Re: Lack of Sanity Checking in file 'misc.c' for PostgreSQL 9.4.x

From: Michael Meskes <meskes(at)postgresql(dot)org>
To: Michael Paquier <michael(dot)paquier(at)gmail(dot)com>
Cc: Bill Parker <wp02855(at)gmail(dot)com>, PostgreSQL mailing lists <pgsql-bugs(at)postgresql(dot)org>, Michael Meskes <meskes(at)postgresql(dot)org>
Subject: Re: Lack of Sanity Checking in file 'misc.c' for PostgreSQL 9.4.x
Date: 2015-06-12 13:06:35
Message-ID: 20150612130635.GC27586@feivel.credativ.lan
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On Fri, Jun 12, 2015 at 03:53:43PM +0900, Michael Paquier wrote:
> (Adding Michael Meskes in CC:)

Thanks.

> Nice catch. Regarding your patch, it seems to me that this is not
> enough. I think that we should return NULL with ECPGget_sqlca in case
> of an OOM instead of logging a message with ecpg_log and let each code
> path decide what to do when sqlca is NULL. Some code paths can
> directly use ecpg_raise with ECPG_OUT_OF_MEMORY. Other code paths,
> like the ones in error.c will need to show up with appropriate error
> messages.

Agreed on all accounts.

Michael
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Michael Meskes
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