[IPV6]: Fix __ipv6_addr_type() export in correct place.

It needs to be in net/ipv6/addrconf_core.c

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv6/addrconf_core.c b/net/ipv6/addrconf_core.c
index 644e0c7..faaefb6 100644
--- a/net/ipv6/addrconf_core.c
+++ b/net/ipv6/addrconf_core.c
@@ -72,4 +72,5 @@
 	return (IPV6_ADDR_RESERVED |
 		IPV6_ADDR_SCOPE_TYPE(IPV6_ADDR_SCOPE_GLOBAL));	/* addr-select 3.4 */
 }
+EXPORT_SYMBOL(__ipv6_addr_type);