clippy warnings

actix-utils/src/inflight.rs

@@ -61,9 +61,9 @@ where
     fn poll_ready(&mut self) -> Poll<(), Self::Error> {
         if !self.count.available() {
             log::trace!("InFlight limit exceeded");
-            return Ok(Async::NotReady);
+            Ok(Async::NotReady)
         } else {
-            return Ok(Async::Ready(()));
+            Ok(Async::Ready(()))
         }
     }
 

actix-utils/src/keepalive.rs

@@ -112,7 +112,7 @@ where
                 }
             }
             Ok(Async::NotReady) => Ok(Async::Ready(())),
-            Err(_) => panic!(),
+            Err(_e) => panic!(),
         }
     }
 

actix-utils/src/order.rs

@@ -115,6 +115,18 @@ where
     }
 }
 
+impl<S> Default for InOrderService<S>
+where
+    S: Service,
+    S::Response: 'static,
+    S::Future: 'static,
+    S::Error: 'static,
+{
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 impl<S> Transform<S> for InOrderService<S>
 where
     S: Service,

actix-utils/src/time.rs

@@ -133,7 +133,7 @@ impl SystemTimeService {
     /// Get current time. This function has to be called from
     /// future's poll method, otherwise it panics.
     pub fn now(&self) -> time::SystemTime {
-        let cur = self.0.get_ref().current.clone();
+        let cur = self.0.get_ref().current;
         if let Some(cur) = cur {
             cur
         } else {