Merge branch 'tipc-two-small-cleanups'

Jon Maloy says:

====================
tipc: two small cleanups

These two commits are based on commit f9c935db ("tipc: fix
problems with multipoint-to-point flow control") which has been
applied to 'net' but not yet to 'net-next'.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>