,8 +18896,8 @@ void Player::RemovePossess(bool attack)
             if(attack)
                 target->AddThreat(this, 1000000.0f);
         }
-        // Delete the assigned possessed AI
-        ((Creature*)target)->DeletePossessedAI();
+        // Disable the assigned possessed AI
+        ((Creature*)target)->DisablePossessedAI();
     }
 }