tipc: fix sparse warnings in new nl api

Fix sparse warnings about non-static declaration of static functions
in the new tipc netlink API.

Signed-off-by: Richard Alpe <richard.alpe@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --cc net/tipc/bcast.c
Simple merge

diff --cc net/tipc/bearer.c
Simple merge

diff --cc net/tipc/link.c
Simple merge

diff --cc net/tipc/name_table.c
Simple merge

diff --cc net/tipc/node.c
Simple merge

diff --cc net/tipc/socket.c
Simple merge