From a1ec94b88d3db03ca744027b8281ffcbff7c22f0 Mon Sep 17 00:00:00 2001
From: Gavin Atkinson <gavin@FreeBSD.org>
Date: Sun, 27 Jun 2010 14:11:03 +0000
Subject: [PATCH] Fix core dump when server fails to respond.

Reviewed by:	imp
---
 usr.bin/tftp/tftp.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/usr.bin/tftp/tftp.c b/usr.bin/tftp/tftp.c
index 29ba2b26c74..c6e11180597 100644
--- a/usr.bin/tftp/tftp.c
+++ b/usr.bin/tftp/tftp.c
@@ -229,7 +229,10 @@ recvfile(int peer, char *port, int fd, char *name, char *mode)
 		/* Otherwise it is a fatal error */
 		break;
 	}
-
+	if (i == 12) {
+		printf("Transfer timed out.\n");
+		return;
+	}
 	if (rp->th_opcode == ERROR) {
 		tftp_log(LOG_ERR, "Error code %d: %s", rp->th_code, rp->th_msg);
 		return;