usb_client_dev_data_list_t
usb_client_dev_data_list_t *entry =
usb_client_dev_data_list_t *next;
usb_client_dev_data_list_t *entry = kmem_zalloc(
usb_client_dev_data_list_t *next, *prev, *entry;
usb_client_dev_data_list_t usb_client_dev_data_list;