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| author | Heikki Linnakangas <heikki.linnakangas@iki.fi> | 2024-07-03 15:58:14 +0300 |
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| committer | Heikki Linnakangas <heikki.linnakangas@iki.fi> | 2024-07-03 15:58:14 +0300 |
| commit | f3412a61f3f92d795ce0c8bb715831ec02124bfb (patch) | |
| tree | 423c045bdcbc027d3325b2605b4d6d8457c195f6 /src/backend/executor | |
| parent | a06e8f84a1ac1158ca7d7a95d9df289fe5219502 (diff) | |
| download | postgresql-f3412a61f3f92d795ce0c8bb715831ec02124bfb.tar.gz postgresql-f3412a61f3f92d795ce0c8bb715831ec02124bfb.zip | |
Avoid 0-length memcpy to NULL with EXEC_BACKEND
memcpy(NULL, src, 0) is forbidden by POSIX, even though every
production version of libc allows it. Let's be tidy.
Per report from Thomas Munro, running UBSan with EXEC_BACKEND.
Backpatch to v17, where this code was added.
Discussion: https://www.postgresql.org/message-id/CA%2BhUKG%2Be-dV7YWBzfBZXsgovgRuX5VmvmOT%2Bv0aXiZJ-EKbXcw@mail.gmail.com
Diffstat (limited to 'src/backend/executor')
0 files changed, 0 insertions, 0 deletions