workqueue: Fix missing kfree(rescuer) in destroy_workqueue()

Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Qian Cai <cai@lca.pw>
Fixes: def98c84b6cd ("workqueue: Fix spurious sanity check failures in destroy_workqueue()")

diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 93e20f5330fcbbccf70821d496377fd7b79f9886..3f067f1d72e3055b538429a6248af3971678564f 100644 (file)
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -4345,6 +4345,7 @@ void destroy_workqueue(struct workqueue_struct *wq)
 
                /* rescuer will empty maydays list before exiting */
                kthread_stop(rescuer->task);
+               kfree(rescuer);
        }
 
        /* sanity checks */