493    switch (hret) {
  494    case HASH_SUCCESS:
  495        /* Steal the table pointer onto the mem_ctx,
  496         * then make the internal_ctx a child of
  497         * table.
  498         *
  499         * This way, we can clean up the values when
  500         * we talloc_free() the table
  501         */
  502        *tbl = talloc_steal(mem_ctx, table);
  503        talloc_steal(table, internal_ctx);
  504        return EOK;
  505
This case (value -1997) is not terminated by a 'break' statement.
  506    case HASH_ERROR_NO_MEMORY:
  507        ret = ENOMEM;
The above case falls through to this one.
  508    default:
  509        ret = EIO;
  510    }