[PATCH 09/10] loop: add error handling support for add_disk()

[Christoph Hellwig]

On Mon, Aug 23, 2021 at 01:29:29PM -0700, Luis Chamberlain wrote:
> We never checked for errors on add_disk() as this function
> returned void. Now that this is fixed, use the shiny new
> error handling.
> 
> Signed-off-by: Luis Chamberlain <mcgrof at kernel.org>
> Signed-off-by: Christoph Hellwig <hch at lst.de>

Looks good:

Reviewed-by: Christoph Hellwig <hch at lst.de>

and I think you can drop my signoff.  I added this when I planned
to send out with the original conversion, but dropped it for simpler
examples.