From 03db5b9396070548a721d527e1ea26a734cbbf0a Mon Sep 17 00:00:00 2001
From: HummyPkg <af123@hummypkg.org.uk>
Date: Sat, 11 Mar 2017 00:52:19 +0000
Subject: Fix buffer overrun in utf8_index()

---
 utf8.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/utf8.c b/utf8.c
index 0d94c0e..2698f66 100644
--- a/utf8.c
+++ b/utf8.c
@@ -66,7 +66,7 @@ int utf8_strlen(const char *str, int bytelen)
     if (bytelen < 0) {
         bytelen = strlen(str);
     }
-    while (bytelen) {
+    while (bytelen > 0) {
         int c;
         int l = utf8_tounicode(str, &c);
         charlen++;
-- 
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