usb: gadget: lpc32xx_udc: remove useless cast for driver.name

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

Reviewed-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Link: https://lore.kernel.org/r/1582054383-35760-10-git-send-email-clabbe@baylibre.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/gadget/udc/lpc32xx_udc.c

@@ -3267,7 +3267,7 @@ static struct platform_driver lpc32xx_udc_driver = {
 	.suspend	= lpc32xx_udc_suspend,
 	.resume		= lpc32xx_udc_resume,
 	.driver		= {
-		.name	= (char *) driver_name,
+		.name	= driver_name,
 		.of_match_table = of_match_ptr(lpc32xx_udc_of_match),
 	},
 };