Core/Spells: fix issues with delayed spells and auras

src/server/game/Spells/Spell.cpp

@@ -2959,14 +2959,7 @@ void Spell::DoSpellEffectHit(Unit* unit, uint8 effIndex, TargetInfo& hitInfo)
             bool refresh = false;
 
             // delayed spells with multiple targets need to create a new aura object, otherwise we'll access a deleted aura
-            if (m_spellInfo->Speed > 0.0f && !m_spellInfo->IsChanneled())
-            {
-                _spellAura = nullptr;
-                if (Aura* aura = unit->GetAura(m_spellInfo->Id, caster->GetGUID(), m_CastItem ? m_CastItem->GetGUID() : ObjectGuid::Empty, aura_effmask))
-                    _spellAura = aura->ToUnitAura();
-            }
-
-            if (!_spellAura)
+            if (!_spellAura || (m_spellInfo->Speed > 0.0f && !m_spellInfo->IsChanneled()))
             {
                 uint8 const allAuraEffectMask = Aura::BuildEffectMaskForOwner(hitInfo.AuraSpellInfo, MAX_EFFECT_MASK, unit);
                 int32 const* bp = hitInfo.AuraBasePoints;