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Commit 646cbcda authored by Jiri Pirko's avatar Jiri Pirko Committed by David S. Miller
Browse files

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



Also remove unused "mac" from uml_net struct.

Signed-off-by: default avatarJiri Pirko <jiri@resnulli.us>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 15c6ff3b

arch/um/drivers/net_kern.c

+8 −14
Original line number Original line Diff line number Diff line
@@ -293,8 +293,9 @@ static void uml_net_user_timer_expire(unsigned long _conn) 
#endif

#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;

	char *end;

	int i;

	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[0] | 0x02, addr[1], addr[2], addr[3], addr[4],

		       addr[5]);

		       addr[5]);

	}

	}

	return 0;

	return;





random:

random:

	printk(KERN_INFO

	printk(KERN_INFO

	       "Choosing a random ethernet address for device %s\n", name);

	       "Choosing a random ethernet address for device %s\n", dev->name);

	eth_random_addr(addr);

	eth_hw_addr_random(dev);

	return 1;

}

}





static DEFINE_SPINLOCK(devices_lock);

static DEFINE_SPINLOCK(devices_lock);
@@ -392,7 +392,6 @@ static void eth_configure(int n, void *init, char *mac, 
	struct net_device *dev;

	struct net_device *dev;

	struct uml_net_private *lp;

	struct uml_net_private *lp;

	int err, size;

	int err, size;

	int random_mac;





	size = transport->private_size + sizeof(struct uml_net_private);

	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);

	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);

	lp = netdev_priv(dev);

	/* This points to the transport private data. It's still clear, but we

	/* 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);

	init_timer(&lp->tl);

	spin_lock_init(&lp->lock);

	spin_lock_init(&lp->lock);

	lp->tl.function = uml_net_user_timer_expire;

	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) &&

	if ((transport->user->init != NULL) &&

	    ((*transport->user->init)(&lp->user, dev) != 0))

	    ((*transport->user->init)(&lp->user, dev) != 0))

		goto out_unregister;

		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->mtu = transport->user->mtu;

	dev->netdev_ops = &uml_netdev_ops;

	dev->netdev_ops = &uml_netdev_ops;

	dev->ethtool_ops = &uml_net_ethtool_ops;

	dev->ethtool_ops = &uml_net_ethtool_ops;

arch/um/include/shared/net_kern.h

+0 −1
Original line number Original line Diff line number Diff line
@@ -18,7 +18,6 @@ struct uml_net { 
	struct net_device *dev;

	struct net_device *dev;

	struct platform_device pdev;

	struct platform_device pdev;

	int index;

	int index;

	unsigned char mac[ETH_ALEN];

};

};





struct uml_net_private {

struct uml_net_private {