From cb89644bb0df1921c6a15aa294903a9458c2a67d Mon Sep 17 00:00:00 2001
From: Andres Freund <andres@anarazel.de>
Date: Mon, 14 Dec 2015 11:25:04 +0100
Subject: [PATCH] Correct statement to actually be the intended assert
 statement.

e3f4cfc7 introduced a LWLockHeldByMe() call, without the corresponding
Assert() surrounding it.

Spotted by Coverity.

Backpatch: 9.1+, like the previous commit
---
 src/backend/storage/buffer/bufmgr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/backend/storage/buffer/bufmgr.c b/src/backend/storage/buffer/bufmgr.c
index 1d6a81d10c..f1564ee443 100644
--- a/src/backend/storage/buffer/bufmgr.c
+++ b/src/backend/storage/buffer/bufmgr.c
@@ -2943,7 +2943,7 @@ FlushOneBuffer(Buffer buffer)
 
 	bufHdr = GetBufferDescriptor(buffer - 1);
 
-	LWLockHeldByMe(bufHdr->content_lock);
+	Assert(LWLockHeldByMe(bufHdr->content_lock));
 
 	FlushBuffer(bufHdr, NULL);
 }