From 0227c4afffb731c271ddf1f5c8e0ae8fee230dc7 Mon Sep 17 00:00:00 2001
From: Mark Riddoch <mriddoch@ks211278.kimsufi.com>
Date: Tue, 25 Jun 2013 10:38:24 +0200
Subject: [PATCH] Added error return in readroute when backend connection fails

---
 modules/routing/readconnroute.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/modules/routing/readconnroute.c b/modules/routing/readconnroute.c
index acf9e1ef9..a7b4a45ab 100644
--- a/modules/routing/readconnroute.c
+++ b/modules/routing/readconnroute.c
@@ -210,7 +210,13 @@ int		i;
 	 * connection in the client->dcb
 	 */
 
-	client->dcb = dcb_connect(candidate->server, session, candidate->server->protocol);
+	if ((client->dcb = dcb_connect(candidate->server, session,
+					candidate->server->protocol)) == NULL)
+	{
+		atomic_add(&candidate->count, -1);
+		free(client);
+		return NULL;
+	}
 
 	/* Add this session to the list of active sessions */
 	spinlock_acquire(&inst->lock);