[IPv6]: Use rtnl registration interface

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 16 insertions, 19 deletions

diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 38274c20eaa2..eecba1886b49 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3613,23 +3613,6 @@ errout:
                 rtnl_set_sk_err(RTNLGRP_IPV6_PREFIX, err);
 }
 
-static struct rtnetlink_link inet6_rtnetlink_table[RTM_NR_MSGTYPES] = {
-        [RTM_GETLINK - RTM_BASE] = { .dumpit    = inet6_dump_ifinfo, },
-        [RTM_NEWADDR - RTM_BASE] = { .doit      = inet6_rtm_newaddr, },
-        [RTM_DELADDR - RTM_BASE] = { .doit      = inet6_rtm_deladdr, },
-        [RTM_GETADDR - RTM_BASE] = { .doit      = inet6_rtm_getaddr,
-                                     .dumpit    = inet6_dump_ifaddr, },
-        [RTM_GETMULTICAST - RTM_BASE] = { .dumpit = inet6_dump_ifmcaddr, },
-        [RTM_GETANYCAST - RTM_BASE] = { .dumpit = inet6_dump_ifacaddr, },
-        [RTM_NEWROUTE - RTM_BASE] = { .doit     = inet6_rtm_newroute, },
-        [RTM_DELROUTE - RTM_BASE] = { .doit     = inet6_rtm_delroute, },
-        [RTM_GETROUTE - RTM_BASE] = { .doit     = inet6_rtm_getroute,
-                                      .dumpit   = inet6_dump_fib, },
-#ifdef CONFIG_IPV6_MULTIPLE_TABLES
-        [RTM_GETRULE  - RTM_BASE] = { .dumpit   = fib6_rules_dump,   },
-#endif
-};
-
 static void __ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp)
 {
         inet6_ifa_notify(event ? : RTM_NEWADDR, ifp);
@@ -4149,7 +4132,18 @@ int __init addrconf_init(void)
         register_netdevice_notifier(&ipv6_dev_notf);
 
         addrconf_verify(0);
-        rtnetlink_links[PF_INET6] = inet6_rtnetlink_table;
+
+        err = __rtnl_register(PF_INET6, RTM_GETLINK, NULL, inet6_dump_ifinfo);
+        if (err < 0)
+                goto errout;
+
+        /* Only the first call to __rtnl_register can fail */
+        __rtnl_register(PF_INET6, RTM_NEWADDR, inet6_rtm_newaddr, NULL);
+        __rtnl_register(PF_INET6, RTM_DELADDR, inet6_rtm_deladdr, NULL);
+        __rtnl_register(PF_INET6, RTM_GETADDR, inet6_rtm_getaddr, inet6_dump_ifaddr);
+        __rtnl_register(PF_INET6, RTM_GETMULTICAST, NULL, inet6_dump_ifmcaddr);
+        __rtnl_register(PF_INET6, RTM_GETANYCAST, NULL, inet6_dump_ifacaddr);
+
 #ifdef CONFIG_SYSCTL
         addrconf_sysctl.sysctl_header =
                 register_sysctl_table(addrconf_sysctl.addrconf_root_dir);
@@ -4157,6 +4151,10 @@ int __init addrconf_init(void)
 #endif
 
         return 0;
+errout:
+        unregister_netdevice_notifier(&ipv6_dev_notf);
+
+        return err;
 }
 
 void __exit addrconf_cleanup(void)
@@ -4168,7 +4166,6 @@ void __exit addrconf_cleanup(void)
 
         unregister_netdevice_notifier(&ipv6_dev_notf);
 
-        rtnetlink_links[PF_INET6] = NULL;
 #ifdef CONFIG_SYSCTL
         addrconf_sysctl_unregister(&ipv6_devconf_dflt);
         addrconf_sysctl_unregister(&ipv6_devconf);