From 5b18ffbdc1bc2baa7ea286c761c164851f7107a0 Mon Sep 17 00:00:00 2001
From: Tobias Rehbein <tobias.rehbein@web.de>
Date: Tue, 15 Feb 2011 19:25:26 +0100
Subject: [PATCH] Further bugfixes in tools.c

Handle zero-sized output buffers gracefully.
---
 tools.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools.c b/tools.c
index f4f07e0..7c697cc 100644
--- a/tools.c
+++ b/tools.c
@@ -23,6 +23,9 @@ tools_catitems(char *outbuf, size_t outbuflen,...)
 
         assert(outbuf != NULL);
 
+        if (outbuflen == 0)
+                return (0);
+
         op = outbuf;
         ep = op + outbuflen - 1;
 
-- 
2.11.4.GIT