~hc/RK356X_SDK_RELEASE.git

..	..	@@ -1966,6 +1966,7 @@
1966	1966
1967	1967	mempool_exit(&clone->hydration_pool);
1968	1968	dm_kcopyd_client_destroy(clone->kcopyd_client);
	1969	+ cancel_delayed_work_sync(&clone->waker);
1969	1970	destroy_workqueue(clone->wq);
1970	1971	hash_table_exit(clone);
1971	1972	dm_clone_metadata_close(clone->cmd);
..	..	@@ -2220,6 +2221,7 @@
2220	2221	r = dm_register_target(&clone_target);
2221	2222	if (r < 0) {
2222	2223	DMERR("Failed to register clone target");
	2224	+ kmem_cache_destroy(_hydration_cache);
2223	2225	return r;
2224	2226	}
2225	2227