From d5381e701fc4f5e67b28bff9646b077f5d4fd050 Mon Sep 17 00:00:00 2001
From: terminx <terminx@1a8010ca-5511-0410-912e-c29ae57300e0>
Date: Sun, 7 Oct 2018 05:20:28 +0000
Subject: [PATCH] Fix potential null pointer dereferencing

git-svn-id: https://svn.eduke32.com/eduke32@7004 1a8010ca-5511-0410-912e-c29ae57300e0
---
 source/duke3d/src/game.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/source/duke3d/src/game.cpp b/source/duke3d/src/game.cpp
index 5c7d7b8c5..698e7b54d 100644
--- a/source/duke3d/src/game.cpp
+++ b/source/duke3d/src/game.cpp
@@ -6504,7 +6504,7 @@ int app_main(int argc, char const * const * argv)
     char *const setupFileName = Xstrdup(g_setupFileName);
     char *const p             = strtok(setupFileName, ".");
 
-    if (!Bstrcmp(g_setupFileName, SETUPFILENAME))
+    if (!p || !Bstrcmp(g_setupFileName, SETUPFILENAME))
         Bsprintf(tempbuf, "settings.cfg");
     else
         Bsprintf(tempbuf, "%s_settings.cfg", p);