From 772505aa249b712586bec6d71a7a26d2bc0efd3c Mon Sep 17 00:00:00 2001
From: Hushan Jia <hushan.jia@gmail.com>
Date: Mon, 6 Jun 2016 02:17:44 +0800
Subject: [PATCH] cleanup ps.go

The code is called in both cases so remove the duplicate one.

Signed-off-by: Hushan Jia <hushan.jia@gmail.com>
---
 ps.go | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)

diff --git a/ps.go b/ps.go
index 0b6ed167..87458f3d 100644
--- a/ps.go
+++ b/ps.go
@@ -30,11 +30,12 @@ var psCommand = cli.Command{
 			return err
 		}
 
+		pids, err := container.Processes()
+		if err != nil {
+			return err
+		}
+
 		if context.String("format") == "json" {
-			pids, err := container.Processes()
-			if err != nil {
-				return err
-			}
 			if err := json.NewEncoder(os.Stdout).Encode(pids); err != nil {
 				return err
 			}
@@ -57,10 +58,6 @@ var psCommand = cli.Command{
 			return err
 		}
 
-		pids, err := container.Processes()
-		if err != nil {
-			return err
-		}
 		fmt.Println(lines[0])
 		for _, line := range lines[1:] {
 			if len(line) == 0 {