const struct netdev_class *class; /* Functions to control this device. */
int ref_cnt; /* Times this devices was opened. */
struct shash_node *node; /* Pointer to element in global map. */
const struct netdev_class *class; /* Functions to control this device. */
int ref_cnt; /* Times this devices was opened. */
struct shash_node *node; /* Pointer to element in global map. */