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gistbuildbuffers.patch

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Filename: gistbuildbuffers.patch
Type: text/x-patch
Part: 0
Message: Re: BUG #15899: Valgrind detects errors on create gist index

Patch

Format: unified
File+−
src/backend/access/gist/gistbuildbuffers.c 3 2 
diff --git a/src/backend/access/gist/gistbuildbuffers.c b/src/backend/access/gist/gistbuildbuffers.c
index d71354140e..5d26350690 100644
--- a/src/backend/access/gist/gistbuildbuffers.c
+++ b/src/backend/access/gist/gistbuildbuffers.c
@@ -139,6 +139,7 @@ gistGetNodeBuffer(GISTBuildBuffers *gfbb, GISTSTATE *giststate,
 		nodeBuffer->pageBuffer = NULL;
 		nodeBuffer->queuedForEmptying = false;
 		nodeBuffer->level = level;
+		nodeBuffer->isTemp = false;
 
 		/*
 		 * Add this buffer to the list of buffers on this level. Enlarge
@@ -186,8 +187,8 @@ gistAllocateNewPageBuffer(GISTBuildBuffers *gfbb)
 {
 	GISTNodeBufferPage *pageBuffer;
 
-	pageBuffer = (GISTNodeBufferPage *) MemoryContextAlloc(gfbb->context,
-														   BLCKSZ);
+	pageBuffer = (GISTNodeBufferPage *) MemoryContextAllocZero(gfbb->context,
+															   BLCKSZ);
 	pageBuffer->prev = InvalidBlockNumber;
 
 	/* Set page free space */