[src/netbsd-8]: src/sys Pull up following revision(s) (requested by knakahara...

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

details:   https://anonhg.NetBSD.org/src/rev/53f377ce80b2
branches:  netbsd-8
changeset: 850823:53f377ce80b2
user:      martin <martin%NetBSD.org@localhost>
date:      Wed Jul 12 13:42:11 2017 +0000

description:
Pull up following revision(s) (requested by knakahara in ticket #121):
        sys/netinet6/in6_l2tp.c: revision 1.6
        sys/netinet/in_l2tp.c: revision 1.3
l2tp(4): fix mbuf leak when tunnel nested over the limit
XXX need pullup -8 branch

diffstat:

 sys/netinet/in_l2tp.c   |  8 +++++---
 sys/netinet6/in6_l2tp.c |  8 +++++---
 2 files changed, 10 insertions(+), 6 deletions(-)

diffs (60 lines):

diff -r 5e33d01bf393 -r 53f377ce80b2 sys/netinet/in_l2tp.c
--- a/sys/netinet/in_l2tp.c     Mon Jul 10 13:09:24 2017 +0000
+++ b/sys/netinet/in_l2tp.c     Wed Jul 12 13:42:11 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: in_l2tp.c,v 1.2 2017/03/30 23:13:54 knakahara Exp $    */
+/*     $NetBSD: in_l2tp.c,v 1.2.8.1 2017/07/12 13:42:11 martin Exp $   */
 
 /*
  * Copyright (c) 2017 Internet Initiative Japan Inc.
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: in_l2tp.c,v 1.2 2017/03/30 23:13:54 knakahara Exp $");
+__KERNEL_RCSID(0, "$NetBSD: in_l2tp.c,v 1.2.8.1 2017/07/12 13:42:11 martin Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_l2tp.h"
@@ -108,8 +108,10 @@
 
        ifp = &sc->l2tp_ec.ec_if;
        error = l2tp_check_nesting(ifp, m);
-       if (error)
+       if (error) {
+               m_freem(m);
                goto looped;
+       }
 
 #ifdef NETYET
 /* TODO: support ALTQ for innner frame */
diff -r 5e33d01bf393 -r 53f377ce80b2 sys/netinet6/in6_l2tp.c
--- a/sys/netinet6/in6_l2tp.c   Mon Jul 10 13:09:24 2017 +0000
+++ b/sys/netinet6/in6_l2tp.c   Wed Jul 12 13:42:11 2017 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: in6_l2tp.c,v 1.5 2017/04/04 23:49:18 knakahara Exp $   */
+/*     $NetBSD: in6_l2tp.c,v 1.5.8.1 2017/07/12 13:42:11 martin Exp $  */
 
 /*
  * Copyright (c) 2017 Internet Initiative Japan Inc.
@@ -27,7 +27,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: in6_l2tp.c,v 1.5 2017/04/04 23:49:18 knakahara Exp $");
+__KERNEL_RCSID(0, "$NetBSD: in6_l2tp.c,v 1.5.8.1 2017/07/12 13:42:11 martin Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_l2tp.h"
@@ -108,8 +108,10 @@
        sc = var->lv_softc;
        ifp = &sc->l2tp_ec.ec_if;
        error = l2tp_check_nesting(ifp, m);
-       if (error)
+       if (error) {
+               m_freem(m);
                goto looped;
+       }
 
 #ifdef NOTYET
 /* TODO: support ALTQ for innner frame */