X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flibudev%2Flibudev-queue.c;h=1b3da39f83c150769c30e253ee900a7990787755;hb=c2a623d842af3a4d67e1f4e365f6d6a47f1c6cb4;hp=81f40db2085778f8b96fe838fae3b3f1503a39b1;hpb=c8f8394a9309d4390daac70b736b34d0b6734f95;p=elogind.git

diff --git a/src/libudev/libudev-queue.c b/src/libudev/libudev-queue.c
index 81f40db20..1b3da39f8 100644
--- a/src/libudev/libudev-queue.c
+++ b/src/libudev/libudev-queue.c
@@ -92,16 +92,19 @@ _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_ void udev_queue_unref(struct udev_queue *udev_queue)
+_public_ struct udev_queue *udev_queue_unref(struct udev_queue *udev_queue)
 {
         if (udev_queue == NULL)
-                return;
+                return NULL;
         udev_queue->refcount--;
         if (udev_queue->refcount > 0)
-                return;
+                return udev_queue;
         udev_list_cleanup(&udev_queue->queue_list);
         free(udev_queue);
+        return NULL;
 }
 
 /**
@@ -469,11 +472,3 @@ _public_ struct udev_list_entry *udev_queue_get_queued_list_entry(struct udev_qu
 
         return udev_list_get_entry(&udev_queue->queue_list);
 }
-
-struct udev_list_entry *udev_queue_get_failed_list_entry(struct udev_queue *udev_queue);
-_public_ struct udev_list_entry *udev_queue_get_failed_list_entry(struct udev_queue *udev_queue)
-{
-        udev_err(udev_queue->udev, "udev_queue_get_failed_list_entry() does not return anything; failed events are not recorded\n");
-        errno = ENOSYS;
-        return NULL;
-}