Use a better util

Signed-off-by: Laura Lorenz <[email protected]>

Kubernetes-commit: 8e7b2af712a79db423b7bfdf2a7bf35f75542c13

Author: lauralorenz

pkg/util/podutils/podutils.go

@@ -191,10 +191,7 @@ func podReadyTime(pod *corev1.Pod) *metav1.Time {
 	return &metav1.Time{}
 }
 
-// MaxContainerRestarts iterates through all the normal containers and sidecar
-// containers in a Pod object and reports the highest restart count observed per
-// category.
-func MaxContainerRestarts(pod *corev1.Pod) (regularRestarts, sidecarRestarts int) {
+func maxContainerRestarts(pod *corev1.Pod) (regularRestarts, sidecarRestarts int) {
 	for _, c := range pod.Status.ContainerStatuses {
 		regularRestarts = max(regularRestarts, int(c.RestartCount))
 	}
@@ -217,8 +214,8 @@ func MaxContainerRestarts(pod *corev1.Pod) (regularRestarts, sidecarRestarts int
 // false: pj has a higher container restart count.
 // nil: Both have the same container restart count.
 func compareMaxContainerRestarts(pi *corev1.Pod, pj *corev1.Pod) *bool {
-	regularRestartsI, sidecarRestartsI := MaxContainerRestarts(pi)
-	regularRestartsJ, sidecarRestartsJ := MaxContainerRestarts(pj)
+	regularRestartsI, sidecarRestartsI := maxContainerRestarts(pi)
+	regularRestartsJ, sidecarRestartsJ := maxContainerRestarts(pj)
 	if regularRestartsI != regularRestartsJ {
 		res := regularRestartsI > regularRestartsJ
 		return &res