Merge branch 'ibmvnic-fixes'

Sukadev Bhattiprolu says:

====================
ibmvnic: Assorted bug fixes

Assorted bug fixes that we tested over the last several weeks.

Thanks to Brian King, Cris Forno, Dany Madden and Rick Lindsley for
reviews and help with testing.
====================

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