can: gs_usb: gs_cmd_reset(): remove unused parameter "struct gs_usb *gsusb"

The 2nd parameter of gs_cmd_reset() "struct gs_usb *gsusb" is unused, so
remove it.
Suggested-by: NOleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: NMarc Kleine-Budde <mkl@pengutronix.de>

drivers/net/can/usb/gs_usb.c

@@ -243,7 +243,7 @@ static struct gs_tx_context *gs_get_tx_context(struct gs_can *dev,
 	return NULL;
 }
 
-static int gs_cmd_reset(struct gs_usb *gsusb, struct gs_can *gsdev)
+static int gs_cmd_reset(struct gs_can *gsdev)
 {
 	struct gs_device_mode *dm;
 	struct usb_interface *intf = gsdev->iface;
@@ -709,7 +709,7 @@ static int gs_can_close(struct net_device *netdev)
 	atomic_set(&dev->active_tx_urbs, 0);
 
 	/* reset the device */
-	rc = gs_cmd_reset(parent, dev);
+	rc = gs_cmd_reset(dev);
 	if (rc < 0)
 		netdev_warn(netdev, "Couldn't shutdown device (err=%d)", rc);