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>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 0da3d36b283b..fc726ce4c164 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -744,7 +744,7 @@ static int macvlan_set_mac_address(struct net_device *dev, void *p)
 
         if (vlan->mode == MACVLAN_MODE_PASSTHRU) {
                 macvlan_set_addr_change(vlan->port);
-                return dev_set_mac_address(vlan->lowerdev, addr);
+                return dev_set_mac_address(vlan->lowerdev, addr, NULL);
         }
 
         if (macvlan_addr_busy(vlan->port, addr->sa_data))
@@ -1213,7 +1213,7 @@ static void macvlan_port_destroy(struct net_device *dev)
 
                 sa.sa_family = port->dev->type;
                 memcpy(&sa.sa_data, port->perm_addr, port->dev->addr_len);
-                dev_set_mac_address(port->dev, &sa);
+                dev_set_mac_address(port->dev, &sa, NULL);
         }
 
         kfree(port);