Returning failed from the device reset handler will get the device
kicked offline, which is fine if the controller is locked up anyhow.

Cannot abort a command from a failed controller.
Reviewed-by: NScott Teel <scott.teel@pmcs.com>
Reviewed-by: NJustin Lindley <justin.lindley@pmcs.com>
Signed-off-by: NDon Brace <don.brace@pmcs.com>
Signed-off-by: NChristoph Hellwig <hch@lst.de>