From 671bde96d7e9e68b8dbf871db4d9ded33964a4d4 Mon Sep 17 00:00:00 2001
From: "Alan T. DeKok" <aland@freeradius.org>
Date: Thu, 9 Sep 2010 14:33:03 +0200
Subject: [PATCH] Ensure we leave room for the trailing NUL

---
 src/main/conffile.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/conffile.c b/src/main/conffile.c
index 4feed80..ee47afb 100644
--- a/src/main/conffile.c
+++ b/src/main/conffile.c
@@ -2589,7 +2589,7 @@ int cf_pair2xml(FILE *fp, const CONF_PAIR *cp)
 		char *p = buffer;
 		const char *q = cp->value;
 
-		while (*q && (p < (buffer + sizeof(buffer)))) {
+		while (*q && (p < (buffer + sizeof(buffer) - 1))) {
 			if (q[0] == '&') {
 				memcpy(p, "&amp;", 4);
 				p += 5;
-- 
2.1.4