Subject: pgsql: smgr: Make SMgrRelation initialization safer against errors

From: Andres Freund <[email-masked]>
Date: Tue, 18 Mar 2025 18:12:56 +0000

smgr: Make SMgrRelation initialization safer against errors

In case the smgr_open callback failed, the ->pincount field would not be
initialized and the relation would not be put onto the unpinned_relns list.

This buglet was introduced in 21d9c3ee4ef7, in 17.

Discussion: https://postgr.es/m/3vae7l5ozvqtxmd7rr7zaeq3qkuipz365u3rtim5t5wdkr6f4g@vkgf2fogjirl
Backpatch-through: 17

Branch
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REL_17_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/ee578921b60ef9a14eaea54b608549e4f8b14f26

Modified Files
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src/backend/storage/smgr/smgr.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)