Re: [PATCH 5/9] usb: fix empty-body warning in sysfs.c

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On Sat, Apr 18, 2020 at 11:41:07AM -0700, Randy Dunlap wrote:
> +++ linux-next-20200327/drivers/usb/core/sysfs.c
> @@ -1263,7 +1263,7 @@ void usb_create_sysfs_intf_files(struct
>  	if (!alt->string && !(udev->quirks & USB_QUIRK_CONFIG_INTF_STRINGS))
>  		alt->string = usb_cache_string(udev, alt->desc.iInterface);
>  	if (alt->string && device_create_file(&intf->dev, &dev_attr_interface))
> -		;	/* We don't actually care if the function fails. */
> +		do_empty(); /* We don't actually care if the function fails. */
>  	intf->sysfs_files_created = 1;
>  }

Why not just?

+	if (alt->string)
+		device_create_file(&intf->dev, &dev_attr_interface);




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