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From 828438e201b9d4bd4d9ff74eb9a99ceb2c54f1ed Mon Sep 17 00:00:00 2001
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Message-Id: <828438e201b9d4bd4d9ff74eb9a99ceb2c54f1ed@dist-git>
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From: Michal Privoznik <mprivozn@redhat.com>
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Date: Thu, 18 Apr 2019 18:43:12 +0200
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Subject: [PATCH] qemu_hotplug: Check for duplicate drive addresses
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https://bugzilla.redhat.com/show_bug.cgi?id=1692296
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This tries to fix the same problem as f1d65853000 but it's doing
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so in a less invasive way.
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Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
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Tested-by: Daniel Henrique Barboza <danielhb413@gmail.com>
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Reviewed-by: Jim Fehlig <jfehlig@suse.com>
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(cherry picked from commit ddc72f99027b063feaf34e5fda89916b6b2c8943)
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Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
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Message-Id: <c7abbafab1f5a60724adb4b3093034835c85e14b.1555605741.git.mprivozn@redhat.com>
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Reviewed-by: Jiri Denemark <jdenemar@redhat.com>
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---
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src/qemu/qemu_hotplug.c | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c
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index 103d3e59a7..7ad8007a3a 100644
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--- a/src/qemu/qemu_hotplug.c
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+++ b/src/qemu/qemu_hotplug.c
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@@ -651,6 +651,12 @@ qemuDomainAttachSCSIDisk(virQEMUDriverPtr driver,
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return -1;
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}
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+ if (virDomainSCSIDriveAddressIsUsed(vm->def, &disk->info.addr.drive)) {
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+ virReportError(VIR_ERR_OPERATION_INVALID, "%s",
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+ _("Domain already contains a disk with that address"));
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+ return -1;
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+ }
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+
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/* Let's make sure the disk has a controller defined and loaded before
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* trying to add it. The controller used by the disk must exist before a
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* qemu command line string is generated.
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--
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2.21.0
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