set_netdev_labels() { local dir local label local netdev for dir in /sys/class/net/*; do [ -r "$dir/of_node/label" ] || continue label="$(cat "$dir/of_node/label")" netdev="$(basename $dir)" [ "$netdev" = "$label" ] && continue ip link set "$netdev" name "$label" done } boot_hook_add preinit_main set_netdev_labels