diff --git a/pkg/controller/volume/attachdetach/attach_detach_controller.go b/pkg/controller/volume/attachdetach/attach_detach_controller.go
index 1d628afbfc5..967f40f172b 100644
--- a/pkg/controller/volume/attachdetach/attach_detach_controller.go
+++ b/pkg/controller/volume/attachdetach/attach_detach_controller.go
@@ -90,7 +90,7 @@ type TimerConfig struct {
 
 // DefaultTimerConfig is the default configuration of Attach/Detach controller
 // timers.
-var DefaultTimerConfig TimerConfig = TimerConfig{
+var DefaultTimerConfig = TimerConfig{
 	ReconcilerLoopPeriod:                              100 * time.Millisecond,
 	ReconcilerMaxWaitForUnmountDuration:               6 * time.Minute,
 	DesiredStateOfWorldPopulatorLoopSleepPeriod:       1 * time.Minute,
@@ -900,7 +900,7 @@ func (adc *attachDetachController) addNodeToDswp(node *v1.Node, nodeName types.N
 		keepTerminatedPodVolumes := false
 
 		if t, ok := node.Annotations[volumeutil.KeepTerminatedPodVolumesAnnotation]; ok {
-			keepTerminatedPodVolumes = (t == "true")
+			keepTerminatedPodVolumes = t == "true"
 		}
 
 		// Node specifies annotation indicating it should be managed by attach
diff --git a/staging/src/k8s.io/apimachinery/pkg/util/errors/errors_test.go b/staging/src/k8s.io/apimachinery/pkg/util/errors/errors_test.go
index 55d253bb20d..02386aa48dc 100644
--- a/staging/src/k8s.io/apimachinery/pkg/util/errors/errors_test.go
+++ b/staging/src/k8s.io/apimachinery/pkg/util/errors/errors_test.go
@@ -93,7 +93,7 @@ func TestAggregateWithNil(t *testing.T) {
 }
 
 func TestSingularAggregate(t *testing.T) {
-	var slice []error = []error{fmt.Errorf("err")}
+	var slice = []error{fmt.Errorf("err")}
 	var agg Aggregate
 	var err error
 
@@ -121,7 +121,7 @@ func TestSingularAggregate(t *testing.T) {
 }
 
 func TestPluralAggregate(t *testing.T) {
-	var slice []error = []error{fmt.Errorf("abc"), fmt.Errorf("123")}
+	var slice = []error{fmt.Errorf("abc"), fmt.Errorf("123")}
 	var agg Aggregate
 	var err error
 
@@ -149,7 +149,7 @@ func TestPluralAggregate(t *testing.T) {
 }
 
 func TestDedupeAggregate(t *testing.T) {
-	var slice []error = []error{fmt.Errorf("abc"), fmt.Errorf("abc")}
+	var slice = []error{fmt.Errorf("abc"), fmt.Errorf("abc")}
 	var agg Aggregate
 
 	agg = NewAggregate(slice)
@@ -165,7 +165,7 @@ func TestDedupeAggregate(t *testing.T) {
 }
 
 func TestDedupePluralAggregate(t *testing.T) {
-	var slice []error = []error{fmt.Errorf("abc"), fmt.Errorf("abc"), fmt.Errorf("123")}
+	var slice = []error{fmt.Errorf("abc"), fmt.Errorf("abc"), fmt.Errorf("123")}
 	var agg Aggregate
 
 	agg = NewAggregate(slice)
@@ -181,7 +181,7 @@ func TestDedupePluralAggregate(t *testing.T) {
 }
 
 func TestFlattenAndDedupeAggregate(t *testing.T) {
-	var slice []error = []error{fmt.Errorf("abc"), fmt.Errorf("abc"), NewAggregate([]error{fmt.Errorf("abc")})}
+	var slice = []error{fmt.Errorf("abc"), fmt.Errorf("abc"), NewAggregate([]error{fmt.Errorf("abc")})}
 	var agg Aggregate
 
 	agg = NewAggregate(slice)
@@ -197,7 +197,7 @@ func TestFlattenAndDedupeAggregate(t *testing.T) {
 }
 
 func TestFlattenAggregate(t *testing.T) {
-	var slice []error = []error{fmt.Errorf("abc"), fmt.Errorf("abc"), NewAggregate([]error{fmt.Errorf("abc"), fmt.Errorf("def"), NewAggregate([]error{fmt.Errorf("def"), fmt.Errorf("ghi")})})}
+	var slice = []error{fmt.Errorf("abc"), fmt.Errorf("abc"), NewAggregate([]error{fmt.Errorf("abc"), fmt.Errorf("def"), NewAggregate([]error{fmt.Errorf("def"), fmt.Errorf("ghi")})})}
 	var agg Aggregate
 
 	agg = NewAggregate(slice)
diff --git a/staging/src/k8s.io/apiserver/pkg/admission/attributes_test.go b/staging/src/k8s.io/apiserver/pkg/admission/attributes_test.go
index 6579bb06763..c25776e6d3a 100644
--- a/staging/src/k8s.io/apiserver/pkg/admission/attributes_test.go
+++ b/staging/src/k8s.io/apiserver/pkg/admission/attributes_test.go
@@ -39,7 +39,7 @@ func TestAddAnnotation(t *testing.T) {
 	assert.Equal(t, annotations["foo.admission.k8s.io/key1"], "value1", "admission annotations should not be overwritten")
 
 	// test invalid plugin names
-	var testCases map[string]string = map[string]string{
+	var testCases = map[string]string{
 		"invalid dns subdomain": "INVALID-DNS-Subdomain/policy",
 		"no plugin name":        "policy",
 		"no key name":           "foo.admission.k8s.io",
diff --git a/test/e2e/cloud/gcp/addon_update.go b/test/e2e/cloud/gcp/addon_update.go
index 42e4d2bc0cc..e505ae12789 100644
--- a/test/e2e/cloud/gcp/addon_update.go
+++ b/test/e2e/cloud/gcp/addon_update.go
@@ -267,7 +267,7 @@ var _ = SIGDescribe("Addon update", func() {
 		svcAddonEnsureExists := "addon-ensure-exists-service.yaml"
 		svcAddonEnsureExistsUpdated := "addon-ensure-exists-service-updated.yaml"
 
-		var remoteFiles []stringPair = []stringPair{
+		var remoteFiles = []stringPair{
 			{fmt.Sprintf(reconcileAddonController, addonNsName, serveHostnameImage), rcAddonReconcile},
 			{fmt.Sprintf(reconcileAddonControllerUpdated, addonNsName, serveHostnameImage), rcAddonReconcileUpdated},
 			{fmt.Sprintf(deprecatedLabelAddonService, addonNsName), svcAddonDeprecatedLabel},
diff --git a/test/e2e/windows/cpu_limits.go b/test/e2e/windows/cpu_limits.go
index 6dd54839def..68cde5ee810 100644
--- a/test/e2e/windows/cpu_limits.go
+++ b/test/e2e/windows/cpu_limits.go
@@ -52,7 +52,7 @@ var _ = SIGDescribe("[Feature:Windows] Cpu Resources [Serial]", func() {
 			ginkgo.By("Waiting 2 minutes")
 			time.Sleep(2 * time.Minute)
 			ginkgo.By("Ensuring pods are still running")
-			var allPods [](*v1.Pod)
+			var allPods []*v1.Pod
 			for _, p := range podsDecimal {
 				pod, err := f.ClientSet.CoreV1().Pods(f.Namespace.Name).Get(
 					ctx,