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From 148ee94fdde4b4b6a78ff2a734a2bc9105a81166 Mon Sep 17 00:00:00 2001
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Message-Id: <148ee94fdde4b4b6a78ff2a734a2bc9105a81166@dist-git>
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From: Peter Krempa <pkrempa@redhat.com>
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Date: Tue, 23 Jun 2020 12:24:07 +0200
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Subject: [PATCH] qemuBackupBegin: Don't leak 'def' on early failures
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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The cleanup path expects that 'def' is assigned to 'priv->backup', but
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that's not the case for early failures. Add a check to stop overwriting
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of 'def' so that it can be freed.
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Signed-off-by: Peter Krempa <pkrempa@redhat.com>
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Reviewed-by: Ján Tomko <jtomko@redhat.com>
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(cherry picked from commit b5212365b640fceb7116dca30518b42bf6ab42df)
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https://bugzilla.redhat.com/show_bug.cgi?id=1804593
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Message-Id: <18f55f981e9a6eba7266424fb0f244a2c7102508.1592906423.git.pkrempa@redhat.com>
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Reviewed-by: Ján Tomko <jtomko@redhat.com>
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---
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src/qemu/qemu_backup.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/qemu/qemu_backup.c b/src/qemu/qemu_backup.c
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index 67d646f477..c207d3b7d0 100644
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--- a/src/qemu/qemu_backup.c
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+++ b/src/qemu/qemu_backup.c
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@@ -803,7 +803,7 @@ qemuBackupBegin(virDomainObjPtr vm,
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ignore_value(qemuDomainObjExitMonitor(priv->driver, vm));
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}
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- if (ret < 0 && !job_started)
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+ if (ret < 0 && !job_started && priv->backup)
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def = g_steal_pointer(&priv->backup);
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if (ret == 0)
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--
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2.27.0
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