Fix warning

src/devices/mod.rs

@@ -259,8 +259,7 @@ pub trait Device {
         ];
 
         let mut responded = false;
-        for packet in packets {
-            if let Some(packet) = packet {
+        for packet in packets.into_iter().flatten() {
             self.get_device_state().hid_device.write(&packet)?;
             if let Some(event) = self.wait_for_updates(Duration::from_secs(1)) {
                 self.get_device_state_mut().update_self_with_event(&event);
@@ -270,7 +269,6 @@ pub trait Device {
                 break;
             }
         }
-        }
 
         if responded {
             Ok(())