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(parent: d3c25ca) | 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 03:45:13 +0000 (15:45 +1200)
commit81e36d3e0df8d3d7a3daa2e2216f96df23ffc96a
tree18df3ee7f48cd21fcccd7057d98864a18a2f7e81tree
parentd3c25ca1bf59bc4ccf589942f94bc5b945b1f46fcommit | 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
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