diff options
Diffstat (limited to 'net/ipv6/addrconf.c')
| -rw-r--r-- | net/ipv6/addrconf.c | 57 |
1 files changed, 40 insertions, 17 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index f49bd7897e95..2435f7ab070b 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -3438,6 +3438,7 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event, } else if (event == NETDEV_CHANGE) { if (!addrconf_link_ready(dev)) { /* device is still not ready. */ + rt6_sync_down_dev(dev, event); break; } @@ -3449,6 +3450,7 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event, * multicast snooping switches */ ipv6_mc_up(idev); + rt6_sync_up(dev, RTNH_F_LINKDOWN); break; } idev->if_flags |= IF_READY; @@ -3484,6 +3486,9 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event, if (run_pending) addrconf_dad_run(idev); + /* Device has an address by now */ + rt6_sync_up(dev, RTNH_F_DEAD); + /* * If the MTU changed during the interface down, * when the interface up, the changed MTU must be @@ -3577,6 +3582,7 @@ static bool addr_is_local(const struct in6_addr *addr) static int addrconf_ifdown(struct net_device *dev, int how) { + unsigned long event = how ? NETDEV_UNREGISTER : NETDEV_DOWN; struct net *net = dev_net(dev); struct inet6_dev *idev; struct inet6_ifaddr *ifa, *tmp; @@ -3586,8 +3592,7 @@ static int addrconf_ifdown(struct net_device *dev, int how) ASSERT_RTNL(); - rt6_ifdown(net, dev); - neigh_ifdown(&nd_tbl, dev); + rt6_disable_ip(dev, event); idev = __in6_dev_get(dev); if (!idev) @@ -6595,27 +6600,45 @@ int __init addrconf_init(void) rtnl_af_register(&inet6_ops); - err = __rtnl_register(PF_INET6, RTM_GETLINK, NULL, inet6_dump_ifinfo, - 0); + err = rtnl_register_module(THIS_MODULE, PF_INET6, RTM_GETLINK, + NULL, inet6_dump_ifinfo, 0); if (err < 0) goto errout; - /* Only the first call to __rtnl_register can fail */ - __rtnl_register(PF_INET6, RTM_NEWADDR, inet6_rtm_newaddr, NULL, 0); - __rtnl_register(PF_INET6, RTM_DELADDR, inet6_rtm_deladdr, NULL, 0); - __rtnl_register(PF_INET6, RTM_GETADDR, inet6_rtm_getaddr, - inet6_dump_ifaddr, RTNL_FLAG_DOIT_UNLOCKED); - __rtnl_register(PF_INET6, RTM_GETMULTICAST, NULL, - inet6_dump_ifmcaddr, 0); - __rtnl_register(PF_INET6, RTM_GETANYCAST, NULL, - inet6_dump_ifacaddr, 0); - __rtnl_register(PF_INET6, RTM_GETNETCONF, inet6_netconf_get_devconf, - inet6_netconf_dump_devconf, RTNL_FLAG_DOIT_UNLOCKED); - - ipv6_addr_label_rtnl_register(); + err = rtnl_register_module(THIS_MODULE, PF_INET6, RTM_NEWADDR, + inet6_rtm_newaddr, NULL, 0); + if (err < 0) + goto errout; + err = rtnl_register_module(THIS_MODULE, PF_INET6, RTM_DELADDR, + inet6_rtm_deladdr, NULL, 0); + if (err < 0) + goto errout; + err = rtnl_register_module(THIS_MODULE, PF_INET6, RTM_GETADDR, + inet6_rtm_getaddr, inet6_dump_ifaddr, + RTNL_FLAG_DOIT_UNLOCKED); + if (err < 0) + goto errout; + err = rtnl_register_module(THIS_MODULE, PF_INET6, RTM_GETMULTICAST, + NULL, inet6_dump_ifmcaddr, 0); + if (err < 0) + goto errout; + err = rtnl_register_module(THIS_MODULE, PF_INET6, RTM_GETANYCAST, + NULL, inet6_dump_ifacaddr, 0); + if (err < 0) + goto errout; + err = rtnl_register_module(THIS_MODULE, PF_INET6, RTM_GETNETCONF, + inet6_netconf_get_devconf, + inet6_netconf_dump_devconf, + RTNL_FLAG_DOIT_UNLOCKED); + if (err < 0) + goto errout; + err = ipv6_addr_label_rtnl_register(); + if (err < 0) + goto errout; return 0; errout: + rtnl_unregister_all(PF_INET6); rtnl_af_unregister(&inet6_ops); unregister_netdevice_notifier(&ipv6_dev_notf); errlo: |