From: Robert Haas <rhaas@postgresql.org>
Date: Wed, 5 Apr 2017 15:45:35 +0000 (-0400)
Subject: hash: Fix write-ahead logging bug.
X-Git-Tag: REL_10_BETA1~382
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=75a1cbdc3cfca1e815da6dfa5d7e96d82a6b0725;p=postgresql

hash: Fix write-ahead logging bug.

The size of the data is not the same thing as the size of the size of
the data.

Reported off-list by Tushar Ahuja.  Fix by Ashutosh Sharma, reviewed
by Amit Kapila.

Discussion: http://postgr.es/m/CAE9k0PnmPDXfvf8HDObme7q_Ewc4E26ukHXUBPySoOs0ObqqaQ@mail.gmail.com
---

diff --git a/src/backend/access/hash/hash.c b/src/backend/access/hash/hash.c
index b835f772d4..80923611bb 100644
--- a/src/backend/access/hash/hash.c
+++ b/src/backend/access/hash/hash.c
@@ -707,7 +707,7 @@ loop_top:
 		xlrec.ntuples = metap->hashm_ntuples;
 
 		XLogBeginInsert();
-		XLogRegisterData((char *) &xlrec, sizeof(SizeOfHashUpdateMetaPage));
+		XLogRegisterData((char *) &xlrec, SizeOfHashUpdateMetaPage);
 
 		XLogRegisterBuffer(0, metabuf, REGBUF_STANDARD);