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Fix handling of NULL return value in typarray lookup

Daniel Gustafsson <dgustafsson@postgresql.org>

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Commit: 85837b8037ada19d319fa4d3ba99c72205868199
Author: Daniel Gustafsson <dgustafsson@postgresql.org>
Date: 2024-09-05T13:32:22Z
Releases: 18.0 
Fix handling of NULL return value in typarray lookup

Commit 6ebeeae29 accidentally omitted testing the return value from
findTypeByOid which can return NULL.  Fix by adding a check to make
sure that we have a pointer to dereference.

Author: Ranier Vilela <ranier.vf@gmail.com>
Reviewed-by: Nathan Bossart <nathandbossart@gmail.com>
Reviewed-by: Daniel Gustafsson <daniel@yesql.se>
Discussion: https://postgr.es/m/CAEudQAqfMTH8Ya_J6E-NW_y_JyDFDxtQ4V_g6nY_1=0oDbQqdg@mail.gmail.com

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src/bin/pg_dump/pg_dump.c modified +4 −1

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