cmd/ctr: fix export command

Iceber · Iceber · commit 231bbdc37950 · 2021-03-15T13:22:56.000+08:00
Signed-off-by: Iceber Gu &lt;wei.cai-nat@daocloud.io&gt;
diff --git a/cmd/ctr/commands/images/export.go b/cmd/ctr/commands/images/export.go
@@ -111,7 +111,7 @@ When '--all-platforms' is given all images in a manifest list must be available.
 		} else {
 			w, err = os.Create(out)
 			if err != nil {
-				return nil
+				return err
 			}
 		}
 		defer w.Close()

Original file line number	Diff line number	Diff line change
`@@ -111,7 +111,7 @@ When '--all-platforms' is given all images in a manifest list must be available.`
`111`	`111`	`} else {`
`112`	`112`	`w, err = os.Create(out)`
`113`	`113`	`if err != nil {`
`114`		`- return nil`
	`114`	`+ return err`
`115`	`115`	`}`
`116`	`116`	`}`
`117`	`117`	`defer w.Close()`