diff --git a/libnetwork/namespace.go b/libnetwork/namespace.go
index 263a51d6ad..99607a090c 100644
--- a/libnetwork/namespace.go
+++ b/libnetwork/namespace.go
@@ -7,14 +7,14 @@ type networkNamespace struct {
 
 // Create a new network namespace mounted on the provided path.
 func NewNamespace(path string) (Namespace, error) {
-	if err := Reexec(ReexecCreateNamespace, path); err != nil {
+	if err := reexec(reexecCreateNamespace, path); err != nil {
 		return nil, err
 	}
 	return &networkNamespace{path: path}, nil
 }
 
 func (n *networkNamespace) AddInterface(i *Interface) error {
-	if err := Reexec(ReexecMoveInterface, i.SrcName, i.DstName); err != nil {
+	if err := reexec(reexecMoveInterface, i.SrcName, i.DstName); err != nil {
 		return err
 	}
 	n.interfaces = append(n.interfaces, i)
diff --git a/libnetwork/reexec.go b/libnetwork/reexec.go
index b06d4303c1..0da21c62e6 100644
--- a/libnetwork/reexec.go
+++ b/libnetwork/reexec.go
@@ -5,38 +5,38 @@ import (
 	"os"
 	"os/exec"
 
-	"github.com/docker/docker/pkg/reexec"
+	dre "github.com/docker/docker/pkg/reexec"
 )
 
-type ReexecCommand int
+type reexecCommand int
 
 const (
-	ReexecCreateNamespace ReexecCommand = iota
-	ReexecMoveInterface
+	reexecCreateNamespace reexecCommand = iota
+	reexecMoveInterface
 )
 
-var ReexecCommands = map[ReexecCommand]struct {
+var reexecCommands = map[reexecCommand]struct {
 	Key        string
 	Entrypoint func()
 }{
-	ReexecCreateNamespace: {"netns-create", createNetworkNamespace},
-	ReexecMoveInterface:   {"netns-moveif", namespaceMoveInterface},
+	reexecCreateNamespace: {"netns-create", createNetworkNamespace},
+	reexecMoveInterface:   {"netns-moveif", namespaceMoveInterface},
 }
 
 func init() {
-	for _, reexecCmd := range ReexecCommands {
-		reexec.Register(reexecCmd.Key, reexecCmd.Entrypoint)
+	for _, reexecCmd := range reexecCommands {
+		dre.Register(reexecCmd.Key, reexecCmd.Entrypoint)
 	}
 }
 
-func Reexec(command ReexecCommand, params ...string) error {
-	reexecCommand, ok := ReexecCommands[command]
+func reexec(command reexecCommand, params ...string) error {
+	reexecCommand, ok := reexecCommands[command]
 	if !ok {
 		return fmt.Errorf("unknown reexec command %q", command)
 	}
 
 	cmd := &exec.Cmd{
-		Path:   reexec.Self(),
+		Path:   dre.Self(),
 		Args:   append([]string{reexecCommand.Key}, params...),
 		Stdout: os.Stdout,
 		Stderr: os.Stderr,