diff --git a/kernel/cgroup/legacy_freezer.c b/kernel/cgroup/legacy_freezer.c
index 074653f964c1..475d53c4a668 100644
--- a/kernel/cgroup/legacy_freezer.c
+++ b/kernel/cgroup/legacy_freezer.c
@@ -484,3 +484,4 @@ struct cgroup_subsys freezer_cgrp_subsys = {
 	.fork		= freezer_fork,
 	.legacy_cftypes	= files,
 };
+EXPORT_SYMBOL_GPL(freezer_cgrp_subsys);