From c4d10f78b3946fc32624d78c038e9731ca2ce454 Mon Sep 17 00:00:00 2001
From: liningjie <liningjie@xfusion.com>
Date: Tue, 15 Aug 2023 00:54:28 +0800
Subject: [PATCH] PR/310: p870613: Don't use strlcpy to copy the string, it
 will try to scan the source string to find out how much space is needed the
 source string might not be NUL terminated.

---
 src/funcs.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/funcs.c b/src/funcs.c
index 33c3f85..295fb75 100644
--- a/src/funcs.c
+++ b/src/funcs.c
@@ -54,9 +54,12 @@ FILE_RCSID("@(#)$File: funcs.c,v 1.122 2021/06/30 10:08:48 christos Exp $")
 protected char *
 file_copystr(char *buf, size_t blen, size_t width, const char *str)
 {
-	if (++width > blen)
-		width = blen;
-	strlcpy(buf, str, width);
+	if (blen == 0)
+		return buf;
+	if (width >= blen)
+		width = blen - 1;
+	memcpy(buf, str, width);
+	buf[width] = '\0';
 	return buf;
 }
 
-- 
2.33.0

