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[Bug Fix] Fix scenario where dereferenced object could be null. (#2784)

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Aeadoin 2023-01-23 18:40:23 -05:00 committed by GitHub
parent 93eddf603b
commit 4d355afe9d
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 11 additions and 9 deletions
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2
zone/attack.cpp
View File

@ -2770,7 +2770,7 @@ bool NPC::Death(Mob* killer_mob, int64 damage, uint16 spell, EQ::skills::SkillTy
}
}
if (killer_mob->IsBot()) {
if (killer_mob && killer_mob->IsBot()) {
parse->EventBot(EVENT_NPC_SLAY, killer_mob->CastToBot(), this, "", 0);
killer_mob->TrySpellOnKill(killed_level, spell);
}

2
zone/bot_database.cpp
View File

@ -2358,7 +2358,7 @@ bool BotDatabase::LoadLeaderIDByBotGroupID(const uint32 group_id, uint32& leader
bool BotDatabase::LoadBotGroupNameByBotGroupID(const uint32 group_id, std::string& botgroup_name)
{
if (!group_id) {
false;
return false;
}
query = fmt::format(

16
zone/spell_effects.cpp
View File

@ -2901,14 +2901,16 @@ bool Mob::SpellEffect(Mob* caster, uint16 spell_id, float partial, int level_ove
since effect can potentially kill caster.
*/
case SE_Health_Transfer: {
effect_value = spells[spell_id].limit_value[i];
int64 amt = std::abs(caster->GetMaxHP() * effect_value / 1000);
if (caster) {
effect_value = spells[spell_id].limit_value[i];
int64 amt = std::abs(caster->GetMaxHP() * effect_value / 1000);
if (effect_value < 0) {
Damage(caster, amt, spell_id, spell.skill, false, buffslot, false);
}
else {
HealDamage(amt, caster);
if (effect_value < 0) {
Damage(caster, amt, spell_id, spell.skill, false, buffslot, false);
}
else {
HealDamage(amt, caster);
}
}
break;
}