From 8b5b135a2d08ed7b311fd0d081b32bd087e24d21 Mon Sep 17 00:00:00 2001
From: sleepycatcoding <131554884+sleepycatcoding@users.noreply.github.com>
Date: Fri, 13 Oct 2023 00:37:12 +0300
Subject: [PATCH] avm2: Do not panic in XMLList call handler

---
 core/src/avm2/globals/xml_list.rs | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/core/src/avm2/globals/xml_list.rs b/core/src/avm2/globals/xml_list.rs
index d34b17abd..f3ecb74b4 100644
--- a/core/src/avm2/globals/xml_list.rs
+++ b/core/src/avm2/globals/xml_list.rs
@@ -83,12 +83,15 @@ pub fn call_handler<'gc>(
     _this: Object<'gc>,
     args: &[Value<'gc>],
 ) -> Result<Value<'gc>, Error<'gc>> {
-    // We do *not* create a new object when AS does 'XMLList(someXMLList)'
-    if let Some(obj) = args.try_get_object(activation, 0) {
-        if let Some(xml_list) = obj.as_xml_list_object() {
-            return Ok(xml_list.into());
+    if args.len() == 1 {
+        // We do *not* create a new object when AS does 'XMLList(someXMLList)'
+        if let Some(obj) = args.try_get_object(activation, 0) {
+            if let Some(xml_list) = obj.as_xml_list_object() {
+                return Ok(xml_list.into());
+            }
         }
     }
+
     Ok(activation
         .avm2()
         .classes()