Check if pathExists before performing Unmount

pkg/volume/git_repo/git_repo.go

@@ -254,13 +254,7 @@ func (c *gitRepoVolumeUnmounter) TearDown() error {
 
 // TearDownAt simply deletes everything in the directory.
 func (c *gitRepoVolumeUnmounter) TearDownAt(dir string) error {
-
-	// Wrap EmptyDir, let it do the teardown.
-	wrapped, err := c.plugin.host.NewWrapperUnmounter(c.volName, wrappedVolumeSpec(), c.podUID)
-	if err != nil {
-		return err
-	}
-	return wrapped.TearDownAt(dir)
+	return volume.UnmountViaEmptyDir(dir, c.plugin.host, c.volName, wrappedVolumeSpec(), c.podUID)
 }
 
 func getVolumeSource(spec *volume.Spec) (*v1.GitRepoVolumeSource, bool) {