From b0a859aff41ce5ff7b203528cdfa4693f0907bb9 Mon Sep 17 00:00:00 2001
From: Andy Pan <panjf2000@gmail.com>
Date: Mon, 3 Dec 2018 11:23:25 +0800
Subject: [PATCH] optimize example code

---
 examples/main.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/examples/main.go b/examples/main.go
index 521172c..be8dfc3 100644
--- a/examples/main.go
+++ b/examples/main.go
@@ -33,14 +33,14 @@ import (
 
 var sum int32
 
-func myFunc(i interface{}) error {
+func myFunc(i interface{}) {
 	n := i.(int32)
 	atomic.AddInt32(&sum, n)
 	fmt.Printf("run with %d\n", n)
 	return nil
 }
 
-func demoFunc() error {
+func demoFunc() {
 	time.Sleep(10 * time.Millisecond)
 	fmt.Println("Hello World!")
 	return nil