make linter happy

p2p/switch_test.go

@@ -91,8 +91,8 @@ func MakeSwitchPair(t testing.TB, initSwitch func(int, *Switch) *Switch) (*Switc
 
 func initSwitchFunc(i int, sw *Switch) *Switch {
 	sw.SetAddrBook(&addrBookMock{
-		addrs:    make(map[string]struct{}, 0),
-		ourAddrs: make(map[string]struct{}, 0)})
+		addrs:    make(map[string]struct{}),
+		ourAddrs: make(map[string]struct{})})
 
 	// Make two reactors of two channels each
 	sw.AddReactor("foo", NewTestReactor([]*conn.ChannelDescriptor{