Re: Memory leak in WAL sender with pgoutput (v10~) - Mailing list pgsql-hackers

On Tue, Dec 3, 2024 at 5:47 PM Michael Paquier <michael@paquier.xyz> wrote:
>
> On Mon, Dec 02, 2024 at 03:29:56PM +0530, Amit Kapila wrote:
> > We can look at it from a different angle which is that the
> > FreePublication(s) relies on how the knowledge of Publication
> > structure is built. So, it doesn't look weird if we think from that
> > angle.
>
> OK, I can live with that on all the stable branches with an extra
> list free rather than a deep list free.
>
> I agree that the memory handling of this whole area needs some rework
> to make such leaks harder to introduce in the WAL sender.  Still,
> let's first solve the problem at hand :)
>
> So how about the attached that introduces a FreePublication() matching
> with GetPublication(), used to do the cleanup?  Feel free to comment.
> --

Perhaps the patch can use foreach_ptr macro instead of foreach?

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Kind Regards,
Peter Smith.
Fujitsu Australia