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-rw-r--r--src/backend/access/brin/brin.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/access/brin/brin.c b/src/backend/access/brin/brin.c
index 2d8759c6c1a..f885f3ab3af 100644
--- a/src/backend/access/brin/brin.c
+++ b/src/backend/access/brin/brin.c
@@ -696,7 +696,7 @@ bringetbitmap(IndexScanDesc scan, TIDBitmap *tbm)
BlockNumber pageno;
for (pageno = heapBlk;
- pageno <= heapBlk + opaque->bo_pagesPerRange - 1;
+ pageno <= Min(nblocks, heapBlk + opaque->bo_pagesPerRange) - 1;
pageno++)
{
MemoryContextSwitchTo(oldcxt);