From 454a1847d20ac3cec4488b21c7c6fbbf92d407d8 Mon Sep 17 00:00:00 2001
From: Fam Zheng <famz@redhat.com>
Date: Thu, 13 Nov 2014 04:40:24 +0100
Subject: [PATCH 21/48] vmdk: fix buf leak in vmdk_parse_extents()

Message-id: <1415853625-15050-7-git-send-email-famz@redhat.com>
Patchwork-id: 62349
O-Subject: [RHEL-7.1 qemu-kvm-rhev PATCH v3 6/7] vmdk: fix buf leak in vmdk_parse_extents()
Bugzilla: 1132385
RH-Acked-by: Jeffrey Cody <jcody@redhat.com>
RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
RH-Acked-by: Max Reitz <mreitz@redhat.com>

From: Stefan Hajnoczi <stefanha@redhat.com>

vmdk_open_sparse() does not take ownership of buf so the caller always
needs to free it.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
(cherry picked from commit b6b1d31f098eef8cd13556d343e46c213fac972a)
Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
---
 block/vmdk.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/block/vmdk.c b/block/vmdk.c
index 1512487..c5d12f4 100644
--- a/block/vmdk.c
+++ b/block/vmdk.c
@@ -848,8 +848,8 @@ static int vmdk_parse_extents(const char *desc, BlockDriverState *bs,
             } else {
                 ret = vmdk_open_sparse(bs, extent_file, bs->open_flags, buf, errp);
             }
+            g_free(buf);
             if (ret) {
-                g_free(buf);
                 bdrv_unref(extent_file);
                 return ret;
             }
-- 
1.8.3.1