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Diffstat (limited to 'src/backend/access/heap/pruneheap.c')
| -rw-r--r-- | src/backend/access/heap/pruneheap.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/backend/access/heap/pruneheap.c b/src/backend/access/heap/pruneheap.c index f75502ca2c0..0c8e49d3e6c 100644 --- a/src/backend/access/heap/pruneheap.c +++ b/src/backend/access/heap/pruneheap.c @@ -962,6 +962,10 @@ heap_get_root_tuples(Page page, OffsetNumber *root_offsets) */ for (;;) { + /* Sanity check */ + if (nextoffnum < FirstOffsetNumber || nextoffnum > maxoff) + break; + lp = PageGetItemId(page, nextoffnum); /* Check for broken chains */ |