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From 54b47c1f5bf860e2fadeb17a954a109aafd62067 Mon Sep 17 00:00:00 2001
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Message-Id: <54b47c1f5bf860e2fadeb17a954a109aafd62067@dist-git>
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From: Peter Krempa <pkrempa@redhat.com>
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Date: Thu, 26 Mar 2020 18:25:12 +0100
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Subject: [PATCH] qemuBackupBegin: Fix monitor access when rolling back due to
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failure
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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 code attempting to clean up after a failed pull mode backup job
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wrongly entered monitor but didn't clean up nor exit monitor due to a
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logic bug. Fix the condition.
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Introduced in a1521f84a53
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https://bugzilla.redhat.com/show_bug.cgi?id=1817327
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Signed-off-by: Peter Krempa <pkrempa@redhat.com>
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Reviewed-by: Eric Blake <eblake@redhat.com>
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(cherry picked from commit e060b0624d1b78438b759cc5a25da87b28c9736c)
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Message-Id: <95ad49e5316e5f9dd992e463bc7536e3046140d4.1585243469.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 8b66ee8d1f..9a056fa407 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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@@ -894,7 +894,7 @@ qemuBackupBegin(virDomainObjPtr vm,
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qemuCheckpointRollbackMetadata(vm, chk);
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if (!job_started && nbd_running &&
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- qemuDomainObjEnterMonitorAsync(priv->driver, vm, QEMU_ASYNC_JOB_BACKUP) < 0) {
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+ qemuDomainObjEnterMonitorAsync(priv->driver, vm, QEMU_ASYNC_JOB_BACKUP) == 0) {
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ignore_value(qemuMonitorNBDServerStop(priv->mon));
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ignore_value(qemuDomainObjExitMonitor(priv->driver, vm));
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}
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--
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2.26.0
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