forked from pool/libvirt
b625df8512
- Update to libvirt 1.2.13
- qemu: improved support for host and guest NUMA
- Many incremental improvements and bug fixes, see
http://libvirt.org/news.html
OBS-URL: https://build.opensuse.org/request/show/288564
OBS-URL: https://build.opensuse.org/package/show/Virtualization/libvirt?expand=0&rev=439
34 lines
1.2 KiB
Diff
34 lines
1.2 KiB
Diff
From 475b272c126d53f3985860422dc96b01b470423e Mon Sep 17 00:00:00 2001
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From: Chunyan Liu <cyliu@suse.com>
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Date: Tue, 29 Jul 2014 17:31:28 +0800
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Subject: [PATCH] blockcopy: check dst = identical device
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Check whether dst is the same device as source, if yes, report
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error and exit.
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Signed-off-by: Chunyan Liu <cyliu@suse.com>
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---
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src/qemu/qemu_driver.c | 7 +++++++
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1 file changed, 7 insertions(+)
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Index: libvirt-1.2.13/src/qemu/qemu_driver.c
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===================================================================
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--- libvirt-1.2.13.orig/src/qemu/qemu_driver.c
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+++ libvirt-1.2.13/src/qemu/qemu_driver.c
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@@ -16129,6 +16129,15 @@ qemuDomainBlockCopyCommon(virDomainObjPt
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virReportError(VIR_ERR_ARGUMENT_UNSUPPORTED, "%s",
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_("non-file destination not supported yet"));
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}
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+
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+ if (STREQ_NULLABLE(realpath(disk->src->path, NULL),
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+ realpath(mirror->path, NULL))) {
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+ virReportError(VIR_ERR_INVALID_ARG,
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+ _("destination '%s' is the same as disk '%s' source"),
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+ mirror->path, path);
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+ goto endjob;
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+ }
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+
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if (stat(mirror->path, &st) < 0) {
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if (errno != ENOENT) {
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virReportSystemError(errno, _("unable to stat for disk %s: %s"),
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