From 4a6232cce315f58bb674dd7ce6bd9166aa58fdb3 Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Sun, 20 Jan 2013 23:09:35 -0500
Subject: [PATCH] Fix error-checking typo in check_TSCurrentConfig().

The code failed to detect an out-of-memory failure.

Xi Wang
---
 src/backend/utils/cache/ts_cache.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/backend/utils/cache/ts_cache.c b/src/backend/utils/cache/ts_cache.c
index 6a6cbbf90c1..93f6e5e2376 100644
--- a/src/backend/utils/cache/ts_cache.c
+++ b/src/backend/utils/cache/ts_cache.c
@@ -643,7 +643,7 @@ check_TSCurrentConfig(char **newval, void **extra, GucSource source)
 		free(*newval);
 		*newval = strdup(buf);
 		pfree(buf);
-		if (!newval)
+		if (!*newval)
 			return false;
 	}