usb: phidgetkit free urb cleanup

- usb_free_urb() cleanup
Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/misc/phidgetkit.c

@@ -650,8 +650,7 @@ static int interfacekit_probe(struct usb_interface *intf, const struct usb_devic
 		device_remove_file(kit->dev, &dev_output_attrs[i]);
 out:
 	if (kit) {
-		if (kit->irq)
-			usb_free_urb(kit->irq);
+		usb_free_urb(kit->irq);
 		if (kit->data)
 			usb_buffer_free(dev, URB_INT_SIZE, kit->data, kit->data_dma);
 		if (kit->dev)