scsi: qla2xxx: fc_remote_port_chkready() returns a SCSI result value

fc_remote_port_chkready() returns a SCSI result value, not the port
status. Fix the value returned when the remote port isn't set.

Link: https://lore.kernel.org/r/20210113090500.129644-34-hare@suse.de


Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>