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authorHeikki Linnakangas2015-05-19 16:21:46 +0000
committerHeikki Linnakangas2015-05-19 16:25:41 +0000
commitada84478d89a49e305b79022a8ee0d2f12bcfc5f (patch)
treeea5587ae913825b944f3250998d21186d9c9f681
parent7aeba23ee2cab86c78a80e3face3ca62ca87b5d7 (diff)
Fix off-by-one error in Assertion.
The point of the assertion is to ensure that the arrays allocated in stack are large enough, but the check was one item short. This won't matter in practice because MaxIndexTuplesPerPage is an overestimate, so you can't have that many items on a page in reality. But let's be tidy. Spotted by Anastasia Lubennikova. Backpatch to all supported versions, like the patch that added the assertion.
-rw-r--r--src/backend/storage/page/bufpage.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/storage/page/bufpage.c b/src/backend/storage/page/bufpage.c
index 6351a9bea47..a397fdcb35b 100644
--- a/src/backend/storage/page/bufpage.c
+++ b/src/backend/storage/page/bufpage.c
@@ -793,7 +793,7 @@ PageIndexMultiDelete(Page page, OffsetNumber *itemnos, int nitems)
int nextitm;
OffsetNumber offnum;
- Assert(nitems < MaxIndexTuplesPerPage);
+ Assert(nitems <= MaxIndexTuplesPerPage);
/*
* If there aren't very many items to delete, then retail