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(parent: 1bc19df) | patch
Invalidate smgr_targblock in smgrrelease().
authorThomas Munro <tmunro@postgresql.org>
Thu, 17 Aug 2023 03:45:13 +0000 (15:45 +1200)
committerThomas Munro <tmunro@postgresql.org>
Thu, 17 Aug 2023 03:54:31 +0000 (15:54 +1200)
commitd23e60e6673ab946b769d727c62fc65e146f17f3
treead00786ad02802dae486fb2bc644ac584289d6d6tree
parent1bc19dfcfea71e7ed03eff9d72072579bd678b4ccommit | diff
Invalidate smgr_targblock in smgrrelease().

In rare circumstances involving relfilenode reuse, it might have been
possible for smgr_targblock to finish up pointing past the end.

Oversight in b74e94dc.  Back-patch to 15.

Reviewed-by: Heikki Linnakangas <hlinnaka@iki.fi>
Discussion: https://postgr.es/m/CA%2BhUKGJ8NTvqLHz6dqbQnt2c8XCki4r2QvXjBQcXpVwxTY_pvA%40mail.gmail.com
src/backend/storage/smgr/smgr.c diff | blob | blame | history
Mirror of https://git.postgresql.org/git/postgresql.git