From 630dc76f4e84d2c5097518cf55c9e9bb66a04d36 Mon Sep 17 00:00:00 2001
From: Eivind Eklund <eivind@FreeBSD.org>
Date: Thu, 17 Dec 1998 16:31:02 +0000
Subject: [PATCH] Restore old semantics (broken in rev 1.47's buffer overflow
 fix).

---
 lib/libc/gen/getpwent.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/libc/gen/getpwent.c b/lib/libc/gen/getpwent.c
index e24de8123b4..2ee0e32aabc 100644
--- a/lib/libc/gen/getpwent.c
+++ b/lib/libc/gen/getpwent.c
@@ -153,7 +153,9 @@ getpwnam(name)
 		return((struct passwd *)NULL);
 
 	bf[0] = _PW_KEYBYNAME;
-	len = MIN(strlen(name), UT_NAMESIZE);
+	len = strlen(name);
+	if (len > UT_NAMESIZE)
+		return(NULL);
 	bcopy(name, bf + 1, len);
 	key.data = (u_char *)bf;
 	key.size = len + 1;