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net: add address assign type "SET" 

This is the way to indicate that mac address of a device has been set by
dev_set_mac_address()

Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko 2013-01-01 03:30:16 +00:00 committed by David S. Miller
parent e41b2d7fe7
commit fbdeca2d77
2 changed files with 3 additions and 0 deletions
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2
include/linux/netdevice.h
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@ -64,6 +64,8 @@ struct wireless_dev;
#define NET_ADDR_PERM 0 /* address is permanent (default) */
#define NET_ADDR_RANDOM 1 /* address is generated randomly */
#define NET_ADDR_STOLEN 2 /* address is stolen from other device */
#define NET_ADDR_SET 3 /* address is set using
* dev_set_mac_address() */
/* Backlog congestion levels */
#define NET_RX_SUCCESS 0 /* keep 'em coming, baby */

1
net/core/dev.c
View File

@ -5022,6 +5022,7 @@ int dev_set_mac_address(struct net_device *dev, struct sockaddr *sa)
err = ops->ndo_set_mac_address(dev, sa);
if (err)
return err;
dev->addr_assign_type = NET_ADDR_SET;
call_netdevice_notifiers(NETDEV_CHANGEADDR, dev);
add_device_randomness(dev->dev_addr, dev->addr_len);
return 0;