From b52337052ba14c502bdac85d23cebf68e8479ce5 Mon Sep 17 00:00:00 2001
From: Ingo Schwarze <schwarze@openbsd.org>
Date: Thu, 7 Jan 2016 20:19:01 +0000
Subject: Recursive "define" was not detected because "lim" was never
 incremented, causing infinite loops. Fixing CID 1288962.  From christos@ via
 wiz@, both at NetBSD.

---
 eqn.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'eqn.c')

diff --git a/eqn.c b/eqn.c
index 9359eb8e..bac9a0c7 100644
--- a/eqn.c
+++ b/eqn.c
@@ -1,4 +1,4 @@
-/*	$Id: eqn.c,v 1.59 2015/10/06 18:32:19 schwarze Exp $ */
+/*	$Id: eqn.c,v 1.60 2016/01/07 20:19:01 schwarze Exp $ */
 /*
  * Copyright (c) 2011, 2014 Kristaps Dzonsons <kristaps@bsd.lv>
  * Copyright (c) 2014, 2015 Ingo Schwarze <schwarze@openbsd.org>
@@ -448,6 +448,7 @@ again:
 		memmove(start + *sz + diff, start + *sz,
 		    (strlen(start) - *sz) + 1);
 		memcpy(start, def->val, def->valsz);
+		lim++;
 		goto again;
 	}
 
-- 
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