From 3f9a3a454b3889b1471dc851795098cd05ae4690 Mon Sep 17 00:00:00 2001
From: Gaerzi <gaerzi@gmail.com>
Date: Fri, 16 Jul 2021 19:12:56 +0200
Subject: [PATCH] Brightmaps fix

See https://forum.zdoom.org/viewtopic.php?f=2&t=72687 for more information.
---
 src/r_data/gldefs.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/r_data/gldefs.cpp b/src/r_data/gldefs.cpp
index 345bad544..4f5dc4659 100644
--- a/src/r_data/gldefs.cpp
+++ b/src/r_data/gldefs.cpp
@@ -1155,7 +1155,7 @@ class GLDefsParser
 			if (lumpnum != -1)
 			{
 				if (iwad && fileSystem.GetFileContainer(lumpnum) <= fileSystem.GetMaxIwadNum()) useme = true;
-				if (thiswad && fileSystem.GetFileContainer(lumpnum) == workingLump) useme = true;
+				if (thiswad && fileSystem.GetFileContainer(lumpnum) == fileSystem.GetFileContainer(workingLump)) useme = true;
 			}
 			if (!useme) return;
 		}