diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h
index 18b026b1ac63..724307ff89cd 100644
--- a/fs/ceph/mds_client.h
+++ b/fs/ceph/mds_client.h
@@ -355,8 +355,8 @@ struct ceph_snapid_map {
 	struct rb_node node;
 	struct list_head lru;
 	atomic_t ref;
-	u64 snap;
 	dev_t dev;
+	u64 snap;
 	unsigned long last_used;
 };