fix increment-decrement lint error

pkg/credentialprovider/keyring_test.go

@@ -470,7 +470,7 @@ func (d *testProvider) LazyProvide(image string) *DockerConfigEntry {
 
 // Provide implements dockerConfigProvider
 func (d *testProvider) Provide(image string) DockerConfig {
-	d.Count += 1
+	d.Count++
 	return DockerConfig{}
 }
 

pkg/registry/apps/replicaset/storage/storage_test.go

@@ -173,7 +173,7 @@ func TestGenerationNumber(t *testing.T) {
 	}
 
 	// Updates to spec should increment the generation number
-	storedRS.Spec.Replicas += 1
+	storedRS.Spec.Replicas++
 	if _, _, err := storage.ReplicaSet.Update(ctx, storedRS.Name, rest.DefaultUpdatedObjectInfo(storedRS), rest.ValidateAllObjectFunc, rest.ValidateAllObjectUpdateFunc, false, &metav1.UpdateOptions{}); err != nil {
 		t.Errorf("unexpected error: %v", err)
 	}
@@ -187,7 +187,7 @@ func TestGenerationNumber(t *testing.T) {
 	}
 
 	// Updates to status should not increment either spec or status generation numbers
-	storedRS.Status.Replicas += 1
+	storedRS.Status.Replicas++
 	if _, _, err := storage.ReplicaSet.Update(ctx, storedRS.Name, rest.DefaultUpdatedObjectInfo(storedRS), rest.ValidateAllObjectFunc, rest.ValidateAllObjectUpdateFunc, false, &metav1.UpdateOptions{}); err != nil {
 		t.Errorf("unexpected error: %v", err)
 	}

pkg/registry/core/replicationcontroller/storage/storage_test.go

@@ -176,7 +176,7 @@ func TestGenerationNumber(t *testing.T) {
 	}
 
 	// Updates to spec should increment the generation number
-	controller.Spec.Replicas += 1
+	controller.Spec.Replicas++
 	if _, _, err := storage.Controller.Update(ctx, controller.Name, rest.DefaultUpdatedObjectInfo(controller), rest.ValidateAllObjectFunc, rest.ValidateAllObjectUpdateFunc, false, &metav1.UpdateOptions{}); err != nil {
 		t.Errorf("unexpected error: %v", err)
 	}
@@ -190,7 +190,7 @@ func TestGenerationNumber(t *testing.T) {
 	}
 
 	// Updates to status should not increment either spec or status generation numbers
-	controller.Status.Replicas += 1
+	controller.Status.Replicas++
 	if _, _, err := storage.Controller.Update(ctx, controller.Name, rest.DefaultUpdatedObjectInfo(controller), rest.ValidateAllObjectFunc, rest.ValidateAllObjectUpdateFunc, false, &metav1.UpdateOptions{}); err != nil {
 		t.Errorf("unexpected error: %v", err)
 	}

staging/src/k8s.io/apimachinery/pkg/api/resource/math.go

@@ -194,9 +194,9 @@ func negativeScaleInt64(base int64, scale Scale) (result int64, exact bool) {
 	}
 	if fraction {
 		if base > 0 {
-			value += 1
+			value++
 		} else {
-			value += -1
+			value--
 		}
 	}
 	return value, !fraction

staging/src/k8s.io/client-go/util/jsonpath/jsonpath.go

@@ -93,17 +93,17 @@ func (j *JSONPath) FindResults(data interface{}) ([][]reflect.Value, error) {
 
 		// encounter an end node, break the current block
 		if j.endRange > 0 && j.endRange <= j.inRange {
-			j.endRange -= 1
+			j.endRange--
 			break
 		}
 		// encounter a range node, start a range loop
 		if j.beginRange > 0 {
-			j.beginRange -= 1
-			j.inRange += 1
+			j.beginRange--
+			j.inRange++
 			for k, value := range results {
 				j.parser.Root.Nodes = nodes[i+1:]
 				if k == len(results)-1 {
-					j.inRange -= 1
+					j.inRange--
 				}
 				nextResults, err := j.FindResults(value.Interface())
 				if err != nil {
@@ -213,11 +213,11 @@ func (j *JSONPath) evalIdentifier(input []reflect.Value, node *IdentifierNode) (
 	switch node.Name {
 	case "range":
 		j.stack = append(j.stack, j.cur)
-		j.beginRange += 1
+		j.beginRange++
 		results = input
 	case "end":
 		if j.endRange < j.inRange { // inside a loop, break the current block
-			j.endRange += 1
+			j.endRange++
 			break
 		}
 		// the loop is about to end, pop value and continue the following execution

test/e2e/network/service_latency.go

@@ -177,7 +177,7 @@ func runServiceLatencies(f *framework.Framework, inParallel, total int, acceptab
 		select {
 		case e := <-errs:
 			e2elog.Logf("Got error: %v", e)
-			errCount += 1
+			errCount++
 		case d := <-durations:
 			output = append(output, d)
 		}

test/e2e_node/garbage_collector_test.go

@@ -200,7 +200,7 @@ func containerGCTest(f *framework.Framework, test testRun) {
 						containerCount := 0
 						for _, containerName := range containerNames {
 							if containerName == pod.getContainerName(i) {
-								containerCount += 1
+								containerCount++
 							}
 						}
 						if containerCount > maxPerPodContainer+1 {
@@ -228,7 +228,7 @@ func containerGCTest(f *framework.Framework, test testRun) {
 							containerCount := 0
 							for _, containerName := range containerNames {
 								if containerName == pod.getContainerName(i) {
-									containerCount += 1
+									containerCount++
 								}
 							}
 							if pod.restartCount > 0 && containerCount < maxPerPodContainer+1 {