From 03c158b674f7e334dbd310b671915b70af449766 Mon Sep 17 00:00:00 2001
From: Alex King <89047260+Kinglykrab@users.noreply.github.com>
Date: Sun, 23 Apr 2023 15:05:47 -0400
Subject: [PATCH] [Crash] Fix possible nullptr in
 Client::GetCharMaxLevelFromQGlobal() (#3317)

# Notes
- We could possibly not have a `zone` here, causing a crash.
- http://spire.akkadius.com/dev/release/22.9.1?id=3051
- http://spire.akkadius.com/dev/release/22.9.1?id=3052
- http://spire.akkadius.com/dev/release/22.9.1?id=3073
- http://spire.akkadius.com/dev/release/22.9.1?id=3102
- http://spire.akkadius.com/dev/release/22.9.1?id=3103
- http://spire.akkadius.com/dev/release/22.9.1?id=3104
- http://spire.akkadius.com/dev/release/22.9.1?id=3107
- http://spire.akkadius.com/dev/release/22.9.1?id=3108
- http://spire.akkadius.com/dev/release/22.9.1?id=3109
- http://spire.akkadius.com/dev/release/22.9.1?id=3110
- http://spire.akkadius.com/dev/release/22.9.1?id=3111
- http://spire.akkadius.com/dev/release/22.9.1?id=3112
- http://spire.akkadius.com/dev/release/22.9.1?id=3113
- http://spire.akkadius.com/dev/release/22.9.1?id=3114
---
 zone/exp.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/zone/exp.cpp b/zone/exp.cpp
index 92890ed1d..d4a094fbc 100644
--- a/zone/exp.cpp
+++ b/zone/exp.cpp
@@ -1256,8 +1256,10 @@ uint8 Client::GetCharMaxLevelFromQGlobal() {
 
 	std::list<QGlobal> global_map;
 
+	const uint32 zone_id = zone ? zone->GetZoneID() : 0;
+
 	if (char_cache) {
-		QGlobalCache::Combine(global_map, char_cache->GetBucket(), 0, CharacterID(), zone->GetZoneID());
+		QGlobalCache::Combine(global_map, char_cache->GetBucket(), 0, CharacterID(), zone_id);
 	}
 
 	for (const auto& global : global_map) {