Merge branch 'hv_netvsc-fix-multicast-flags-and-sync'

Stephen Hemminger says:

====================
hv_netvsc: fix multicast flags and sync

This set of patches deals with the handling of multicast flags
and addresses in transparent VF mode. The recent set of patches
(in linux-net) had a couple of bugs.
====================

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