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From 56d77f768a5aa2b35ba645ae05d56e9908457c92 Mon Sep 17 00:00:00 2001
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Message-Id: <56d77f768a5aa2b35ba645ae05d56e9908457c92.1418766606.git.jen@redhat.com>
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In-Reply-To: <6f81b4847eb68ebdf54a8f1a771e19d112d74152.1418766606.git.jen@redhat.com>
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References: <6f81b4847eb68ebdf54a8f1a771e19d112d74152.1418766606.git.jen@redhat.com>
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From: Fam Zheng <famz@redhat.com>
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Date: Thu, 4 Dec 2014 00:05:23 -0600
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Subject: [CHANGE 29/31] vmdk: fix buf leak in vmdk_parse_extents()
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To: rhvirt-patches@redhat.com,
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    jen@redhat.com
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RH-Author: Fam Zheng <famz@redhat.com>
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Message-id: <1417651524-18041-30-git-send-email-famz@redhat.com>
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Patchwork-id: 62702
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O-Subject: [RHEL-7.1 qemu-kvm PATCH v5 29/30] vmdk: fix buf leak in vmdk_parse_extents()
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Bugzilla: 1002493
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RH-Acked-by: Jeffrey Cody <jcody@redhat.com>
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RH-Acked-by: Markus Armbruster <armbru@redhat.com>
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RH-Acked-by: Max Reitz <mreitz@redhat.com>
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From: Stefan Hajnoczi <stefanha@redhat.com>
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vmdk_open_sparse() does not take ownership of buf so the caller always
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needs to free it.
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Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
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Reviewed-by: Max Reitz <mreitz@redhat.com>
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Reviewed-by: Fam Zheng <famz@redhat.com>
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(cherry picked from commit b6b1d31f098eef8cd13556d343e46c213fac972a)
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Signed-off-by: Fam Zheng <famz@redhat.com>
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Signed-off-by: Jeff E. Nelson <jen@redhat.com>
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---
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 block/vmdk.c | 2 +-
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 1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/block/vmdk.c b/block/vmdk.c
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index ddd06f0..0593a1a 100644
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--- a/block/vmdk.c
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+++ b/block/vmdk.c
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@@ -847,8 +847,8 @@ static int vmdk_parse_extents(const char *desc, BlockDriverState *bs,
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             } else {
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                 ret = vmdk_open_sparse(bs, extent_file, bs->open_flags, buf, errp);
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             }
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+            g_free(buf);
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             if (ret) {
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-                g_free(buf);
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                 bdrv_unref(extent_file);
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                 return ret;
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             }
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-- 
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2.1.0
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