[PATCH] nvme: check at least one ns identification reported

[Christoph Hellwig]

On Thu, Oct 31, 2024 at 06:38:03PM +0800, Guixin Liu wrote:
> Per 2.1 base NVMe spec:
>   At least one Namespace Identification Descriptor identifying the
>   namespace (i.e., NIDT field set to 1h, 2h, or 3h).
> Check there is at least one reported.

NVMe 1.0 didn't have any of these identifier, so it's unfortunate
but perfectly valid if devices don't have any.