net: usb: pegasus: use new tasklet API

This converts the driver to use the new tasklet API introduced in
commit 12cc923 ("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/pegasus.c

@@ -553,12 +553,11 @@ static void read_bulk_callback(struct urb *urb)
 	tasklet_schedule(&pegasus->rx_tl);
 }
 
-static void rx_fixup(unsigned long data)
+static void rx_fixup(struct tasklet_struct *t)
 {
-	pegasus_t *pegasus;
+	pegasus_t *pegasus = from_tasklet(pegasus, t, rx_tl);
 	int status;
 
-	pegasus = (pegasus_t *) data;
 	if (pegasus->flags & PEGASUS_UNPLUG)
 		return;
 
@@ -1129,7 +1128,7 @@ static int pegasus_probe(struct usb_interface *intf,
 		goto out1;
 	}
 
-	tasklet_init(&pegasus->rx_tl, rx_fixup, (unsigned long) pegasus);
+	tasklet_setup(&pegasus->rx_tl, rx_fixup);
 
 	INIT_DELAYED_WORK(&pegasus->carrier_check, check_carrier);