diff --git a/ostp-client/src/tunnel/process_lookup.rs b/ostp-client/src/tunnel/process_lookup.rs
index ed2e1ee..2ceb61e 100644
--- a/ostp-client/src/tunnel/process_lookup.rs
+++ b/ostp-client/src/tunnel/process_lookup.rs
@@ -126,7 +126,6 @@ pub fn get_process_name_from_port(port: u16) -> Option<String> {
     use std::fs;
     use std::io::{BufRead, BufReader};
 
-    let mut target_inode = None;
     let hex_port = format!("{:04X}", port);
 
     let check_net_file = |path: &str| -> Option<u64> {
@@ -146,7 +145,7 @@ pub fn get_process_name_from_port(port: u16) -> Option<String> {
         None
     };
 
-    target_inode = check_net_file("/proc/net/tcp")
+    let target_inode = check_net_file("/proc/net/tcp")
         .or_else(|| check_net_file("/proc/net/tcp6"))
         .or_else(|| check_net_file("/proc/net/udp"))
         .or_else(|| check_net_file("/proc/net/udp6"));
diff --git a/ostp-client/src/tunnel/udp_nat.rs b/ostp-client/src/tunnel/udp_nat.rs
index 62ca043..13a6406 100644
--- a/ostp-client/src/tunnel/udp_nat.rs
+++ b/ostp-client/src/tunnel/udp_nat.rs
@@ -134,7 +134,7 @@ async fn start_udp_bypass_session(
     }
     
     #[cfg(target_os = "linux")]
-    if let Some(ref name) = phys_if_name {
+    if let Some(ref name) = _phys_if_name {
         let _ = crate::tunnel::proxy::bind_socket_to_interface(&socket, name);
     }