udev: add some O_CLOEXEC

[elogind.git] / src / libudev / libudev-device.c

diff --git a/src/libudev/libudev-device.c b/src/libudev/libudev-device.c
index f0aab5d4649d4de926ba1f8f52f2bd2163a7cc10..a8277d1363dc4b039d20dd6a01bd4c1edee5f337 100644 (file)
--- a/src/libudev/libudev-device.c
+++ b/src/libudev/libudev-device.c
@@ -1022,6 +1022,7 @@ _public_ struct udev_device *udev_device_ref(struct udev_device *udev_device)
  * Drop a reference of a udev device. If the refcount reaches zero,
  * the resources of the device will be released.
  *
+ * Returns: the passed udev device if it has still an active reference, or #NULL otherwise.
  **/
 _public_ struct udev_device *udev_device_unref(struct udev_device *udev_device)
 {