Shorthand for empty channels

device.go

@@ -293,7 +293,7 @@ func NewDevice(tun TUNDevice, logger *Logger) *Device {
 
 	// prepare signals
 
-	device.signals.stop = make(chan struct{}, 0)
+	device.signals.stop = make(chan struct{})
 
 	// prepare net
 

tun_darwin.go

@@ -117,7 +117,7 @@ func CreateTUNFromFile(file *os.File) (TUNDevice, error) {
 		mtu:                     1500,
 		events:                  make(chan TUNEvent, 10),
 		errors:                  make(chan error, 1),
-		statusListenersShutdown: make(chan struct{}, 0),
+		statusListenersShutdown: make(chan struct{}),
 	}
 
 	_, err := tun.Name()

tun_linux.go

@@ -399,7 +399,7 @@ func CreateTUNFromFile(fd *os.File) (TUNDevice, error) {
 		fd:                      fd,
 		events:                  make(chan TUNEvent, 5),
 		errors:                  make(chan error, 5),
-		statusListenersShutdown: make(chan struct{}, 0),
+		statusListenersShutdown: make(chan struct{}),
 		nopi: false,
 	}
 	var err error