fix panic: sync: negative WaitGroup counter

2b00b7d6 · huwenbo · 3d9286f0 · 2b00b7d6
Commit 2b00b7d6 authored Jun 13, 2017 by huwenbo
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conn.go grace/conn.go +1 -1

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--- a/grace/conn.go
+++ b/grace/conn.go
@@ -13,7 +13,7 @@ type graceConn struct {
 	closed bool
 }

-func (c graceConn) Close() (err error) {
+func (c *graceConn) Close() (err error) {
 	defer func() {
 		if r := recover(); r != nil {
 			switch x := r.(type) {