Fix Go vet errors for master golang

Co-authored-by: Rajalakshmi-Girish <rajalakshmi.girish1@ibm.com>
Co-authored-by: Abhishek Kr Srivastav <Abhishek.kr.srivastav@ibm.com>

Kubernetes-commit: 95860cff1c418ea6f5494e4a6168e7acd1c390ec

pkg/cel/lazy/lazy_test.go

@@ -60,7 +60,7 @@ func TestLazyMapType(t *testing.T) {
 		evalCounter++
 		v, err := compileAndRun(env, activation, `{"a": "a"}`)
 		if err != nil {
-			return types.NewErr(err.Error())
+			return types.NewErr("%s", err.Error())
 		}
 		return v
 	})

pkg/endpoints/apiserver_test.go

@@ -2818,7 +2818,7 @@ func TestDeleteWithOptions(t *testing.T) {
 		if err != nil {
 			t.Fatalf("unexpected error: %v", err)
 		}
-		t.Logf(string(s))
+		t.Log(string(s))
 	}
 	if simpleStorage.deleted != ID {
 		t.Errorf("Unexpected delete: %s, expected %s", simpleStorage.deleted, ID)
@@ -2858,7 +2858,7 @@ func TestDeleteWithOptionsQuery(t *testing.T) {
 		if err != nil {
 			t.Fatalf("unexpected error: %v", err)
 		}
-		t.Logf(string(s))
+		t.Log(string(s))
 	}
 	if simpleStorage.deleted != ID {
 		t.Fatalf("Unexpected delete: %s, expected %s", simpleStorage.deleted, ID)
@@ -2901,7 +2901,7 @@ func TestDeleteWithOptionsQueryAndBody(t *testing.T) {
 		if err != nil {
 			t.Fatalf("unexpected error: %v", err)
 		}
-		t.Logf(string(s))
+		t.Log(string(s))
 	}
 	if simpleStorage.deleted != ID {
 		t.Errorf("Unexpected delete: %s, expected %s", simpleStorage.deleted, ID)

pkg/endpoints/handlers/responsewriters/writers_test.go

@@ -326,7 +326,7 @@ func TestSerializeObject(t *testing.T) {
 			compressionEnabled: true,
 			statusCode:         http.StatusInternalServerError,
 			out:                smallPayload,
-			outErrs:            []error{fmt.Errorf(string(largePayload)), fmt.Errorf("bad2")},
+			outErrs:            []error{errors.New(string(largePayload)), errors.New("bad2")},
 			mediaType:          "application/json",
 			req: &http.Request{
 				Header: http.Header{

pkg/server/filters/maxinflight.go

@@ -50,7 +50,7 @@ var (
 func handleError(w http.ResponseWriter, r *http.Request, err error) {
 	errorMsg := fmt.Sprintf("Internal Server Error: %#v", r.RequestURI)
 	http.Error(w, errorMsg, http.StatusInternalServerError)
-	klog.Errorf(err.Error())
+	klog.Error(err.Error())
 }
 
 // requestWatermark is used to track maximal numbers of requests in a particular phase of handling

pkg/storage/cacher/cacher_whitebox_test.go

@@ -1610,7 +1610,7 @@ func verifyEvents(t *testing.T, w watch.Interface, events []watch.Event, strictO
 			if !valid {
 				t.Logf("(called from line %d)", line)
 				for _, err := range errors {
-					t.Errorf(err)
+					t.Error(err)
 				}
 			}
 		}

pkg/util/peerproxy/peerproxy_handler.go

@@ -176,7 +176,7 @@ func (h *peerProxyHandler) WrapHandler(handler http.Handler) http.Handler {
 		// TODO: maintain locally serviceable GVRs somewhere so that we dont have to
 		// consult the storageversion-informed map for those
 		if len(serviceableByResp.peerEndpoints) == 0 {
-			klog.Errorf(fmt.Sprintf("GVR %v is not served by anything in this cluster", gvr))
+			klog.Error(fmt.Sprintf("GVR %v is not served by anything in this cluster", gvr))
 			handler.ServeHTTP(w, r)
 			return
 		}