exec: fix the issue of waitexec process

lifupan · lifupan · commit 335688f1c938 · 2018-07-11T10:33:04.000+08:00
Signed-off-by: fupan &lt;lifupan@gmail.com&gt;
diff --git a/daemon/pod/exec.go b/daemon/pod/exec.go
@@ -148,7 +148,7 @@ func (p *XPod) StartExec(stdin io.ReadCloser, stdout io.WriteCloser, containerId
 
 	go func(es *Exec) {
 		ret, err := p.sandbox.WaitProcess(containerId, es.Id)
-		if err == nil {
+		if err != nil {
 			es.Log(ERROR, "can not wait exec")
 			return
 		}

Original file line number	Diff line number	Diff line change
`@@ -148,7 +148,7 @@ func (p *XPod) StartExec(stdin io.ReadCloser, stdout io.WriteCloser, containerId`
`148`	`148`
`149`	`149`	`go func(es *Exec) {`
`150`	`150`	`ret, err := p.sandbox.WaitProcess(containerId, es.Id)`
`151`		`- if err == nil {`
	`151`	`+ if err != nil {`
`152`	`152`	`es.Log(ERROR, "can not wait exec")`
`153`	`153`	`return`
`154`	`154`	`}`