From b0d8ed7ad345e013cf6b4047e1e416a05f1582c2 Mon Sep 17 00:00:00 2001
From: John Baldwin <jhb@FreeBSD.org>
Date: Tue, 31 Mar 2009 14:30:46 +0000
Subject: [PATCH] Fix an off-by-one buffer overflow in ngets().

Submitted by:	Bruce Can
MFC after:	1 month
---
 lib/libstand/gets.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/libstand/gets.c b/lib/libstand/gets.c
index 575134c30a09..7d54b0001775 100644
--- a/lib/libstand/gets.c
+++ b/lib/libstand/gets.c
@@ -74,7 +74,7 @@ ngets(char *buf, int n)
 	    putchar('\n');
 	    break;
 	default:
-	    if ((n < 1) || ((lp - buf) < n)) {
+	    if ((n < 1) || ((lp - buf) < n - 1)) {
 		*lp++ = c;
 		putchar(c);
 	    }