From 7c1f7aa81cb152e25f672ccb1d4bb109b65729b2 Mon Sep 17 00:00:00 2001
From: FishyClockwork <fcwgit@hotmail.com>
Date: Sun, 30 Oct 2016 20:27:07 +0100
Subject: [PATCH] Restricted custom goodbyes to ZSDF

---
 src/p_usdf.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/p_usdf.cpp b/src/p_usdf.cpp
index a64dc932f..d40c542a1 100644
--- a/src/p_usdf.cpp
+++ b/src/p_usdf.cpp
@@ -345,7 +345,11 @@ class USDFParser : public UDMFParserBase
 					break;
 
 				case NAME_Goodbye:
-					Goodbye = CheckString(key);
+					// Custom goodbyes are exclusive to namespace ZDoom. [FishyClockwork]
+					if (namespace_bits == Zd)
+					{
+						Goodbye = CheckString(key);
+					}
 					break;
 				}
 			}