Horton

Fix NULL pointer dereference in tuplesort.c.

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

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Commit: 4e46c97fde42fa8ca57d29b9b47f2ebd11ab8105
Author: Tom Lane <tgl@sss.pgh.pa.us>
Date: 2017-01-16T18:53:40Z
Releases: 10.0 
Fix NULL pointer dereference in tuplesort.c.

Oversight in commit e94568ecc.  This could cause a crash when an external
datum tuplesort of a pass-by-value type required multiple passes.
Per report from Mithun Cy.

Peter Geoghegan

Discussion: https://postgr.es/m/CAD__OujuhfWFULGFSt1fyHqUb8N-XafjJhudwt88V0Qs2o84qg@mail.gmail.com

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PathChange+/−
src/backend/utils/sort/tuplesort.c modified +2 −1

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