*
* Drop a reference of an enumeration context. If the refcount reaches zero,
* all resources of the enumeration context will be released.
+ *
+ * Returns: the passed enumeration context if it has still an active reference, or #NULL otherwise.
**/
-_public_ void udev_enumerate_unref(struct udev_enumerate *udev_enumerate)
+_public_ struct udev_enumerate *udev_enumerate_unref(struct udev_enumerate *udev_enumerate)
{
unsigned int i;
if (udev_enumerate == NULL)
- return;
+ return NULL;
udev_enumerate->refcount--;
if (udev_enumerate->refcount > 0)
- return;
+ return udev_enumerate;
udev_list_cleanup(&udev_enumerate->sysattr_match_list);
udev_list_cleanup(&udev_enumerate->sysattr_nomatch_list);
udev_list_cleanup(&udev_enumerate->subsystem_match_list);
free(udev_enumerate->devices[i].syspath);
free(udev_enumerate->devices);
free(udev_enumerate);
+ return NULL;
}
/**
if (dent->d_name[0] == '.')
continue;
- dev = udev_device_new_from_id_filename(udev_enumerate->udev, dent->d_name);
+ dev = udev_device_new_from_device_id(udev_enumerate->udev, dent->d_name);
if (dev == NULL)
continue;