Function devclass_get_device

freebsd/kern/subr_bus.c:1395–1401

* @brief Find a device given a unit number * * @param dc the devclass to search * @param unit the unit number to search for * * @returns the device with the given unit number or @c * NULL if there is no such device */

 *			NULL if there is no such device
 */
device_t
devclass_get_device(devclass_t dc, int unit)
{
	if (dc == NULL || unit < 0 || unit >= dc->maxunit)
		return (NULL);
	return (dc->devices[unit]);
}

/**
 * @brief Find the softc field of a device given a unit number