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Remove redundant code of checking path
**What this PR does / why we need it**:
Remove redundant code of checking path
the checking is not necessary here,WrapperUnmounter#TearDownAt always do that
func UnmountViaEmptyDir(dir string, host VolumeHost, volName string, volSpec Spec, podUID types.UID) error {
glog.V(3).Infof("Tearing down volume %v for pod %v at %v", volName, podUID, dir)
if pathExists, pathErr := volutil.PathExists(dir); pathErr != nil {
return fmt.Errorf("Error checking if path exists: %v", pathErr)
} else if !pathExists {
glog.Warningf("Warning: Unmount skipped because path does not exist: %v", dir)
return nil
}
// Wrap EmptyDir, let it do the teardown.
wrapped, err := host.NewWrapperUnmounter(volName, volSpec, podUID)
if err != nil {
return err
}
return wrapped.TearDownAt(dir)
}
**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #
NONE
**Release note**:
NONE
a0aee05376