diff options
Diffstat (limited to 'src/backend/access/heap/heapam_visibility.c')
| -rw-r--r-- | src/backend/access/heap/heapam_visibility.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/backend/access/heap/heapam_visibility.c b/src/backend/access/heap/heapam_visibility.c index dba10890aab..cde04fc3385 100644 --- a/src/backend/access/heap/heapam_visibility.c +++ b/src/backend/access/heap/heapam_visibility.c @@ -1520,8 +1520,8 @@ HeapTupleHeaderIsOnlyLocked(HeapTupleHeader tuple) static bool TransactionIdInArray(TransactionId xid, TransactionId *xip, Size num) { - return bsearch(&xid, xip, num, - sizeof(TransactionId), xidComparator) != NULL; + return num > 0 && + bsearch(&xid, xip, num, sizeof(TransactionId), xidComparator) != NULL; } /* |