Automatic merge from submit-queue
Fixes a node e2e test error
Fixes following node e2e test error:
[k8s.io] Kubelet metrics api when querying /stats/summary [It] it should report resource usage through the stats api
And the logs show following error:
```
Jun 21 15:57:13 localhost journal: tee: /test-empty-dir-mnt: Is a directory
```
And the test fails with:
```
------------------------------
• Failure [310.665 seconds]
[k8s.io] Kubelet
/root/upstream-code/gocode/src/k8s.io/kubernetes/test/e2e/framework/framework.go:685
metrics api
/root/upstream-code/gocode/src/k8s.io/kubernetes/test/e2e_node/kubelet_test.go:161
when querying /stats/summary
/root/upstream-code/gocode/src/k8s.io/kubernetes/test/e2e_node/kubelet_test.go:160
it should report resource usage through the stats api [It]
/root/upstream-code/gocode/src/k8s.io/kubernetes/test/e2e_node/kubelet_test.go:159
Timed out after 300.000s.
Expected
<*errors.errorString | 0xc82026b6f0>: {
s: "expected \"volume used\" to not be zero",
}
to be nil
/root/upstream-code/gocode/src/k8s.io/kubernetes/test/e2e_node/kubelet_test.go:158
------------------------------
```
@kubernetes/rh-cluster-infra