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um: net: use eth_hw_addr_random() to generate random mac

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Also remove unused "mac" from uml_net struct.

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 03:30:18 +00:00 committed by David S. Miller
parent 15c6ff3bc0
commit 646cbcdae5
2 changed files with 8 additions and 15 deletions
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22
arch/um/drivers/net_kern.c
View File

@ -293,8 +293,9 @@ static void uml_net_user_timer_expire(unsigned long _conn)
#endif
}
static int setup_etheraddr(char *str, unsigned char *addr, char *name)
static void setup_etheraddr(struct net_device *dev, char *str)
{
unsigned char *addr = dev->dev_addr;
char *end;
int i;
@ -334,13 +335,12 @@ static int setup_etheraddr(char *str, unsigned char *addr, char *name)
addr[0] | 0x02, addr[1], addr[2], addr[3], addr[4],
addr[5]);
}
return 0;
return;
random:
printk(KERN_INFO
"Choosing a random ethernet address for device %s\n", name);
eth_random_addr(addr);
return 1;
"Choosing a random ethernet address for device %s\n", dev->name);
eth_hw_addr_random(dev);
}
static DEFINE_SPINLOCK(devices_lock);
@ -392,7 +392,6 @@ static void eth_configure(int n, void *init, char *mac,
struct net_device *dev;
struct uml_net_private *lp;
int err, size;
int random_mac;
size = transport->private_size + sizeof(struct uml_net_private);
@ -419,9 +418,9 @@ static void eth_configure(int n, void *init, char *mac,
*/
snprintf(dev->name, sizeof(dev->name), "eth%d", n);
random_mac = setup_etheraddr(mac, device->mac, dev->name);
setup_etheraddr(dev, mac);
printk(KERN_INFO "Netdevice %d (%pM) : ", n, device->mac);
printk(KERN_INFO "Netdevice %d (%pM) : ", n, dev->dev_addr);
lp = netdev_priv(dev);
/* This points to the transport private data. It's still clear, but we
@ -468,17 +467,12 @@ static void eth_configure(int n, void *init, char *mac,
init_timer(&lp->tl);
spin_lock_init(&lp->lock);
lp->tl.function = uml_net_user_timer_expire;
memcpy(lp->mac, device->mac, sizeof(lp->mac));
memcpy(lp->mac, dev->dev_addr, sizeof(lp->mac));
if ((transport->user->init != NULL) &&
((*transport->user->init)(&lp->user, dev) != 0))
goto out_unregister;
/* don't use eth_mac_addr, it will not work here */
memcpy(dev->dev_addr, device->mac, ETH_ALEN);
if (random_mac)
dev->addr_assign_type |= NET_ADDR_RANDOM;
dev->mtu = transport->user->mtu;
dev->netdev_ops = &uml_netdev_ops;
dev->ethtool_ops = &uml_net_ethtool_ops;

1
arch/um/include/shared/net_kern.h
View File

@ -18,7 +18,6 @@ struct uml_net {
struct net_device *dev;
struct platform_device pdev;
int index;
unsigned char mac[ETH_ALEN];
};
struct uml_net_private {