From b09eff9f76e85d2f5bd3bf27880d342b1ff82b6c Mon Sep 17 00:00:00 2001
From: Jaime Casanova <jaime@2ndQuadrant.com>
Date: Fri, 27 Apr 2012 02:08:40 -0500
Subject: [PATCH] Avoid the possibility of a double free. Fix by Carlo Ascani

---
 repmgrd.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/repmgrd.c b/repmgrd.c
index c7005a9c..87214a74 100644
--- a/repmgrd.c
+++ b/repmgrd.c
@@ -456,7 +456,10 @@ checkNodeConfiguration(char *conninfo)
 			exit(ERR_BAD_CONFIG);
 		}
 	}
-	PQclear(res);
+	else
+	{
+		PQclear(res);
+	}
 }