diff options
| -rw-r--r-- | src/udev/udev-builtin-net_id.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/udev/udev-builtin-net_id.c b/src/udev/udev-builtin-net_id.c index 6e7e1271fb..589f1f7822 100644 --- a/src/udev/udev-builtin-net_id.c +++ b/src/udev/udev-builtin-net_id.c @@ -280,8 +280,16 @@ static int names_pci(struct udev_device *dev, struct netnames *names) { assert(names); parent = udev_device_get_parent(dev); + + /* there can only ever be one virtio bus per parent device, so we can + safely ignore any virtio buses. see + <http://lists.linuxfoundation.org/pipermail/virtualization/2015-August/030331.html> */ + while (parent && streq_ptr("virtio", udev_device_get_subsystem(parent))) + parent = udev_device_get_parent(parent); + if (!parent) return -ENOENT; + /* check if our direct parent is a PCI device with no other bus in-between */ if (streq_ptr("pci", udev_device_get_subsystem(parent))) { names->type = NET_PCI; |