Re: Avoid possible dereference null pointer (src/backend/utils/cache/relcache.c)

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От Aleksander Alekseev
Тема Re: Avoid possible dereference null pointer (src/backend/utils/cache/relcache.c)
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Msg-id CAJ7c6TOT+ccb2uuKypM5z=OPPgW07cAFzuq1EsSZb1qcpUfeHQ@mail.gmail.com
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Ответ на Avoid possible dereference null pointer (src/backend/utils/cache/relcache.c)  (Ranier Vilela <ranier.vf@gmail.com>)
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Hi,

> The function *ScanPgRelation* can return a invalid tuple.
> It is necessary to check the function's return,
> as is already done in other parts of the source.

Good find although I'm not certain if I agree with the patch.

We would be in serious trouble if RelationReloadNailed() could be
called for a non-existing relation. Wouldn't Assert() be more
appropriate?

-- 
Best regards,
Aleksander Alekseev

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