net: usb: lan78xx: use new tasklet API

This converts the driver to use the new tasklet API introduced in
commit 12cc923f ("tasklet: Introduce new initialization API")
Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/usb/lan78xx.c

@@ -3375,9 +3375,9 @@ static void lan78xx_rx_bh(struct lan78xx_net *dev)
 		netif_wake_queue(dev->net);
 }
 
-static void lan78xx_bh(unsigned long param)
+static void lan78xx_bh(struct tasklet_struct *t)
 {
-	struct lan78xx_net *dev = (struct lan78xx_net *)param;
+	struct lan78xx_net *dev = from_tasklet(dev, t, bh);
 	struct sk_buff *skb;
 	struct skb_data *entry;
 
@@ -3655,7 +3655,7 @@ static int lan78xx_probe(struct usb_interface *intf,
 	skb_queue_head_init(&dev->txq_pend);
 	mutex_init(&dev->phy_mutex);
 
-	tasklet_init(&dev->bh, lan78xx_bh, (unsigned long)dev);
+	tasklet_setup(&dev->bh, lan78xx_bh);
 	INIT_DELAYED_WORK(&dev->wq, lan78xx_delayedwork);
 	init_usb_anchor(&dev->deferred);