NotifyResult doesnt return error field if success

cmd/statusd/library.go

@@ -378,15 +378,13 @@ func makeJSONResponse(err error) *C.char {
 func Notify(token *C.char) *C.char {
 	err := statusAPI.Notify(C.GoString(token))
 
-	res := true
 	errString := ""
 	if err != nil {
-		res = false
 		errString = err.Error()
 	}
 
 	out := common.NotifyResult{
-		Status: res,
+		Status: err == nil,
 		Error:  errString,
 	}
 

geth/common/types.go

@@ -398,7 +398,7 @@ type TestConfig struct {
 // NotifyResult is a JSON returned from notify message
 type NotifyResult struct {
 	Status bool   `json:"status"`
-	Error  string `json:"error"`
+	Error  string `json:"error,omitempty"`
 }
 
 // LoadTestConfig loads test configuration values from disk