Some linting fixes

noise.go

@@ -113,6 +113,7 @@ func (h *Headscale) getNoiseConnection(
 	if err != nil {
 		log.Error().Caller().Err(err).Msgf("Hijack failed")
 		http.Error(writer, "HTTP does not support general TCP support", http.StatusInternalServerError)
+
 		return nil, errCannotHijack
 	}
 	if err := conn.Flush(); err != nil {
@@ -123,12 +124,12 @@ func (h *Headscale) getNoiseConnection(
 
 	netConn = netutil.NewDrainBufConn(netConn, conn.Reader)
 
-	nc, err := controlbase.Server(req.Context(), netConn, *h.noisePrivateKey, init)
+	noiseConn, err := controlbase.Server(req.Context(), netConn, *h.noisePrivateKey, init)
 	if err != nil {
 		netConn.Close()
 
 		return nil, errNoiseHandshakeFailed
 	}
 
-	return nc, nil
+	return noiseConn, nil
 }

noise_api.go

@@ -22,6 +22,7 @@ func (h *Headscale) NoiseRegistrationHandler(
 	log.Trace().Caller().Msgf("Noise registration handler for client %s", req.RemoteAddr)
 	if req.Method != http.MethodPost {
 		http.Error(writer, "Wrong method", http.StatusMethodNotAllowed)
+
 		return
 	}
 	body, _ := io.ReadAll(req.Body)
@@ -296,8 +297,8 @@ func (h *Headscale) handleNoiseAuthKey(
 }
 
 func (h *Headscale) handleNoiseNodeValidRegistration(
-	w http.ResponseWriter,
-	r *http.Request,
+	writer http.ResponseWriter,
+	req *http.Request,
 	machine Machine,
 ) {
 	resp := tailcfg.RegisterResponse{}
@@ -314,9 +315,9 @@ func (h *Headscale) handleNoiseNodeValidRegistration(
 
 	machineRegistrations.WithLabelValues("update", "web", "success", machine.Namespace.Name).
 		Inc()
-	w.Header().Set("Content-Type", "application/json")
-	w.WriteHeader(http.StatusOK)
-	json.NewEncoder(w).Encode(resp)
+	writer.Header().Set("Content-Type", "application/json")
+	writer.WriteHeader(http.StatusOK)
+	json.NewEncoder(writer).Encode(resp)
 }
 
 func (h *Headscale) handleNoiseMachineRegistrationNew(