xfs_btree_ptr_to_daddr
if (xfs_btree_ptr_to_daddr(cur, ptr, &daddr))
error = xfs_btree_ptr_to_daddr(cur, ptr, &d);
error = xfs_btree_ptr_to_daddr(cur, ptr, &d);
error = xfs_btree_ptr_to_daddr(cur, pp, &daddr);