Fix error reporting after ioctl() call with pg_upgrade --clone
authorMichael Paquier <michael@paquier.xyz>
Mon, 1 Aug 2022 07:38:23 +0000 (16:38 +0900)
committerMichael Paquier <michael@paquier.xyz>
Mon, 1 Aug 2022 07:38:23 +0000 (16:38 +0900)
commit8b1ec7d2953273501c5cea8185b6358dc7709eb5
tree90ef9799e40a29ba904f59cd85d9fa530579ab21
parent2827f108d136de518f8f1aa7b1bbef0588e0a680
Fix error reporting after ioctl() call with pg_upgrade --clone

errno was not reported correctly after attempting to clone a file,
leading to incorrect error reports.  While scanning through the code, I
have not noticed any similar mistakes.

Error introduced in 3a769d8.

Author: Justin Pryzby
Discussion: https://postgr.es/m/20220731134135.GY15006@telsasoft.com
Backpatch-through: 12
src/bin/pg_upgrade/file.c