libvirt/blockcopy-check-dst-identical-device.patch
James Fehlig 7012e84cf0 Accepting request 342482 from home:jfehlig:branches:Virtualization
- Detect path of qemu-bridge-helper during %configure
  - add qemu-tools as BuildRequires for suse_version > 1130
  - add upstream patch 703ec1b7-qemu-bridge-helper-fix.patch

- Update to libvirt 1.2.21
  - Many incremental improvements and bug fixes, see
    http://libvirt.org/news.html
  - Dropped patches:
    disable-virCgroupGetPercpuStats-test.patch

- spec: some minor wireshark fixups. Essentially a backport of
  commit 7c8250d7.

OBS-URL: https://build.opensuse.org/request/show/342482
OBS-URL: https://build.opensuse.org/package/show/Virtualization/libvirt?expand=0&rev=497
2015-11-05 00:23:08 +00:00

34 lines
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-1.2.21/src/qemu/qemu_driver.c
===================================================================
--- libvirt-1.2.21.orig/src/qemu/qemu_driver.c
+++ libvirt-1.2.21/src/qemu/qemu_driver.c
@@ -16720,6 +16720,15 @@ 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"),