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Laine Stump
2e7298d718
network: fix crash when portgroup has no name
This resolves: https://bugzilla.redhat.com/show_bug.cgi?id=879473 The name attribute is required for portgroup elements (yes, the RNG specifies that), and there is code in libvirt that assumes it is non-null. Unfortunately, the portgroup parsing function wasn't checking for lack of portgroup. One adverse result of this was that attempts to update a network by adding a portgroup with no name would cause libvirtd to segfault. For example: virsh net-update default add portgroup "<portgroup default='yes'/>" This patch causes virNetworkPortGroupParseXML to fail if no name is specified, thus avoiding any later problems. (cherry picked from commit 012d69dff1e031f8079a9952e886a31795e589b2)
LibVirt : simple API for virtualization Libvirt is a C toolkit to interact with the virtualization capabilities of recent versions of Linux (and other OSes). It is free software available under the GNU Lesser General Public License. Virtualization of the Linux Operating System means the ability to run multiple instances of Operating Systems concurrently on a single hardware system where the basic resources are driven by a Linux instance. The library aim at providing long term stable C API initially for the Xen paravirtualization but should be able to integrate other virtualization mechanisms if needed. Daniel Veillard <veillard@redhat.com>
Description
Libvirt provides a portable, long term stable C API for managing the
virtualization technologies provided by many operating systems. It
includes support for QEMU, KVM, Xen, LXC, bhyve, Virtuozzo, VMware
vCenter and ESX, VMware Desktop, Hyper-V, VirtualBox and the POWER
Hypervisor.
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