libudev: always return NULL in _unref() APIs

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

diff --git a/src/libudev/libudev-hwdb.c b/src/libudev/libudev-hwdb.c
index de1cb831885016b3236d74be66fe4b289afc39b4..b53b35ce4a754c80e30cf3f01e934632775ddb0f 100644 (file)
--- a/src/libudev/libudev-hwdb.c
+++ b/src/libudev/libudev-hwdb.c
@@ -334,14 +334,14 @@ _public_ struct udev_hwdb *udev_hwdb_ref(struct udev_hwdb *hwdb) {
  * Drop a reference of a hwdb context. If the refcount reaches zero,
  * all resources of the hwdb context will be released.
  *
- * Returns: the passed hwdb context if it has still an active reference, or #NULL otherwise.
+ * Returns: #NULL
  **/
 _public_ struct udev_hwdb *udev_hwdb_unref(struct udev_hwdb *hwdb) {
         if (!hwdb)
                 return NULL;
         hwdb->refcount--;
         if (hwdb->refcount > 0)
-                return hwdb;
+                return NULL;
         if (hwdb->map)
                 munmap((void *)hwdb->map, hwdb->st.st_size);
         if (hwdb->f)