}
static struct lock_class_key ppp_tx_busylock;
+static struct lock_class_key ppp_qdisc_running_key;
+
static int ppp_dev_init(struct net_device *dev)
{
dev->qdisc_tx_busylock = &ppp_tx_busylock;
+ dev->qdisc_running_key = &ppp_qdisc_running_key;
return 0;
}