tree 39d632745b9834d8297856b8900b793ec43c45d7
parent 95302c394c3de19bdf24fff5e44a2bf935eadf74
author Petr Machata <petrm@mellanox.com> 1544702070 +0000
committer David S. Miller <davem@davemloft.net> 1544755298 -0800

net: dev: Add extack argument to dev_set_mac_address()

A follow-up patch will add a notifier type NETDEV_PRE_CHANGEADDR, which
allows vetoing of MAC address changes. One prominent path to that
notification is through dev_set_mac_address(). Therefore give this
function an extack argument, so that it can be packed together with the
notification. Thus a textual reason for rejection (or a warning) can be
communicated back to the user.

Signed-off-by: Petr Machata <petrm@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>