2 files changed, 22 insertions, 1 deletions

diff --git a/src/server/scripts/Spells/spell_generic.cpp b/src/server/scripts/Spells/spell_generic.cpp
index e8c1b3438ff..48ab431147a 100644
--- a/src/server/scripts/Spells/spell_generic.cpp
+++ b/src/server/scripts/Spells/spell_generic.cpp
@@ -4126,6 +4126,26 @@ class spell_corrupting_plague_aura : public AuraScript
     }
 };
 
+enum SiegeTankControl
+{
+    SPELL_SIEGE_TANK_CONTROL = 47963
+};
+
+class spell_gen_vehicle_control_link : public AuraScript
+{
+    PrepareAuraScript(spell_gen_vehicle_control_link);
+
+    void OnRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/)
+    {
+        GetTarget()->RemoveAurasDueToSpell(SPELL_SIEGE_TANK_CONTROL); //aurEff->GetAmount()
+    }
+
+    void Register() override
+    {
+        AfterEffectRemove += AuraEffectRemoveFn(spell_gen_vehicle_control_link::OnRemove, EFFECT_1, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
+    }
+};
+
 // 34779 - Freezing Circle
 enum FreezingCircleSpells
 {
@@ -4289,5 +4309,6 @@ void AddSC_generic_spell_scripts()
     RegisterSpellScript(spell_gen_clear_debuffs);
     RegisterAuraScript(spell_gen_pony_mount_check);
     RegisterAuraScript(spell_corrupting_plague_aura);
+    RegisterAuraScript(spell_gen_vehicle_control_link);
     RegisterSpellScript(spell_freezing_circle);
 }
diff --git a/src/server/scripts/Spells/spell_warlock.cpp b/src/server/scripts/Spells/spell_warlock.cpp
index 80c96a18bdc..4195b828046 100644
--- a/src/server/scripts/Spells/spell_warlock.cpp
+++ b/src/server/scripts/Spells/spell_warlock.cpp
@@ -773,7 +773,7 @@ class spell_warl_haunt : public SpellScriptLoader
             {
                 if (Aura* aura = GetHitAura())
                     if (AuraEffect* aurEff = aura->GetEffect(EFFECT_1))
-                        aurEff->SetAmount(CalculatePct(aurEff->GetAmount(), GetHitDamage()));
+                        aurEff->SetAmount(CalculatePct(GetHitDamage(), aurEff->GetAmount()));
             }
 
             void Register() override