[src/trunk]: src/sys/netinet6 Remove a misleading instruction. We don't care ...

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

details:   https://anonhg.NetBSD.org/src/rev/2aa5da47abd2
branches:  trunk
changeset: 829433:2aa5da47abd2
user:      maxv <maxv%NetBSD.org@localhost>
date:      Wed Jan 31 14:16:28 2018 +0000

description:
Remove a misleading instruction. We don't care about increasing
m_pkthdr.len in ip6_insertfraghdr(), it gets recomputed after calling
this function.

If we cared there would be a bug, since we don't increase it in the
other branches.

diffstat:

 sys/netinet6/ip6_output.c |  5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diffs (26 lines):

diff -r 3bc22e9cc2d4 -r 2aa5da47abd2 sys/netinet6/ip6_output.c
--- a/sys/netinet6/ip6_output.c Wed Jan 31 14:10:11 2018 +0000
+++ b/sys/netinet6/ip6_output.c Wed Jan 31 14:16:28 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ip6_output.c,v 1.198 2018/01/31 14:10:11 maxv Exp $    */
+/*     $NetBSD: ip6_output.c,v 1.199 2018/01/31 14:16:28 maxv Exp $    */
 /*     $KAME: ip6_output.c,v 1.172 2001/03/25 09:55:56 itojun Exp $    */
 
 /*
@@ -62,7 +62,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ip6_output.c,v 1.198 2018/01/31 14:10:11 maxv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ip6_output.c,v 1.199 2018/01/31 14:16:28 maxv Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_inet.h"
@@ -1280,7 +1280,6 @@
                *frghdrp = (struct ip6_frag *)(mtod(mlast, char *) +
                    mlast->m_len);
                mlast->m_len += sizeof(struct ip6_frag);
-               m->m_pkthdr.len += sizeof(struct ip6_frag);
        } else {
                /* allocate a new mbuf for the fragment header */
                struct mbuf *mfrg;