From 9f4c39f3099f7ecbccbc0be521d25ec6185cf2e3 Mon Sep 17 00:00:00 2001
From: Yi Wang <wang.yi59@zte.com.cn>
Date: Thu, 25 May 2017 22:12:45 -0400
Subject: [PATCH] util: fix memory leak in virSocketAddrFormatFull

The @ipv6_host allocated in virAsprintf may be lost when virAsprintf
addrstr failed.

Signed-off-by: Yi Wang <wang.yi59@zte.com.cn>
Signed-off-by: Erik Skultety <eskultet@redhat.com>
---
 src/util/virsocketaddr.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/util/virsocketaddr.c b/src/util/virsocketaddr.c
index 9dffbc7360..95b5274368 100644
--- a/src/util/virsocketaddr.c
+++ b/src/util/virsocketaddr.c
@@ -417,8 +417,10 @@ virSocketAddrFormatFull(const virSocketAddr *addr,
 
         if (virAsprintf(&addrstr, "%s%s%s",
                         ipv6_host ? ipv6_host : host,
-                        separator ? separator : ":", port) == -1)
+                        separator ? separator : ":", port) == -1) {
+            VIR_FREE(ipv6_host);
             goto error;
+        }
 
         VIR_FREE(ipv6_host);
     } else {