Udev may change the name of network interfaces if persistent interface
naming is used. It is important to recognise this since udev may re-use
the old name for a different interface.
If we receive an RTM_NEWLINK message for an existing interface, check if
the name has been updated.
Signed-off-by: Samuel Mendoza-Jonas <sam.mj@au1.ibm.com>
add_interface(network, interface);
}
add_interface(network, interface);
}
+ /* A repeated RTM_NEWLINK can represent an interface name change */
+ if (strncmp(interface->name, ifname, IFNAMSIZ)) {
+ pb_debug("ifname update: %s -> %s\n", interface->name, ifname);
+ strncpy(interface->name, ifname, sizeof(interface->name) - 1);
+ talloc_free(interface->dev->device->id);
+ interface->dev->device->id =
+ talloc_strdup(interface->dev->device, ifname);
+ }
+
/* notify the sysinfo code about changes to this interface */
if (strcmp(interface->name, "lo"))
system_info_register_interface(
/* notify the sysinfo code about changes to this interface */
if (strcmp(interface->name, "lo"))
system_info_register_interface(