- if (!data_in (field, LEGACY_NATIVE, in->type, 0, 0, &val,
- var_get_width (var), dict_get_encoding (ia->formats.dict)))
+ error = data_in (field, LEGACY_NATIVE, in->type, &val,
+ var_get_width (var),
+ dict_get_encoding (ia->formats.dict));
+ if (error != NULL)