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zero-clear ip6?pseudo before use

This commit is contained in:
itojun 2004-04-26 05:18:13 +00:00
parent f103f9aee9
commit 362e07a3c9
1 changed files with 4 additions and 2 deletions
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6
sys/netinet/tcp_subr.c
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@ -1,4 +1,4 @@
/* $NetBSD: tcp_subr.c,v 1.169 2004/04/26 05:15:47 itojun Exp $ */ /* $NetBSD: tcp_subr.c,v 1.170 2004/04/26 05:18:13 itojun Exp $ */
/* /*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project. * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@ -98,7 +98,7 @@
*/ */
#include <sys/cdefs.h> #include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: tcp_subr.c,v 1.169 2004/04/26 05:15:47 itojun Exp $"); __KERNEL_RCSID(0, "$NetBSD: tcp_subr.c,v 1.170 2004/04/26 05:18:13 itojun Exp $");
#include "opt_inet.h" #include "opt_inet.h"
#include "opt_ipsec.h" #include "opt_ipsec.h"
@ -1747,6 +1747,7 @@ found:
* tcp_output(), the underlying ip_len member has not yet been set. * tcp_output(), the underlying ip_len member has not yet been set.
*/ */
if (ip) { if (ip) {
memset(&ippseudo, 0, sizeof(ippseudo));
ipovly = (struct ipovly *)ip; ipovly = (struct ipovly *)ip;
ippseudo.ippseudo_src = ipovly->ih_src; ippseudo.ippseudo_src = ipovly->ih_src;
ippseudo.ippseudo_dst = ipovly->ih_dst; ippseudo.ippseudo_dst = ipovly->ih_dst;
@ -1756,6 +1757,7 @@ found:
htons(len + sizeof(struct tcphdr) + optlen); htons(len + sizeof(struct tcphdr) + optlen);
MD5Update(&ctx, (char *)&ippseudo, sizeof(ippseudo)); MD5Update(&ctx, (char *)&ippseudo, sizeof(ippseudo));
} else { } else {
memset(&ip6pseudo, 0, sizeof(ip6pseudo));
ip6pseudo.ip6ph_src = ip6->ip6_src; ip6pseudo.ip6ph_src = ip6->ip6_src;
in6_clearscope(&ip6pseudo.ip6ph_src); in6_clearscope(&ip6pseudo.ip6ph_src);
ip6pseudo.ip6ph_dst = ip6->ip6_dst; ip6pseudo.ip6ph_dst = ip6->ip6_dst;