| From: | Peter Geoghegan <peter(at)2ndquadrant(dot)com> |
|---|---|
| To: | Magnus Hagander <magnus(at)hagander(dot)net> |
| Cc: | Michael Mueller <mmueller(at)vigilantsw(dot)com>, Alvaro Herrera <alvherre(at)commandprompt(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Potential NULL dereference found in typecmds.c |
| Date: | 2011-07-04 13:07:30 |
| Message-ID: | CAEYLb_Vw8c=a0menxRbbKpZhiUAnWjq3ATdU0TVv5xdZUVJAmg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On 4 July 2011 13:53, Magnus Hagander <magnus(at)hagander(dot)net> wrote:
> This code is no longer present in git head, *removed* by commit
> 426cafc. Not added by it. at least that's how I read the history...
>
> However, it still looks to me like we could get to that code with
> con=NULL - if the while loop is never executed. Perhaps this is a
> can-never-happen situation? Alvaro?
Seems slightly academic IMHO. No code path should dereference an
invariably NULL or wild pointer.
--
Peter Geoghegan http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training and Services
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