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Guard stale spell reference in ReapplyBuffEffects loop

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Co-authored-by: Valorith <76063792+Valorith@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot] 2026-03-09 21:34:58 +00:00
parent e48bff5da2
commit 7eb00262a0
1 changed files with 12 additions and 7 deletions
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19
zone/spell_effects.cpp
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@ -4226,7 +4226,11 @@ void Mob::ReapplyBuffEffects(uint32 index, bool from_suppress)
return;
}
const auto &spell = spells[buffs[index].spellid];
// Snapshot the spell ID before the loop so that if BuffFadeByEffect
// clears buffs[index].spellid mid-iteration the remaining effect
// handlers still reference the correct spell.
const uint32 spell_id = buffs[index].spellid;
const auto &spell = spells[spell_id];
bool refresh_weapon_stance = false;
for (int i = 0; i < EFFECT_COUNT; ++i) {
@ -4251,8 +4255,9 @@ void Mob::ReapplyBuffEffects(uint32 index, bool from_suppress)
if (!from_suppress && (RuleB(Character, PreventMountsFromZoning) || !zone->CanCastOutdoor())) {
BuffFadeByEffect(SpellEffect::SummonHorse);
return;
} else {
CastToClient()->SummonHorse(buffs[index].spellid);
CastToClient()->SummonHorse(spell_id);
}
break;
}
@ -4291,12 +4296,12 @@ void Mob::ReapplyBuffEffects(uint32 index, bool from_suppress)
SendAppearancePacket(AppearanceType::FlyMode, 0);
BuffFadeByEffect(SpellEffect::Levitate);
Message(Chat::Red, "You can't levitate in this zone.");
break;
return;
}
} else {
SendAppearancePacket(AppearanceType::FlyMode, 0);
BuffFadeByEffect(SpellEffect::Levitate);
break;
return;
}
}
@ -4314,17 +4319,17 @@ void Mob::ReapplyBuffEffects(uint32 index, bool from_suppress)
case SpellEffect::AddMeleeProc:
case SpellEffect::WeaponProc:
{
AddProcToWeapon(GetProcID(buffs[index].spellid, i), false, 100 + spell.limit_value[i], buffs[index].spellid, buffs[index].casterlevel, GetSpellProcLimitTimer(buffs[index].spellid, ProcType::MELEE_PROC));
AddProcToWeapon(GetProcID(spell_id, i), false, 100 + spell.limit_value[i], spell_id, buffs[index].casterlevel, GetSpellProcLimitTimer(spell_id, ProcType::MELEE_PROC));
break;
}
case SpellEffect::DefensiveProc:
{
AddDefensiveProc(GetProcID(buffs[index].spellid, i), 100 + spell.limit_value[i], buffs[index].spellid, GetSpellProcLimitTimer(buffs[index].spellid, ProcType::DEFENSIVE_PROC));
AddDefensiveProc(GetProcID(spell_id, i), 100 + spell.limit_value[i], spell_id, GetSpellProcLimitTimer(spell_id, ProcType::DEFENSIVE_PROC));
break;
}
case SpellEffect::RangedProc:
{
AddRangedProc(GetProcID(buffs[index].spellid, i), 100 + spell.limit_value[i], buffs[index].spellid, GetSpellProcLimitTimer(buffs[index].spellid, ProcType::RANGED_PROC));
AddRangedProc(GetProcID(spell_id, i), 100 + spell.limit_value[i], spell_id, GetSpellProcLimitTimer(spell_id, ProcType::RANGED_PROC));
break;
}
case SpellEffect::BindSight: