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[src/trunk]: src/sys/net l2tp: Set the link state UP if we have a tunnel, oth...



details:   https://anonhg.NetBSD.org/src/rev/beb38dff1187
branches:  trunk
changeset: 944875:beb38dff1187
user:      roy <roy%NetBSD.org@localhost>
date:      Thu Oct 15 02:54:10 2020 +0000

description:
l2tp: Set the link state UP if we have a tunnel, otherwise DOWN.

diffstat:

 sys/net/if_l2tp.c |  13 ++++++++-----
 1 files changed, 8 insertions(+), 5 deletions(-)

diffs (60 lines):

diff -r 4a67e73a8859 -r beb38dff1187 sys/net/if_l2tp.c
--- a/sys/net/if_l2tp.c Thu Oct 15 02:19:23 2020 +0000
+++ b/sys/net/if_l2tp.c Thu Oct 15 02:54:10 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_l2tp.c,v 1.43 2020/02/01 12:54:50 riastradh Exp $   */
+/*     $NetBSD: if_l2tp.c,v 1.44 2020/10/15 02:54:10 roy Exp $ */
 
 /*
  * Copyright (c) 2017 Internet Initiative Japan Inc.
@@ -31,7 +31,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_l2tp.c,v 1.43 2020/02/01 12:54:50 riastradh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_l2tp.c,v 1.44 2020/10/15 02:54:10 roy Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_inet.h"
@@ -286,9 +286,8 @@
        sc->l2tp_ec.ec_if.if_addrlen = 0;
        sc->l2tp_ec.ec_if.if_mtu    = L2TP_MTU;
        sc->l2tp_ec.ec_if.if_flags  = IFF_POINTOPOINT|IFF_MULTICAST|IFF_SIMPLEX;
-       sc->l2tp_ec.ec_if.if_extflags = IFEF_NO_LINK_STATE_CHANGE;
 #ifdef NET_MPSAFE
-       sc->l2tp_ec.ec_if.if_extflags |= IFEF_MPSAFE;
+       sc->l2tp_ec.ec_if.if_extflags = IFEF_MPSAFE;
 #endif
        sc->l2tp_ec.ec_if.if_ioctl  = l2tp_ioctl;
        sc->l2tp_ec.ec_if.if_output = l2tp_output;
@@ -322,11 +321,13 @@
         * if_percpuq_enqueue(). However, that causes recursive softnet_lock
         * when NET_MPSAFE is not set.
         */
-       rv = if_attach(&sc->l2tp_ec.ec_if);
+       rv = if_initialize(&sc->l2tp_ec.ec_if);
        if (rv != 0)
                return rv;
+       sc->l2tp_ec.ec_if.if_link_state = LINK_STATE_DOWN;
        if_alloc_sadl(&sc->l2tp_ec.ec_if);
        bpf_attach(&sc->l2tp_ec.ec_if, DLT_EN10MB, sizeof(struct ether_header));
+       if_register(&sc->l2tp_ec.ec_if);
 
        return 0;
 }
@@ -810,6 +811,7 @@
 
        case SIOCDIFPHYADDR:
                l2tp_delete_tunnel(&sc->l2tp_ec.ec_if);
+               if_link_state_change(&sc->l2tp_ec.ec_if, LINK_STATE_DOWN);
                break;
 
        case SIOCGIFPSRCADDR:
@@ -1073,6 +1075,7 @@
                sockaddr_free(odst);
        kmem_free(ovar, sizeof(*ovar));
 
+       if_link_state_change(ifp, LINK_STATE_UP);
        return 0;
 
 error:



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