diff --git a/test/e2e/framework/pods.go b/test/e2e/framework/pods.go
index 2c39288e595..b3d6887d750 100644
--- a/test/e2e/framework/pods.go
+++ b/test/e2e/framework/pods.go
@@ -83,8 +83,9 @@ func (c *PodClient) Create(pod *v1.Pod) *v1.Pod {
 	return p
 }
 
-// CreateSyncInNamespace creates a new pod according to the framework specifications in the given namespace, and waits for it to start.
-func (c *PodClient) CreateSyncInNamespace(pod *v1.Pod, namespace string) *v1.Pod {
+// CreateSync creates a new pod according to the framework specifications, and wait for it to start.
+func (c *PodClient) CreateSync(pod *v1.Pod) *v1.Pod {
+	namespace := c.f.Namespace.Name
 	p := c.Create(pod)
 	ExpectNoError(e2epod.WaitForPodNameRunningInNamespace(c.f.ClientSet, p.Name, namespace))
 	// Get the newest pod after it becomes running, some status may change after pod created, such as pod ip.
@@ -93,11 +94,6 @@ func (c *PodClient) CreateSyncInNamespace(pod *v1.Pod, namespace string) *v1.Pod
 	return p
 }
 
-// CreateSync creates a new pod according to the framework specifications, and wait for it to start.
-func (c *PodClient) CreateSync(pod *v1.Pod) *v1.Pod {
-	return c.CreateSyncInNamespace(pod, c.f.Namespace.Name)
-}
-
 // CreateBatch create a batch of pods. All pods are created before waiting.
 func (c *PodClient) CreateBatch(pods []*v1.Pod) []*v1.Pod {
 	ps := make([]*v1.Pod, len(pods))
@@ -140,12 +136,7 @@ func (c *PodClient) Update(name string, updateFn func(pod *v1.Pod)) {
 // DeleteSync deletes the pod and wait for the pod to disappear for `timeout`. If the pod doesn't
 // disappear before the timeout, it will fail the test.
 func (c *PodClient) DeleteSync(name string, options *metav1.DeleteOptions, timeout time.Duration) {
-	c.DeleteSyncInNamespace(name, c.f.Namespace.Name, options, timeout)
-}
-
-// DeleteSyncInNamespace deletes the pod from the namespace and wait for the pod to disappear for `timeout`. If the pod doesn't
-// disappear before the timeout, it will fail the test.
-func (c *PodClient) DeleteSyncInNamespace(name string, namespace string, options *metav1.DeleteOptions, timeout time.Duration) {
+	namespace := c.f.Namespace.Name
 	err := c.Delete(name, options)
 	if err != nil && !apierrors.IsNotFound(err) {
 		Failf("Failed to delete pod %q: %v", name, err)
diff --git a/test/e2e_node/critical_pod_test.go b/test/e2e_node/critical_pod_test.go
index 3eeafab38d4..218504264ca 100644
--- a/test/e2e_node/critical_pod_test.go
+++ b/test/e2e_node/critical_pod_test.go
@@ -89,7 +89,7 @@ var _ = framework.KubeDescribe("CriticalPod [Serial] [Disruptive] [NodeFeature:C
 
 			// Create pods, starting with non-critical so that the critical preempts the other pods.
 			f.PodClient().CreateBatch([]*v1.Pod{nonCriticalBestEffort, nonCriticalBurstable, nonCriticalGuaranteed})
-			f.PodClientNS(kubeapi.NamespaceSystem).CreateSyncInNamespace(criticalPod, kubeapi.NamespaceSystem)
+			f.PodClientNS(kubeapi.NamespaceSystem).CreateSync(criticalPod)
 
 			// Check that non-critical pods other than the besteffort have been evicted
 			updatedPodList, err := f.ClientSet.CoreV1().Pods(f.Namespace.Name).List(metav1.ListOptions{})
@@ -107,7 +107,7 @@ var _ = framework.KubeDescribe("CriticalPod [Serial] [Disruptive] [NodeFeature:C
 			f.PodClient().DeleteSync(guaranteedPodName, &metav1.DeleteOptions{}, framework.DefaultPodDeletionTimeout)
 			f.PodClient().DeleteSync(burstablePodName, &metav1.DeleteOptions{}, framework.DefaultPodDeletionTimeout)
 			f.PodClient().DeleteSync(bestEffortPodName, &metav1.DeleteOptions{}, framework.DefaultPodDeletionTimeout)
-			f.PodClientNS(kubeapi.NamespaceSystem).DeleteSyncInNamespace(criticalPodName, kubeapi.NamespaceSystem, &metav1.DeleteOptions{}, framework.DefaultPodDeletionTimeout)
+			f.PodClientNS(kubeapi.NamespaceSystem).DeleteSync(criticalPodName, &metav1.DeleteOptions{}, framework.DefaultPodDeletionTimeout)
 			err := f.ClientSet.SchedulingV1().PriorityClasses().Delete(systemCriticalPriorityName, &metav1.DeleteOptions{})
 			framework.ExpectNoError(err)
 			// Log Events