serial: liteuart: Correct error rollback

Goto to the correct rollback label instead of directly returning.

Fixes: 5602cf99 ("serial: liteuart: add IRQ support for the RX path")
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Reviewed-by: Gabriel Somlo <gsomlo@gmail.com>
Link: https://lore.kernel.org/r/20230123173857.40695-3-ilpo.jarvinen@linux.intel.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/serial/liteuart.c

@@ -313,7 +313,7 @@ static int liteuart_probe(struct platform_device *pdev)
 
 	ret = platform_get_irq_optional(pdev, 0);
 	if (ret < 0 && ret != -ENXIO)
-		return ret;
+		goto err_erase_id;
 	if (ret > 0)
 		port->irq = ret;