| From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Martijn van Oosterhout <kleptog(at)svana(dot)org>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Error in recent pg_dump change (coverity) |
| Date: | 2006-05-28 17:42:41 |
| Message-ID: | 20060528174241.GD15766@surnet.cl |
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| Lists: | pgsql-hackers |
Alvaro Herrera wrote:
> Done. They were actually four, not five. The one I mistakingly though
> was one was the notice processor hooks.
>
> The case Martijn was saying would be warned about by the memset
> approach, setting ntuples to 0, would actually be handled as a segfault,
> because functions like check_field_number actually follow
> res.noticeHooks pointer! ISTM we would just segfault at that point.
I must be blind. The hooks->noticeRec == NULL case is handled first
thing in pgInternalNotice (returns doing nothing). So we wouldn't
segfault and we wouldn't emit any warning either!
--
Alvaro Herrera http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.
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