tipc: move and rename the legacy nl api to "nl compat"

The new netlink API is no longer "v2" but rather the standard API and
the legacy API is now "nl compat". We split them into separate
start/stop and put them in different files in order to further
distinguish them.

Signed-off-by: Richard Alpe <richard.alpe@ericsson.com>
Reviewed-by: Erik Hugne <erik.hugne@ericsson.com>
Reviewed-by: Ying Xue <ying.xue@windriver.com>
Reviewed-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/tipc/netlink.h b/net/tipc/netlink.h
index ae2f2d92..08a1db6 100644
--- a/net/tipc/netlink.h
+++ b/net/tipc/netlink.h
@@ -36,7 +36,7 @@
 #ifndef _TIPC_NETLINK_H
 #define _TIPC_NETLINK_H
 
-extern struct genl_family tipc_genl_v2_family;
+extern struct genl_family tipc_genl_family;
 int tipc_nlmsg_parse(const struct nlmsghdr *nlh, struct nlattr ***buf);
 
 struct tipc_nl_msg {
@@ -46,6 +46,8 @@
 };
 
 int tipc_netlink_start(void);
+int tipc_netlink_compat_start(void);
 void tipc_netlink_stop(void);
+void tipc_netlink_compat_stop(void);
 
 #endif