Thread

Re: Add a guard against uninitialized default locale

Jeff Davis <pgsql@j-davis.com> — 2026-05-14T22:00:46Z

On Fri, 2026-04-24 at 15:44 -0700, Jeff Davis wrote:
> Not known to be reachable after dbf217c1c7, but defend against
> similar
> issues in the future. For instance, an extension might encounter the
> problem by calling pg_newlocale_from_collation(DEFAULT_COLLATION_OID)
> from _PG_init(), and end up with a NULL pointer dereference.
> 
> Backport through 17, though patch is different in 17 (also attached).

I plan to commit and backport this soon.

Regards,
	Jeff Davis