The MAXIO MAP1001 controllers reports completely bogus Namespace
identifiers that even change after suspend cycles.  Disable using
the Identifiers entirely.
Reported-by: NArman Hajishafieha <arman.hajishafieha@hotmail.com>
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Reviewed-by: NChaitanya Kulkarni <kch@nvidia.com>
Tested-by: NArman Hajishafieha <arman.hajishafieha@hotmail.com>