From c9769ee9661b24f8f0871b449539cbae92b20f4b Mon Sep 17 00:00:00 2001
From: Guohua Ouyang <gouyang@redhat.com>
Date: Wed, 22 Jul 2015 09:01:19 +0800
Subject: [PATCH] etcdmain: Don't print flags when flag parse error

At present it prints the whole usage and flags, which cause the exact
error message is hidden two screens above.

Fixes #3141

Signed-off-by: Guohua Ouyang <gouyang@redhat.com>
---
 etcdmain/config.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/etcdmain/config.go b/etcdmain/config.go
index aacc45033..e1cd17f32 100644
--- a/etcdmain/config.go
+++ b/etcdmain/config.go
@@ -137,7 +137,6 @@ func NewConfig() *config {
 	fs := cfg.FlagSet
 	fs.Usage = func() {
 		fmt.Println(usageline)
-		fmt.Println(flagsline)
 	}
 
 	// member
@@ -225,6 +224,7 @@ func (cfg *config) Parse(arguments []string) error {
 	switch perr {
 	case nil:
 	case flag.ErrHelp:
+		fmt.Println(flagsline)
 		os.Exit(0)
 	default:
 		os.Exit(2)