diff --git a/drivers/base/power/wakeup.c b/drivers/base/power/wakeup.c
index 752b417e8129..706cd556a0d6 100644
--- a/drivers/base/power/wakeup.c
+++ b/drivers/base/power/wakeup.c
@@ -280,9 +280,7 @@ EXPORT_SYMBOL_GPL(wakeup_sources_read_unlock);
  */
 struct wakeup_source *wakeup_sources_walk_start(void)
 {
-	struct list_head *ws_head = &wakeup_sources;
-
-	return list_entry_rcu(ws_head->next, struct wakeup_source, entry);
+	return list_first_or_null_rcu(&wakeup_sources, struct wakeup_source, entry);
 }
 EXPORT_SYMBOL_GPL(wakeup_sources_walk_start);