Horton

Fix low-probability memory leak in XMLSERIALIZE(... INDENT).

Tom Lane <tgl@sss.pgh.pa.us>

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Commit: 95cf1a1817c992769e38cda7437751af54642ef8
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2025-07-08T16:50:19Z
Releases: 17.6 
Fix low-probability memory leak in XMLSERIALIZE(... INDENT).

xmltotext_with_options() did not consider the possibility that
pg_xml_init() could fail --- most likely due to OOM.  If that
happened, the already-parsed xmlDoc structure would be leaked.
Oversight in commit 483bdb2af.

Bug: #18981
Author: Dmitry Kovalenko <d.kovalenko@postgrespro.ru>
Reviewed-by: Tom Lane <tgl@sss.pgh.pa.us>
Discussion: https://postgr.es/m/18981-9bc3c80f107ae925@postgresql.org
Backpatch-through: 16

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PathChange+/−
src/backend/utils/adt/xml.c modified +12 −7

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