The localport resume was not updating the lldd ops structure. If the
lldd is unloaded and reloaded, the ops pointers will differ.

Additionally, as there are device references taken by the localport,
ensure that resume only resumes if the device matches as well.
Signed-off-by: NJames Smart <james.smart@broadcom.com>
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Signed-off-by: NJens Axboe <axboe@kernel.dk>