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correct recvmsg() validation.

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itojun 2001-02-04 00:35:20 +00:00
parent 0d6830073e
commit ad65d3d893
1 changed files with 5 additions and 4 deletions
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9
sbin/ping6/ping6.c
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@ -1,5 +1,5 @@
/* $NetBSD: ping6.c,v 1.31 2001/01/26 13:18:45 itojun Exp $ */
/* $KAME: ping6.c,v 1.118 2001/01/26 13:14:29 itojun Exp $ */
/* $NetBSD: ping6.c,v 1.32 2001/02/04 00:35:20 itojun Exp $ */
/* $KAME: ping6.c,v 1.121 2001/02/01 16:43:01 itojun Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@ -81,7 +81,7 @@ static char sccsid[] = "@(#)ping.c 8.1 (Berkeley) 6/5/93";
#else
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: ping6.c,v 1.31 2001/01/26 13:18:45 itojun Exp $");
__RCSID("$NetBSD: ping6.c,v 1.32 2001/02/04 00:35:20 itojun Exp $");
#endif
#endif
@ -1349,7 +1349,8 @@ pr_pack(buf, cc, mhdr)
(void)gettimeofday(&tv, NULL);
if (!mhdr || !mhdr->msg_name || mhdr->msg_namelen != sizeof(*from) ||
if (!mhdr || !mhdr->msg_name ||
mhdr->msg_namelen != sizeof(struct sockaddr_in6) ||
((struct sockaddr *)mhdr->msg_name)->sa_family != AF_INET6) {
if (options & F_VERBOSE)
warnx("invalid peername\n");