Merge pull request kubernetes#128952 from my-git9/volume-deadcode

pkg/volume: remove unused function

Author: k8s-ci-robot

pkg/volume/csi/csi_mounter.go

@@ -36,7 +36,6 @@ import (
 	"k8s.io/kubernetes/pkg/volume"
 	"k8s.io/kubernetes/pkg/volume/util"
 	volumetypes "k8s.io/kubernetes/pkg/volume/util/types"
-	"k8s.io/mount-utils"
 	utilstrings "k8s.io/utils/strings"
 )
 
@@ -571,11 +570,6 @@ func isDirMounted(plug *csiPlugin, dir string) (bool, error) {
 	return !notMnt, nil
 }
 
-func isCorruptedDir(dir string) bool {
-	_, pathErr := mount.PathExists(dir)
-	return pathErr != nil && mount.IsCorruptedMnt(pathErr)
-}
-
 // removeMountDir cleans the mount dir when dir is not mounted and removed the volume data file in dir
 func removeMountDir(plug *csiPlugin, mountPath string) error {
 	klog.V(4).Info(log("removing mount path [%s]", mountPath))

pkg/volume/csi/csi_mounter_test.go

@@ -28,7 +28,6 @@ import (
 	"time"
 
 	"github.com/google/go-cmp/cmp"
-	"github.com/stretchr/testify/assert"
 	authenticationv1 "k8s.io/api/authentication/v1"
 	corev1 "k8s.io/api/core/v1"
 	storage "k8s.io/api/storage/v1"
@@ -1155,36 +1154,6 @@ func TestUnmounterTeardownNoClientError(t *testing.T) {
 	}
 }
 
-func TestIsCorruptedDir(t *testing.T) {
-	existingMountPath, err := os.MkdirTemp(os.TempDir(), "blobfuse-csi-mount-test")
-	if err != nil {
-		t.Fatalf("failed to create tmp dir: %v", err)
-	}
-	defer os.RemoveAll(existingMountPath)
-
-	tests := []struct {
-		desc           string
-		dir            string
-		expectedResult bool
-	}{
-		{
-			desc:           "NotExist dir",
-			dir:            "/tmp/NotExist",
-			expectedResult: false,
-		},
-		{
-			desc:           "Existing dir",
-			dir:            existingMountPath,
-			expectedResult: false,
-		},
-	}
-
-	for i, test := range tests {
-		isCorruptedDir := isCorruptedDir(test.dir)
-		assert.Equal(t, test.expectedResult, isCorruptedDir, "TestCase[%d]: %s", i, test.desc)
-	}
-}
-
 func TestPodServiceAccountTokenAttrs(t *testing.T) {
 	scheme := runtime.NewScheme()
 	utilruntime.Must(pkgauthenticationv1.RegisterDefaults(scheme))