LEAF_NODE
if ((ia->index.ih_flags & NODE_MASK) == LEAF_NODE) {
ib = ntfs_ib_alloc(ib_vcn, le32_to_cpu(ir->index_block_size), LEAF_NODE);
if ((ib->index.ih_flags & NODE_MASK) == LEAF_NODE) {
ia_val->index.ih_flags = LEAF_NODE;