diff --git a/plugins/xcp-metrics-plugin-bridge-v2/src/main.rs b/plugins/xcp-metrics-plugin-bridge-v2/src/main.rs
index 34b19b8..1575742 100644
--- a/plugins/xcp-metrics-plugin-bridge-v2/src/main.rs
+++ b/plugins/xcp-metrics-plugin-bridge-v2/src/main.rs
@@ -1,9 +1,4 @@
-use std::{
-    collections::HashMap,
-    ops::Deref,
-    path::{Path, PathBuf},
-    time::Duration,
-};
+use std::{collections::HashMap, path::PathBuf, time::Duration};
 
 use clap::{command, Parser};
 use tokio::time;
diff --git a/plugins/xcp-metrics-plugin-common/src/plugin.rs b/plugins/xcp-metrics-plugin-common/src/plugin.rs
index 2e0a7cd..e182d5c 100644
--- a/plugins/xcp-metrics-plugin-common/src/plugin.rs
+++ b/plugins/xcp-metrics-plugin-common/src/plugin.rs
@@ -48,7 +48,7 @@ pub async fn run_hybrid(
             .starts_with("rrdp-")
     {
         tracing::info!("Program name starts with rrdp-*, use xcp-rrdd and protocol-v2 by default.");
-        target_daemon_path = Some(&Path::new(&XCP_RRDD_PATH));
+        target_daemon_path = Some(Path::new(&XCP_RRDD_PATH));
         version = Some(2);
     }
 
diff --git a/plugins/xcp-metrics-plugin-common/src/protocol_v2.rs b/plugins/xcp-metrics-plugin-common/src/protocol_v2.rs
index c2fbcbd..8bf07ff 100644
--- a/plugins/xcp-metrics-plugin-common/src/protocol_v2.rs
+++ b/plugins/xcp-metrics-plugin-common/src/protocol_v2.rs
@@ -38,7 +38,7 @@ impl RrddPlugin {
             header,
             metrics_path: Path::new(METRICS_SHM_PATH).join(uid),
             target_daemon_path: target_daemon_path
-                .unwrap_or(&Path::new(DEFAULT_DAEMON))
+                .unwrap_or(Path::new(DEFAULT_DAEMON))
                 .to_path_buf(),
         };
 
diff --git a/plugins/xcp-metrics-plugin-common/src/protocol_v3/mod.rs b/plugins/xcp-metrics-plugin-common/src/protocol_v3/mod.rs
index 2f8a13e..1e5f13d 100644
--- a/plugins/xcp-metrics-plugin-common/src/protocol_v3/mod.rs
+++ b/plugins/xcp-metrics-plugin-common/src/protocol_v3/mod.rs
@@ -30,7 +30,7 @@ impl MetricsPlugin {
             uid: uid.into(),
             metrics_path: Path::new(METRICS_SHM_PATH).join(uid),
             target_daemon_path: target_daemon_path
-                .unwrap_or(&Path::new(&DEFAULT_DAEMON))
+                .unwrap_or(Path::new(&DEFAULT_DAEMON))
                 .to_path_buf(),
         };
 
diff --git a/plugins/xcp-metrics-plugin-common/src/xenstore/mock.rs b/plugins/xcp-metrics-plugin-common/src/xenstore/mock.rs
index bc74f7f..6b77b56 100644
--- a/plugins/xcp-metrics-plugin-common/src/xenstore/mock.rs
+++ b/plugins/xcp-metrics-plugin-common/src/xenstore/mock.rs
@@ -206,7 +206,6 @@ fn test_watch() {
 }
 
 #[test]
-#[cfg(features = "xenstore-write")]
 fn test_subdirectories() {
     let xs = MockXs::default();
 
diff --git a/xapi-rs/src/rpc/message.rs b/xapi-rs/src/rpc/message.rs
index 1641553..d8439c3 100644
--- a/xapi-rs/src/rpc/message.rs
+++ b/xapi-rs/src/rpc/message.rs
@@ -102,10 +102,12 @@ impl RpcRequest {
 
     /// Write the serialized [RpcRequest] to `writer`.
     pub fn write<W: Write>(&self, writer: &mut W) -> anyhow::Result<()> {
-        Ok(match self {
+        match self {
             RpcRequest::XmlRpc(method) => write_xml(writer, method)?,
             RpcRequest::JsonRpc(request) => serde_json::to_writer(writer, request)?,
-        })
+        }
+
+        Ok(())
     }
 
     /// Parse a [RpcRequest] from a http request (either XML-RPC or JSON-RPC).
diff --git a/xcp-metrics/src/main.rs b/xcp-metrics/src/main.rs
index af10bfa..798832f 100644
--- a/xcp-metrics/src/main.rs
+++ b/xcp-metrics/src/main.rs
@@ -73,7 +73,7 @@ async fn check_unix_socket(socket_path: &Path) -> anyhow::Result<bool> {
                     socket = socket_path.to_str(),
                     "Unlinking inactive XAPI socket"
                 );
-                fs::remove_file(&socket_path)?;
+                fs::remove_file(socket_path)?;
                 Ok(false)
             } else {
                 tracing::error!(
@@ -129,12 +129,12 @@ async fn main() {
 
     let forwarded_path = format!("{}.forwarded", daemon_path.to_string_lossy());
 
-    if check_unix_socket(&Path::new(&daemon_path)).await.unwrap() {
+    if check_unix_socket(Path::new(&daemon_path)).await.unwrap() {
         tracing::error!("Unable to start: xcp-metrics socket is active");
         panic!("Unable to start: is xcp-metrics already running ?");
     }
 
-    if check_unix_socket(&Path::new(&forwarded_path))
+    if check_unix_socket(Path::new(&forwarded_path))
         .await
         .unwrap()
     {
diff --git a/xcp-metrics/src/publishers/rrdd/mod.rs b/xcp-metrics/src/publishers/rrdd/mod.rs
index 78ec8e0..6ddb614 100644
--- a/xcp-metrics/src/publishers/rrdd/mod.rs
+++ b/xcp-metrics/src/publishers/rrdd/mod.rs
@@ -36,7 +36,7 @@ pub struct RrdXportParameters {
 }
 
 #[derive(Copy, Clone)]
-pub(self) enum Granuality {
+enum Granuality {
     FiveSeconds,
     Minute,
     Hour,