diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index 3b5c1e3335db..989e86cc1e73 100644
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -1017,9 +1017,6 @@ static struct file_system_type ceph_fs_type = {
 };
 MODULE_ALIAS_FS("ceph");
 
-#define _STRINGIFY(x) #x
-#define STRINGIFY(x) _STRINGIFY(x)
-
 static int __init init_ceph(void)
 {
 	int ret = init_caches();