usb: gadget: goku_udc: remove useless cast for driver.name

pci_driver name is const char pointer, so it not useful to cast
driver_name (which is already const char).

Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Link: https://lore.kernel.org/r/1582054383-35760-9-git-send-email-clabbe@baylibre.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/gadget/udc/goku_udc.c

@@ -1844,7 +1844,7 @@ static const struct pci_device_id pci_ids[] = { {
 MODULE_DEVICE_TABLE (pci, pci_ids);
 
 static struct pci_driver goku_pci_driver = {
-	.name =		(char *) driver_name,
+	.name =		driver_name,
 	.id_table =	pci_ids,
 
 	.probe =	goku_probe,