vrrp: fmt and clippy

Signed-off-by: Paul Wekesa <paul1tw1@gmail.com>

holo-vrrp/src/instance.rs

@@ -8,12 +8,9 @@ use std::net::Ipv4Addr;
 use std::time::Duration;
 
 use chrono::{DateTime, Utc};
-use holo_utils::ibus::IbusSender;
 use holo_utils::task::{IntervalTask, TimeoutTask};
-use ipnetwork::IpNetwork;
 
 use crate::northbound::configuration::InstanceCfg;
-use crate::southbound;
 
 #[derive(Debug)]
 pub struct Instance {

holo-vrrp/src/northbound/configuration.rs

@@ -7,7 +7,6 @@
 #![allow(clippy::derivable_impls)]
 
 use std::collections::BTreeSet;
-use std::net::Ipv4Addr;
 use std::sync::LazyLock as Lazy;
 
 use async_trait::async_trait;
@@ -132,10 +131,10 @@ fn load_callbacks() -> Callbacks<Interface> {
             let addr = IpNetwork::V4(addr);
             let _ = &interface.delete_instance_virtual_address(vrid, addr);
         })
-        .lookup(|interface, list_entry, dnode| {
+        .lookup(|_interface, list_entry, dnode| {
             let vrid = list_entry.into_vrid().unwrap();
             let addr = dnode.get_prefix4_relative("ipv4-address").unwrap();
-            return ListEntry::VirtualIpv4Addr(vrid, addr)  
+            ListEntry::VirtualIpv4Addr(vrid, addr)
         })
         .build()
 }

holo-vrrp/src/southbound.rs

@@ -9,7 +9,7 @@ use holo_utils::southbound::{
     AddressMsg, InterfaceIpAddRequestMsg, InterfaceIpDeleteRequestMsg,
     InterfaceUpdateMsg, MacvlanCreateMsg,
 };
-use ipnetwork::{IpNetwork, Ipv4Network};
+use ipnetwork::IpNetwork;
 
 use crate::interface::Interface;
 
@@ -66,7 +66,7 @@ pub(crate) fn process_addr_add(iface: &mut Interface, msg: AddressMsg) {
 
         if mvlan_iface.name == name {
             if let IpNetwork::V4(addr) = msg.addr {
-                instance.config.virtual_addresses.insert(addr.clone());
+                instance.config.virtual_addresses.insert(addr);
                 mvlan_iface.system.addresses.insert(addr);
             }
         }