From dfa0b74516349f892b77f384d0c59ae2008199c2 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <tridge@samba.org>
Date: Thu, 22 Oct 2009 11:03:27 +1100
Subject: util: fixed place where we could look one byte past end of string

We need to check the length before the value
---
 lib/util/charset/util_unistr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/util/charset/util_unistr.c b/lib/util/charset/util_unistr.c
index 024dc70acc..045aa4a3e3 100644
--- a/lib/util/charset/util_unistr.c
+++ b/lib/util/charset/util_unistr.c
@@ -483,7 +483,7 @@ _PUBLIC_ char *strupper_talloc_n(TALLOC_CTX *ctx, const char *src, size_t n)
 		return NULL;
 	}
 
-	while (*src && n--) {
+	while (n-- && *src) {
 		size_t c_size;
 		codepoint_t c = next_codepoint_convenience(iconv_convenience, src, &c_size);
 		src += c_size;
-- 
cgit