udev: update docs, NEWS

2012-05-15 23:44:28 +02:00
parent 20bbd54f60
commit c195956988
6 changed files with 13 additions and 0 deletions
@@ -92,6 +92,8 @@ _public_ struct udev_queue *udev_queue_ref(struct udev_queue *udev_queue)
 *
 * Drop a reference of a udev queue context. If the refcount reaches zero,
 * the resources of the queue context will be released.
+ *
+ * Returns: the passed queue context if it has still an active reference, or #NULL otherwise.
 **/
 _public_ struct udev_queue *udev_queue_unref(struct udev_queue *udev_queue)
 {