sdi->vendor = g_strdup("ChronoVu");
sdi->model = g_strdup(devc->prof->modelname);
sdi->serial_num = g_strdup(serial_num);
sdi->connection_id = g_strdup(connection_id);
sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(usbdev),
libusb_get_device_address(usbdev), NULL);
sdi->vendor = g_strdup("ChronoVu");
sdi->model = g_strdup(devc->prof->modelname);
sdi->serial_num = g_strdup(serial_num);
sdi->connection_id = g_strdup(connection_id);
sdi->conn = sr_usb_dev_inst_new(libusb_get_bus_number(usbdev),
libusb_get_device_address(usbdev), NULL);