usba_root_hub_ent_t
usba_root_hub_ent_t *hub;
hub = (usba_root_hub_ent_t *)
kmem_zalloc(sizeof (usba_root_hub_ent_t), KM_SLEEP);
usba_root_hub_ent_t **hubp, *hub;
usba_root_hub_ent_t *hub;
static usba_root_hub_ent_t *usba_root_hubs = NULL;