Avoid panicing if cmd.Start() from container.createCmd() failed (containerd#305)

mlaventure · crosbymichael · commit 526a861988e2 · 2016-08-26T10:56:18.000-07:00
Signed-off-by: Kenfe-Mickael Laventure &lt;mickael.laventure@gmail.com&gt;
diff --git a/runtime/process.go b/runtime/process.go
@@ -297,7 +297,9 @@ func (p *process) Start() error {
 			}
 		case <-p.cmdDoneCh:
 			if !p.cmdSuccess {
-				cmd.Process.Kill()
+				if cmd.Process != nil {
+					cmd.Process.Kill()
+				}
 				cmd.Wait()
 				return ErrShimExited
 			}
