Merge tag 'for-linus-v4.13-1' of git://git.kernel.org/pub/scm/linux/kernel/git/jlayto...

[karo-tx-linux.git] / net / ipv6 / addrconf_core.c

diff --git a/net/ipv6/addrconf_core.c b/net/ipv6/addrconf_core.c
index bfa941fc1165002903b5a0364e5584b075469e2e..9e3488d50b157eb8ee7f9be44370176c157a1c62 100644 (file)
--- a/net/ipv6/addrconf_core.c
+++ b/net/ipv6/addrconf_core.c
@@ -88,6 +88,7 @@ int __ipv6_addr_type(const struct in6_addr *addr)
 EXPORT_SYMBOL(__ipv6_addr_type);
 
 static ATOMIC_NOTIFIER_HEAD(inet6addr_chain);
+static ATOMIC_NOTIFIER_HEAD(inet6addr_validator_chain);
 
 int register_inet6addr_notifier(struct notifier_block *nb)
 {
@@ -107,6 +108,24 @@ int inet6addr_notifier_call_chain(unsigned long val, void *v)
 }
 EXPORT_SYMBOL(inet6addr_notifier_call_chain);
 
+int register_inet6addr_validator_notifier(struct notifier_block *nb)
+{
+       return atomic_notifier_chain_register(&inet6addr_validator_chain, nb);
+}
+EXPORT_SYMBOL(register_inet6addr_validator_notifier);
+
+int unregister_inet6addr_validator_notifier(struct notifier_block *nb)
+{
+       return atomic_notifier_chain_unregister(&inet6addr_validator_chain, nb);
+}
+EXPORT_SYMBOL(unregister_inet6addr_validator_notifier);
+
+int inet6addr_validator_notifier_call_chain(unsigned long val, void *v)
+{
+       return atomic_notifier_call_chain(&inet6addr_validator_chain, val, v);
+}
+EXPORT_SYMBOL(inet6addr_validator_notifier_call_chain);
+
 static int eafnosupport_ipv6_dst_lookup(struct net *net, struct sock *u1,
                                        struct dst_entry **u2,
                                        struct flowi6 *u3)