@@ -180,6 +180,27 @@ static int ifb_dev_init(struct net_device *dev)
return 0;
}
+static void ifb_destructor_free(struct net_device *dev)
+{
+ struct ifb_dev_private *dp = netdev_priv(dev);
+ struct ifb_q_private *txp = dp->tx_private;
+ int i;
+
+ for (i = 0; i < dev->num_tx_queues; i++, txp++) {
+ tasklet_kill(&txp->ifb_tasklet);
+ __skb_queue_purge(&txp->rq);
+ __skb_queue_purge(&txp->tq);
+ }
+ kfree(dp->tx_private);
+}
+
+static void ifb_dev_uninit(struct net_device *dev)
+{
+ /* dev is not registered, perform the free instead of destructor */
+ if (dev->reg_state == NETREG_UNINITIALIZED)
+ ifb_destructor_free(dev);
+}
+
static const struct net_device_ops ifb_netdev_ops = {
.ndo_open = ifb_open,
.ndo_stop = ifb_close,
@@ -187,6 +208,7 @@ static const struct net_device_ops ifb_netdev_ops = {
.ndo_start_xmit = ifb_xmit,
.ndo_validate_addr = eth_validate_addr,
.ndo_init = ifb_dev_init,
+ .ndo_uninit = ifb_dev_uninit,
};
#define IFB_FEATURES (NETIF_F_HW_CSUM | NETIF_F_SG | NETIF_F_FRAGLIST | \
@@ -197,16 +219,7 @@ static const struct net_device_ops ifb_netdev_ops = {
static void ifb_dev_free(struct net_device *dev)
{
- struct ifb_dev_private *dp = netdev_priv(dev);
- struct ifb_q_private *txp = dp->tx_private;
- int i;
-
- for (i = 0; i < dev->num_tx_queues; i++,txp++) {
- tasklet_kill(&txp->ifb_tasklet);
- __skb_queue_purge(&txp->rq);
- __skb_queue_purge(&txp->tq);
- }
- kfree(dp->tx_private);
+ ifb_destructor_free(dev);
free_netdev(dev);
}