Merge branch 'mdiobus-module-owner'

Florian Fainelli says:

====================
ACPI/DT mdiobus module owner fixes

This patch series fixes wrong mdiobus module ownership for MDIO buses
registered from DT or ACPI.

Thanks Maxime for providing the first patch and making me see that ACPI
also had the same issue.

Changes in v2:

- fixed missing kdoc in the first patch
====================

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