From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Fri, 22 Mar 2013 16:27:50 +0000 (-0400)
Subject: Suppress uninitialized-variable warning in new checksum code.
X-Git-Tag: REL9_3_BETA1~192
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=4912385b56afe68ef76e47d38df1d61ada0fde2f;p=postgresql

Suppress uninitialized-variable warning in new checksum code.

Some compilers understand that this coding is safe, and some don't.
---

diff --git a/src/backend/storage/page/bufpage.c b/src/backend/storage/page/bufpage.c
index 81cdc6547a..326d3de888 100644
--- a/src/backend/storage/page/bufpage.c
+++ b/src/backend/storage/page/bufpage.c
@@ -84,7 +84,7 @@ PageIsVerified(Page page, BlockNumber blkno)
 	bool		checksum_failure = false;
 	bool		header_sane = false;
 	bool		all_zeroes = false;
-	uint16		checksum;
+	uint16		checksum = 0;
 
 	/*
 	 * Don't verify page data unless the page passes basic non-zero test