From 153731a6de123b98250cbf9e5adbc8d0d950c10a Mon Sep 17 00:00:00 2001
From: Ian Lance Taylor <iant@golang.org>
Date: Thu, 8 Nov 2012 09:08:33 -0800
Subject: [PATCH] go.crypto/ssh/test: don't kill process if it was never
 started

This case arises if s.cmd.Start fails when called by
server.Dial.

R=golang-dev, dave
CC=golang-dev
https://golang.org/cl/6821097
---
 ssh/test/test_unix_test.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/ssh/test/test_unix_test.go b/ssh/test/test_unix_test.go
index 9df54ba..ad10408 100644
--- a/ssh/test/test_unix_test.go
+++ b/ssh/test/test_unix_test.go
@@ -193,8 +193,10 @@ func (s *server) Dial(config *ssh.ClientConfig) *ssh.ClientConn {
 }
 
 func (s *server) Shutdown() {
-	if err := s.cmd.Process.Kill(); err != nil {
-		s.t.Error(err)
+	if s.cmd.Process != nil {
+		if err := s.cmd.Process.Kill(); err != nil {
+			s.t.Error(err)
+		}
 	}
 	if s.t.Failed() {
 		// log any output from sshd process