manifest.go:remove the size of the layers of judgment

zhouhao · zhouhao · commit 0bd95b9e88ad · 2017-02-01T09:45:28.000+08:00
Signed-off-by: zhouhao &lt;zhouhao@cn.fujitsu.com&gt;
diff --git a/image/manifest.go b/image/manifest.go
@@ -59,10 +59,6 @@ func findManifest(w walker, d *descriptor) (*manifest, error) {
 			return err
 		}
 
-		if len(m.Layers) == 0 {
-			return fmt.Errorf("%s: no layers found", path)
-		}
-
 		return errEOW
 	}); err {
 	case nil:
