diff --git a/mm/secretmem.c b/mm/secretmem.c
index 3f715409979588ee58374cb14a464d4b6c26280e..6a44efb673b2cdb02528f6c00ff1ccfe7c625642 100644
--- a/mm/secretmem.c
+++ b/mm/secretmem.c
@@ -276,7 +276,7 @@ static struct file_system_type secretmem_fs = {
 	.kill_sb	= kill_anon_super,
 };
 
-static int secretmem_init(void)
+static int __init secretmem_init(void)
 {
 	int ret = 0;