From 0505e9fb07a5bd701efd3ce335a6dc8e13cbd6e1 Mon Sep 17 00:00:00 2001
From: Karl DeBisschop <kdebisschop@users.sourceforge.net>
Date: Mon, 7 Oct 2002 01:34:46 +0000
Subject: make sure we do not run past the end of an unterminated string

git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@108 f882894a-f735-0410-b71e-b25c423dba1c

diff --git a/plugins/popen.c b/plugins/popen.c
index cde3c76..d056904 100644
--- a/plugins/popen.c
+++ b/plugins/popen.c
@@ -302,8 +302,9 @@ char *
 rtrim (char *str, const char *tok)
 {
 	int i = 0;
+	int j = sizeof (str);
 
-	while (str != NULL) {
+	while (str != NULL && i < j) {
 		if (*(str + i) == *tok) {
 			sprintf (str + i, "%s", "\0");
 			return str;
-- 
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