From dc46262eaadbef980b30f9cf2076d920ef6d8745 Mon Sep 17 00:00:00 2001
From: Mike Smith <msmith@FreeBSD.org>
Date: Mon, 28 May 2001 22:25:44 +0000
Subject: [PATCH] The shortest valid TFTP packet is 4 bytes, not 8.

PR:		misc/25503
Submitted by:	Jim Browne <jbrowne@jbrowne.com>
MFC after:	1 week
---
 lib/libstand/tftp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/libstand/tftp.c b/lib/libstand/tftp.c
index 3b481734716d..0f1602608f70 100644
--- a/lib/libstand/tftp.c
+++ b/lib/libstand/tftp.c
@@ -119,7 +119,7 @@ recvtftp(d, pkt, len, tleft)
 
 	len = readudp(d, pkt, len, tleft);
 
-	if (len < 8)
+	if (len < 4)
 		return (-1);
 
 	t = (struct tftphdr *) pkt;