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| author | Alvaro Herrera <alvherre@alvh.no-ip.org> | 2017-03-24 15:43:03 -0300 |
|---|---|---|
| committer | Alvaro Herrera <alvherre@alvh.no-ip.org> | 2017-03-24 15:43:15 -0300 |
| commit | 8082bea2b06eb6bcd6cce4cc7801094c17045b4f (patch) | |
| tree | 808a471cac8539d508157761e903346a0ae54b14 | |
| parent | 3428ef79115927c92c6e2ab6f261f5de5dc4e914 (diff) | |
| download | postgresql-8082bea2b06eb6bcd6cce4cc7801094c17045b4f.tar.gz postgresql-8082bea2b06eb6bcd6cce4cc7801094c17045b4f.zip | |
Fix use-after-free bug
Detected by buildfarm member prion
| -rw-r--r-- | src/backend/commands/statscmds.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/backend/commands/statscmds.c b/src/backend/commands/statscmds.c index 416309106a7..07503299610 100644 --- a/src/backend/commands/statscmds.c +++ b/src/backend/commands/statscmds.c @@ -230,6 +230,12 @@ CreateStatistics(CreateStatsStmt *stmt) statoid = HeapTupleGetOid(htup); heap_freetuple(htup); heap_close(statrel, RowExclusiveLock); + + /* + * Invalidate relcache so that others see the new statistics. + */ + CacheInvalidateRelcache(rel); + relation_close(rel, NoLock); /* @@ -250,11 +256,6 @@ CreateStatistics(CreateStatsStmt *stmt) ObjectAddressSet(address, StatisticExtRelationId, statoid); - /* - * Invalidate relcache so that others see the new statistics. - */ - CacheInvalidateRelcache(rel); - return address; } |