Function usb_device_data_alloc

uspace/lib/usbdev/src/devdrv.c:617–623

Allocate driver specific data. * @param usb_dev usb_device structure. * @param size requested data size. * @return Pointer to the newly allocated space, NULL on failure. */

 * @return Pointer to the newly allocated space, NULL on failure.
 */
void *usb_device_data_alloc(usb_device_t *usb_dev, size_t size)
{
	assert(usb_dev);
	assert(usb_dev->driver_data == NULL);
	return usb_dev->driver_data = calloc(1, size);

}

void *usb_device_data_get(usb_device_t *usb_dev)
{