Improve the error print of image inspect

Signed-off-by: Yanqiang Miao <miao.yanqiang@zte.com.cn>
Upstream-commit: cc9ed0a31b0656c58ad7953f2c54d46258380443
Component: engine

components/engine/daemon/image_inspect.go

@@ -1,12 +1,12 @@
 package daemon
 
 import (
-	"fmt"
 	"time"
 
 	"github.com/docker/docker/api/types"
 	"github.com/docker/docker/layer"
 	"github.com/docker/docker/reference"
+	"github.com/pkg/errors"
 )
 
 // LookupImage looks up an image by name and returns it as an ImageInspect
@@ -14,7 +14,7 @@ import (
 func (daemon *Daemon) LookupImage(name string) (*types.ImageInspect, error) {
 	img, err := daemon.GetImage(name)
 	if err != nil {
-		return nil, fmt.Errorf("No such image: %s", name)
+		return nil, errors.Wrapf(err, "no such image: %s", name)
 	}
 
 	refs := daemon.referenceStore.References(img.ID().Digest())