diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 484bedd8d811..e25b93a4267d 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5334,7 +5334,6 @@ struct cgroup_subsys memory_cgrp_subsys = {
 	.css_reset = mem_cgroup_css_reset,
 	.can_attach = mem_cgroup_can_attach,
 	.cancel_attach = mem_cgroup_cancel_attach,
-	.attach = mem_cgroup_move_task,
 	.post_attach = mem_cgroup_move_task,
 	.bind = mem_cgroup_bind,
 	.dfl_cftypes = memory_files,