diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 2f9432b..cd2f522 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -2597,8 +2597,8 @@ static int cleanup_ref_head(struct btrfs_trans_handle *trans,
 	delayed_refs->num_heads--;
 	rb_erase(&head->href_node, &delayed_refs->href_root);
 	RB_CLEAR_NODE(&head->href_node);
-	spin_unlock(&delayed_refs->lock);
 	spin_unlock(&head->lock);
+	spin_unlock(&delayed_refs->lock);
 	atomic_dec(&delayed_refs->num_entries);
 
 	trace_run_delayed_ref_head(fs_info, head, 0);