--- a/drivers/md/dm-init.c
+++ b/drivers/md/dm-init.c
@@ -299,5 +299,5 @@ out:
 
 late_initcall(dm_init_init);
 
-module_param(create, charp, 0);
+module_param(create, charp, 0444);
 MODULE_PARM_DESC(create, "Create a mapped device in early boot");