From da5d36a7fd225483e06260f648cb03adf8a5bf59 Mon Sep 17 00:00:00 2001
From: David Carlier <devnexen@gmail.com>
Date: Sun, 31 Dec 2017 23:59:53 +0000
Subject: [PATCH] bus error fix when quitting. spotted on openbsd while working
 ok on Linux and others.

---
 src/common/cvar.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/common/cvar.c b/src/common/cvar.c
index 3e65dc1d..85525dd1 100644
--- a/src/common/cvar.c
+++ b/src/common/cvar.c
@@ -619,11 +619,11 @@ Cvar_Fini(void)
 
 	for (var = cvar_vars; var;)
 	{
-		cvar_t *c = var;
+		cvar_t *c = var->next;
 		Z_Free(var->string);
 		Z_Free(var->name);
 		Z_Free(var);
-		var = c->next;
+        var = c;
 	}
 
 	Cmd_RemoveCommand("cvarlist");