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libvirt/blockcopy-check-dst-identical-device.patch
James Fehlig 14c21278a9 Accepting request 476767 from home:jfehlig:branches:Virtualization
- Update to libvirt 3.1.0
  - Modularize storage driver by splitting it into backend-specific
    subpackages
  - CVE-2017-2635, bsc#1027075
  - Many incremental improvements and bug fixes, see
    http://libvirt.org/news.html
  - Dropped patches:
    b018ada3-shunloadtest-build-fix.patch,
    f86a7a83-libxl-dom0-balloon-fix.patch,
    6e4759d0-libxl-timer-fix.patch,
    87df87e0-libxl-timer-tsc-emulate.patch,
    b4386fda-xenconfig-timer-fix.patch,
    d3970925-timer-tests.patch,
    321a28c6-libxl-default-disk-format.patch,
    bd116810-libxl-fix-disk-detach.patch,
    ff225538-libxl-autoballoon-setting.patch,
    c89a6e78-libxl-physinfo-cleanup.patch,
    d2b77608-libxl-maxmem-fix.patch,
    79692c38-libxl-dom0-maxmem.patch,
    4ab0c959-libxl-mem-leak.patch,
    2dc1cf19-libxl-double-free.patch,
    apparmor-errormsg-fix.patch,
    apparmor-alt-seclabel.patch,
    qemu-disable-namespaces.patch

OBS-URL: https://build.opensuse.org/request/show/476767
OBS-URL: https://build.opensuse.org/package/show/Virtualization/libvirt?expand=0&rev=588
2017-03-03 15:02:55 +00:00

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1.2 KiB
Diff

From 475b272c126d53f3985860422dc96b01b470423e Mon Sep 17 00:00:00 2001
From: Chunyan Liu <cyliu@suse.com>
Date: Tue, 29 Jul 2014 17:31:28 +0800
Subject: [PATCH] blockcopy: check dst = identical device
Check whether dst is the same device as source, if yes, report
error and exit.
Signed-off-by: Chunyan Liu <cyliu@suse.com>
---
src/qemu/qemu_driver.c | 7 +++++++
1 file changed, 7 insertions(+)
Index: libvirt-3.1.0/src/qemu/qemu_driver.c
===================================================================
--- libvirt-3.1.0.orig/src/qemu/qemu_driver.c
+++ libvirt-3.1.0/src/qemu/qemu_driver.c
@@ -16523,6 +16523,15 @@ qemuDomainBlockCopyCommon(virDomainObjPt
_("non-file destination not supported yet"));
goto endjob;
}
+
+ if (STREQ_NULLABLE(realpath(disk->src->path, NULL),
+ realpath(mirror->path, NULL))) {
+ virReportError(VIR_ERR_INVALID_ARG,
+ _("destination '%s' is the same as disk '%s' source"),
+ mirror->path, path);
+ goto endjob;
+ }
+
if (stat(mirror->path, &st) < 0) {
if (errno != ENOENT) {
virReportSystemError(errno, _("unable to stat for disk %s: %s"),