diff options
| author | Daniel Gustafsson <dgustafsson@postgresql.org> | 2024-02-29 12:19:52 +0100 |
|---|---|---|
| committer | Daniel Gustafsson <dgustafsson@postgresql.org> | 2024-02-29 12:19:52 +0100 |
| commit | 217928ddb45a8a3b03fc1f9d3d97166f1d9a9d12 (patch) | |
| tree | d723bfae4ea11bea2d35f9916a834e9e813408fe /src/backend/utils/cache/lsyscache.c | |
| parent | fe3b1b575e24748ddb9b3b67394fa10c279090ac (diff) | |
| download | postgresql-217928ddb45a8a3b03fc1f9d3d97166f1d9a9d12.tar.gz postgresql-217928ddb45a8a3b03fc1f9d3d97166f1d9a9d12.zip | |
Fix integer underflow in shared memory debugging
dsa_dump would print a large negative number instead of zero for
segment bin 0. Fix by explicitly checking for underflow and add
special case for bin 0. Backpatch to all supported versions.
Author: Ian Ilyasov <ianilyasov@outlook.com>
Reviewed-by: Robert Haas <robertmhaas@gmail.com>
Discussion: https://postgr.es/m/GV1P251MB1004E0D09D117D3CECF9256ECD502@GV1P251MB1004.EURP251.PROD.OUTLOOK.COM
Backpatch-through: v12
Diffstat (limited to 'src/backend/utils/cache/lsyscache.c')
0 files changed, 0 insertions, 0 deletions