Merge branch 'fec-clean-up-in-the-cases-of-probe-error'

Merge branch 'fec-clean-up-in-the-cases-of-probe-error'

Fugang Duan says:

====================
net: fec: clean up in the cases of probe error

The simple patches just clean up in the cases of probe error like restore dev_id and
handle the defer probe when regulator is still not ready.

v2:
* Fabio Estevam's comment to suggest split v1 to separate patches.
====================

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