Re: Possible pointer var TupleDesc rettupdesc used not initialized (src/backend/optimizer/util/clauses.c)

On Mon, May 24, 2021 at 7:21 PM Ranier Vilela <ranier(dot)vf(at)gmail(dot)com> wrote:

> Em seg., 24 de mai. de 2021 às 22:42, Mark Dilger <
> mark(dot)dilger(at)enterprisedb(dot)com> escreveu:
>
>>
>>
>> > On May 24, 2021, at 5:37 PM, Ranier Vilela <ranier(dot)vf(at)gmail(dot)com> wrote:
>> >
>> > Hi,
>> >
>> > Possible pointer TupleDesc rettupdesc used not initialized?
>> >
>> > if (!isNull) at line 4346 taking a true branch, the function
>> check_sql_fn_retval at line 4448 can use rettupdesc uninitialized.
>>
>> Care to submit a patch?
>>
> Hi Mark, sorry but not.
> I examined the code and I can't say what the correct value is for
> rettupdesc.
>

Hi,
It seems the following call would fill up value for rettupdesc :

functypclass = get_expr_result_type((Node *) fexpr, NULL, &rettupdesc);

Cheers

>
> regards,
> Ranier Vilela
>
>
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