staging: rtl8712: fixed missing blank line

WARNING : Missing a blank line after declaration
checkpatch.pl warning in hal_init.c

Signed-off-by: Sarah Khan <sarahjmi07@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8712/hal_init.c

@@ -49,6 +49,7 @@ static void rtl871x_load_fw_cb(const struct firmware *firmware, void *context)
 	if (!firmware) {
 		struct usb_device *udev = padapter->dvobjpriv.pusbdev;
 		struct usb_interface *pusb_intf = padapter->pusb_intf;
+
 		dev_err(&udev->dev, "r8712u: Firmware request failed\n");
 		usb_put_dev(udev);
 		usb_set_intfdata(pusb_intf, NULL);