Fix a clippy warning

Signed-off-by: Yuki Okushi <[email protected]>

Author: JohnTitor

src/socket.rs

@@ -1445,7 +1445,7 @@ impl Socket {
         target_os = "solaris",
     )))]
     pub fn set_recv_tos(&self, recv_tos: bool) -> io::Result<()> {
-        let recv_tos = if recv_tos { 1 } else { 0 };
+        let recv_tos = i32::from(recv_tos);
 
         unsafe {
             setsockopt(

tests/socket.rs

@@ -1043,7 +1043,7 @@ fn cpu_affinity() {
 
     // NOTE: This requires at least 2 CPU cores.
     let cpu = socket.cpu_affinity().unwrap();
-    let want = if cpu == 0 { 1 } else { 0 };
+    let want = usize::from(cpu == 0);
 
     socket.set_cpu_affinity(want).unwrap();
     assert_eq!(socket.cpu_affinity().unwrap(), want);