15 	struct scsi_request *sreq;  in scsi_bsg_sg_io_fn()  local
35 	sreq = scsi_req(rq);  in scsi_bsg_sg_io_fn()
36 	sreq->cmd_len = hdr->request_len;  in scsi_bsg_sg_io_fn()
37 	if (sreq->cmd_len > BLK_MAX_CDB) {  in scsi_bsg_sg_io_fn()
38 		sreq->cmd = kzalloc(sreq->cmd_len, GFP_KERNEL);  in scsi_bsg_sg_io_fn()
39 		if (!sreq->cmd)  in scsi_bsg_sg_io_fn()
44 	if (copy_from_user(sreq->cmd, uptr64(hdr->request), sreq->cmd_len))  in scsi_bsg_sg_io_fn()
47 	if (!scsi_cmd_allowed(sreq->cmd, mode))  in scsi_bsg_sg_io_fn()
68 	hdr->device_status = sreq->result & 0xff;  in scsi_bsg_sg_io_fn()
69 	hdr->transport_status = host_byte(sreq->result);  in scsi_bsg_sg_io_fn()
71 	if (scsi_status_is_check_condition(sreq->result))  in scsi_bsg_sg_io_fn()
78 	if (sreq->sense_len && hdr->response) {  in scsi_bsg_sg_io_fn()
80 					sreq->sense_len);  in scsi_bsg_sg_io_fn()
82 		if (copy_to_user(uptr64(hdr->response), sreq->sense, len))  in scsi_bsg_sg_io_fn()
89 		hdr->din_resid = sreq->resid_len;  in scsi_bsg_sg_io_fn()
91 		hdr->dout_resid = sreq->resid_len;  in scsi_bsg_sg_io_fn()