[svn] Fix a bug that GameObject::CastSpell crash the server.

--HG--
branch : trunk

1 files changed, 10 insertions, 4 deletions

diff --git a/src/game/GameObject.cpp b/src/game/GameObject.cpp
index 57d206fa1aa..fbeb30144bb 100644
--- a/src/game/GameObject.cpp
+++ b/src/game/GameObject.cpp
@@ -1271,9 +1271,15 @@ void GameObject::CastSpell(Unit* target, uint32 spell)
     Creature *trigger = SummonCreature(12999, GetPositionX(), GetPositionY(), GetPositionZ(), 0, TEMPSUMMON_TIMED_DESPAWN, 1);
     if(!trigger) return;
 
-    Unit *owner = GetOwner();
-    if(owner) trigger->setFaction(owner->getFaction());
-    else trigger->setFaction(14);
     trigger->SetVisibility(VISIBILITY_OFF); //should this be true?
-    trigger->CastSpell(target, spell, true, 0, 0, owner->GetGUID());
+    if(Unit *owner = GetOwner())
+    {
+        trigger->setFaction(owner->getFaction());
+        trigger->CastSpell(target, spell, true, 0, 0, owner->GetGUID());
+    }
+    else
+    {
+        trigger->setFaction(14);
+        trigger->CastSpell(target, spell, true);
+    }
 }
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