1 files changed, 4 insertions, 3 deletions

diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index 2a7b38d87018..b8abfc74d038 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -191,14 +191,15 @@ int execute_in_process_context(work_func_t fn, struct execute_work *);
 
 /*
  * Kill off a pending schedule_delayed_work().  Note that the work callback
- * function may still be running on return from cancel_delayed_work().  Run
- * flush_scheduled_work() to wait on it.
+ * function may still be running on return from cancel_delayed_work(), unless
+ * it returns 1 and the work doesn't re-arm itself. Run flush_workqueue() or
+ * cancel_work_sync() to wait on it.
  */
 static inline int cancel_delayed_work(struct delayed_work *work)
 {
         int ret;
 
-        ret = del_timer_sync(&work->timer);
+        ret = del_timer(&work->timer);
         if (ret)
                 work_release(&work->work);
         return ret;