Module Name:    src
Committed By:   christos
Date:           Fri Apr 14 22:35:05 UTC 2017

Modified Files:
        src/sys/netipsec: xform_ipip.c

Log Message:
PR/52161: Ryota Ozaki: Fix AH tunnel ipsec for ipv6. Compute plen right,
don't forget to subtract the ipv6 header length.


To generate a diff of this commit:
cvs rdiff -u -r1.43 -r1.44 src/sys/netipsec/xform_ipip.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/netipsec/xform_ipip.c
diff -u src/sys/netipsec/xform_ipip.c:1.43 src/sys/netipsec/xform_ipip.c:1.44
--- src/sys/netipsec/xform_ipip.c:1.43	Thu Apr  6 05:20:07 2017
+++ src/sys/netipsec/xform_ipip.c	Fri Apr 14 18:35:05 2017
@@ -1,4 +1,4 @@
-/*	$NetBSD: xform_ipip.c,v 1.43 2017/04/06 09:20:07 ozaki-r Exp $	*/
+/*	$NetBSD: xform_ipip.c,v 1.44 2017/04/14 22:35:05 christos Exp $	*/
 /*	$FreeBSD: src/sys/netipsec/xform_ipip.c,v 1.3.2.1 2003/01/24 05:11:36 sam Exp $	*/
 /*	$OpenBSD: ip_ipip.c,v 1.25 2002/06/10 18:04:55 itojun Exp $ */
 
@@ -39,7 +39,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: xform_ipip.c,v 1.43 2017/04/06 09:20:07 ozaki-r Exp $");
+__KERNEL_RCSID(0, "$NetBSD: xform_ipip.c,v 1.44 2017/04/14 22:35:05 christos Exp $");
 
 /*
  * IP-inside-IP processing
@@ -562,7 +562,7 @@ ipip_output(
 		ip6o->ip6_flow = 0;
 		ip6o->ip6_vfc &= ~IPV6_VERSION_MASK;
 		ip6o->ip6_vfc |= IPV6_VERSION;
-		ip6o->ip6_plen = htons(m->m_pkthdr.len);
+		ip6o->ip6_plen = htons(m->m_pkthdr.len - sizeof(*ip6o));
 		ip6o->ip6_hlim = ip_defttl;
 		ip6o->ip6_dst = saidx->dst.sin6.sin6_addr;
 		ip6o->ip6_src = saidx->src.sin6.sin6_addr;

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