5459 	IOCTL_Command_struct iocommand;  in pqi_passthru_ioctl()  local
5470 	if (copy_from_user(&iocommand, arg, sizeof(iocommand)))  in pqi_passthru_ioctl()
5472 	if (iocommand.buf_size < 1 &&  in pqi_passthru_ioctl()
5473 		iocommand.Request.Type.Direction != XFER_NONE)  in pqi_passthru_ioctl()
5475 	if (iocommand.Request.CDBLen > sizeof(request.cdb))  in pqi_passthru_ioctl()
5477 	if (iocommand.Request.Type.Type != TYPE_CMD)  in pqi_passthru_ioctl()
5480 	switch (iocommand.Request.Type.Direction) {  in pqi_passthru_ioctl()
5490 	if (iocommand.buf_size > 0) {  in pqi_passthru_ioctl()
5491 		kernel_buffer = kmalloc(iocommand.buf_size, GFP_KERNEL);  in pqi_passthru_ioctl()
5494 		if (iocommand.Request.Type.Direction & XFER_WRITE) {  in pqi_passthru_ioctl()
5495 			if (copy_from_user(kernel_buffer, iocommand.buf,  in pqi_passthru_ioctl()
5496 				iocommand.buf_size)) {  in pqi_passthru_ioctl()
5501 			memset(kernel_buffer, 0, iocommand.buf_size);  in pqi_passthru_ioctl()
5510 	memcpy(request.lun_number, iocommand.LUN_info.LunAddrBytes,  in pqi_passthru_ioctl()
5512 	memcpy(request.cdb, iocommand.Request.CDB, iocommand.Request.CDBLen);  in pqi_passthru_ioctl()
5515 	switch (iocommand.Request.Type.Direction) {  in pqi_passthru_ioctl()
5532 	if (iocommand.buf_size > 0) {  in pqi_passthru_ioctl()
5533 		put_unaligned_le32(iocommand.buf_size, &request.buffer_length);  in pqi_passthru_ioctl()
5537 			iocommand.buf_size, PCI_DMA_BIDIRECTIONAL);  in pqi_passthru_ioctl()
5549 	if (iocommand.buf_size > 0)  in pqi_passthru_ioctl()
5553 	memset(&iocommand.error_info, 0, sizeof(iocommand.error_info));  in pqi_passthru_ioctl()
5557 		iocommand.error_info.ScsiStatus = ciss_error_info.scsi_status;  in pqi_passthru_ioctl()
5558 		iocommand.error_info.CommandStatus =  in pqi_passthru_ioctl()
5563 				sizeof(iocommand.error_info.SenseInfo))  in pqi_passthru_ioctl()
5565 					sizeof(iocommand.error_info.SenseInfo);  in pqi_passthru_ioctl()
5566 			memcpy(iocommand.error_info.SenseInfo,  in pqi_passthru_ioctl()
5568 			iocommand.error_info.SenseLen = sense_data_length;  in pqi_passthru_ioctl()
5572 	if (copy_to_user(arg, &iocommand, sizeof(iocommand))) {  in pqi_passthru_ioctl()
5577 	if (rc == 0 && iocommand.buf_size > 0 &&  in pqi_passthru_ioctl()
5578 		(iocommand.Request.Type.Direction & XFER_READ)) {  in pqi_passthru_ioctl()
5579 		if (copy_to_user(iocommand.buf, kernel_buffer,  in pqi_passthru_ioctl()
5580 			iocommand.buf_size)) {  in pqi_passthru_ioctl()