return err;
rollback:
- /* For now only devices in the initial network namespace
- * are in sysfs.
- */
- if (net_eq(net, &init_net)) {
- ret = device_rename(&dev->dev, dev->name);
- if (ret) {
- memcpy(dev->name, oldname, IFNAMSIZ);
- return ret;
- }
+ ret = device_rename(&dev->dev, dev->name);
+ if (ret) {
+ memcpy(dev->name, oldname, IFNAMSIZ);
+ return ret;
}
write_lock_bh(&dev_base_lock);
if (skb_rx_queue_recorded(skb)) {
u16 index = skb_get_rx_queue(skb);
if (unlikely(index >= dev->num_rx_queues)) {
- if (net_ratelimit()) {
- pr_warning("%s received packet on queue "
- "%u, but number of RX queues is %u\n",
- dev->name, index, dev->num_rx_queues);
- }
+ WARN_ONCE(dev->num_rx_queues > 1, "%s received packet "
+ "on queue %u, but number of RX queues is %u\n",
+ dev->name, index, dev->num_rx_queues);
goto done;
}
rxqueue = dev->_rx + index;
struct net_device *orig_dev;
struct net_device *master;
struct net_device *null_or_orig;
- struct net_device *null_or_bond;
+ struct net_device *orig_or_bond;
int ret = NET_RX_DROP;
__be16 type;
if (!skb->skb_iif)
skb->skb_iif = skb->dev->ifindex;
+ /*
+ * bonding note: skbs received on inactive slaves should only
+ * be delivered to pkt handlers that are exact matches. Also
+ * the deliver_no_wcard flag will be set. If packet handlers
+ * are sensitive to duplicate packets these skbs will need to
+ * be dropped at the handler. The vlan accel path may have
+ * already set the deliver_no_wcard flag.
+ */
null_or_orig = NULL;
orig_dev = skb->dev;
master = ACCESS_ONCE(orig_dev->master);
- if (master) {
- if (skb_bond_should_drop(skb, master))
+ if (skb->deliver_no_wcard)
+ null_or_orig = orig_dev;
+ else if (master) {
+ if (skb_bond_should_drop(skb, master)) {
+ skb->deliver_no_wcard = 1;
null_or_orig = orig_dev; /* deliver only exact match */
- else
+ } else
skb->dev = master;
}
* device that may have registered for a specific ptype. The
* handler may have to adjust skb->dev and orig_dev.
*/
- null_or_bond = NULL;
+ orig_or_bond = orig_dev;
if ((skb->dev->priv_flags & IFF_802_1Q_VLAN) &&
(vlan_dev_real_dev(skb->dev)->priv_flags & IFF_BONDING)) {
- null_or_bond = vlan_dev_real_dev(skb->dev);
+ orig_or_bond = vlan_dev_real_dev(skb->dev);
}
type = skb->protocol;
&ptype_base[ntohs(type) & PTYPE_HASH_MASK], list) {
if (ptype->type == type && (ptype->dev == null_or_orig ||
ptype->dev == skb->dev || ptype->dev == orig_dev ||
- ptype->dev == null_or_bond)) {
+ ptype->dev == orig_or_bond)) {
if (pt_prev)
ret = deliver_skb(skb, pt_prev, orig_dev);
pt_prev = ptype;
if (dev->features & NETIF_F_SG)
dev->features |= NETIF_F_GSO;
- netdev_initialize_kobject(dev);
-
ret = call_netdevice_notifiers(NETDEV_POST_INIT, dev);
ret = notifier_to_errno(ret);
if (ret)
if (dev->features & NETIF_F_NETNS_LOCAL)
goto out;
-#ifdef CONFIG_SYSFS
- /* Don't allow real devices to be moved when sysfs
- * is enabled.
- */
- err = -EINVAL;
- if (dev->dev.parent)
- goto out;
-#endif
-
/* Ensure the device has been registrered */
err = -EINVAL;
if (dev->reg_state != NETREG_REGISTERED)
dev_uc_flush(dev);
dev_mc_flush(dev);
- netdev_unregister_kobject(dev);
-
/* Actually switch the network namespace */
dev_net_set(dev, net);
}
/* Fixup kobjects */
- err = netdev_register_kobject(dev);
+ err = device_rename(&dev->dev, dev->name);
WARN_ON(err);
/* Add the device back in the hashes */