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correct arg to m_pullup (need to count IP header size as well)

This commit is contained in:
itojun 2003-04-21 07:02:31 +00:00
parent a81c148373
commit cb30d7ce0b
1 changed files with 4 additions and 4 deletions
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8
sys/netinet/ip_gre.c
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@ -1,4 +1,4 @@
/* $NetBSD: ip_gre.c,v 1.24 2003/04/21 06:52:47 itojun Exp $ */
/* $NetBSD: ip_gre.c,v 1.25 2003/04/21 07:02:31 itojun Exp $ */
/*
* Copyright (c) 1998 The NetBSD Foundation, Inc.
@ -43,7 +43,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ip_gre.c,v 1.24 2003/04/21 06:52:47 itojun Exp $");
__KERNEL_RCSID(0, "$NetBSD: ip_gre.c,v 1.25 2003/04/21 07:02:31 itojun Exp $");
#include "gre.h"
#if NGRE > 0
@ -300,8 +300,8 @@ gre_mobile_input(m, va_alist)
} else
msiz = MOB_H_SIZ_S;
if (m->m_len < msiz) {
m = m_pullup(m, msiz);
if (m->m_len < (ip->ip_hl << 2) + msiz) {
m = m_pullup(m, (ip->ip_hl << 2) + msiz);
if (m == NULL)
return;
ip = mtod(m, struct ip *);