fix golint failures of pkg/kubelet/util

hack/.golint_failures

@@ -206,7 +206,6 @@ pkg/kubelet/status
 pkg/kubelet/status/testing
 pkg/kubelet/sysctl
 pkg/kubelet/types
-pkg/kubelet/util
 pkg/kubelet/util/pluginwatcher
 pkg/kubemark
 pkg/master

pkg/kubelet/util/doc.go

@@ -14,5 +14,5 @@ See the License for the specific language governing permissions and
 limitations under the License.
 */
 
-// Utility functions.
+// Package util holds utility functions.
 package util // import "k8s.io/kubernetes/pkg/kubelet/util"

pkg/kubelet/util/util_unix.go

@@ -35,6 +35,7 @@ const (
 	unixProtocol = "unix"
 )
 
+// CreateListener creates a listener on the specified endpoint.
 func CreateListener(endpoint string) (net.Listener, error) {
 	protocol, addr, err := parseEndpointWithFallbackProtocol(endpoint, unixProtocol)
 	if err != nil {
@@ -53,6 +54,7 @@ func CreateListener(endpoint string) (net.Listener, error) {
 	return net.Listen(protocol, addr)
 }
 
+// GetAddressAndDialer returns the address parsed from the given endpoint and a dialer.
 func GetAddressAndDialer(endpoint string) (string, func(addr string, timeout time.Duration) (net.Conn, error), error) {
 	protocol, addr, err := parseEndpointWithFallbackProtocol(endpoint, unixProtocol)
 	if err != nil {

pkg/kubelet/util/util_unsupported.go

@@ -24,10 +24,12 @@ import (
 	"time"
 )
 
+// CreateListener creates a listener on the specified endpoint.
 func CreateListener(endpoint string) (net.Listener, error) {
 	return nil, fmt.Errorf("CreateListener is unsupported in this build")
 }
 
+// GetAddressAndDialer returns the address parsed from the given endpoint and a dialer.
 func GetAddressAndDialer(endpoint string) (string, func(addr string, timeout time.Duration) (net.Conn, error), error) {
 	return "", nil, fmt.Errorf("GetAddressAndDialer is unsupported in this build")
 }

pkg/kubelet/util/util_windows.go

@@ -34,6 +34,7 @@ const (
 	npipeProtocol = "npipe"
 )
 
+// CreateListener creates a listener on the specified endpoint.
 func CreateListener(endpoint string) (net.Listener, error) {
 	protocol, addr, err := parseEndpoint(endpoint)
 	if err != nil {
@@ -52,6 +53,7 @@ func CreateListener(endpoint string) (net.Listener, error) {
 	}
 }
 
+// GetAddressAndDialer returns the address parsed from the given endpoint and a dialer.
 func GetAddressAndDialer(endpoint string) (string, func(addr string, timeout time.Duration) (net.Conn, error), error) {
 	protocol, addr, err := parseEndpoint(endpoint)
 	if err != nil {