[src/trunk]: src/sys/net Fix ipsecif(4) SPDADD pfkey message has garbage. Po...

[knakahara <knakahara%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/6ae421eaded6
branches:  trunk
changeset: 970054:6ae421eaded6
user:      knakahara <knakahara%NetBSD.org@localhost>
date:      Tue Mar 10 10:35:14 2020 +0000

description:
Fix ipsecif(4) SPDADD pfkey message has garbage.  Pointed out by ohishi@IIJ.

"setkey -x" output is the following.

========== before ==========
sadb_msg{ version=2 type=14 errno=0 satype=0
  len=15 reserved=0 seq=0 pid=0
sadb_ext{ len=56 type=18 }
sadb_x_policy{ type=2 dir=1 id=9 }
 { len=40 proto=50 mode=1 level=3 reqid=16393
sockaddr{ len=0 family=0  }
sockaddr{ len=0 family=0  }
 }
========== before ==========

========== after ==========
sadb_msg{ version=2 type=14 errno=0 satype=0
  len=11 reserved=0 seq=0 pid=0
sadb_ext{ len=24 type=18 }
sadb_x_policy{ type=2 dir=1 id=9 }
 { len=8 proto=50 mode=1 level=3 reqid=16393
 }
========== after ==========

diffstat:

 sys/net/if_ipsec.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r e6e253cf94ec -r 6ae421eaded6 sys/net/if_ipsec.c
--- a/sys/net/if_ipsec.c        Tue Mar 10 08:15:44 2020 +0000
+++ b/sys/net/if_ipsec.c        Tue Mar 10 10:35:14 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_ipsec.c,v 1.27 2020/02/01 02:57:55 riastradh Exp $  */
+/*     $NetBSD: if_ipsec.c,v 1.28 2020/03/10 10:35:14 knakahara Exp $  */
 
 /*
  * Copyright (c) 2017 Internet Initiative Japan Inc.
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_ipsec.c,v 1.27 2020/02/01 02:57:55 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_ipsec.c,v 1.28 2020/03/10 10:35:14 knakahara Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_inet.h"
@@ -1679,7 +1679,7 @@
        ext_msg_len += PFKEY_UNIT64(size);
        size = if_ipsec_set_sadb_dst(&xdst, dst, proto);
        ext_msg_len += PFKEY_UNIT64(size);
-       size = if_ipsec_set_sadb_x_policy(&xpl, &xisr, policy, dir, 0, level, src, dst);
+       size = if_ipsec_set_sadb_x_policy(&xpl, &xisr, policy, dir, 0, level, NULL, NULL);
        ext_msg_len += PFKEY_UNIT64(size);
        if_ipsec_set_sadb_msg_add(&msg, ext_msg_len);