diff --git a/br/pkg/pdutil/pd.go b/br/pkg/pdutil/pd.go
index 05c320eab319f..851009e7aeeb0 100644
--- a/br/pkg/pdutil/pd.go
+++ b/br/pkg/pdutil/pd.go
@@ -164,10 +164,13 @@ func pdRequestWithCode(
 		return 0, nil, errors.Trace(err)
 	}
 	reqURL := fmt.Sprintf("%s/%s", u, prefix)
-	var resp *http.Response
+	var (
+		req  *http.Request
+		resp *http.Response
+	)
 	count := 0
 	for {
-		req, err := http.NewRequestWithContext(ctx, method, reqURL, body)
+		req, err = http.NewRequestWithContext(ctx, method, reqURL, body)
 		if err != nil {
 			return 0, nil, errors.Trace(err)
 		}
diff --git a/br/pkg/pdutil/pd_serial_test.go b/br/pkg/pdutil/pd_serial_test.go
index 0436c7e381497..329c34c9ed810 100644
--- a/br/pkg/pdutil/pd_serial_test.go
+++ b/br/pkg/pdutil/pd_serial_test.go
@@ -198,7 +198,6 @@ func TestPDRequestRetry(t *testing.T) {
 	body := bytes.NewBuffer([]byte("test"))
 	_, reqErr := pdRequest(ctx, taddr, "", cli, http.MethodPost, body)
 	require.NoError(t, reqErr)
-
 	ts.Close()
 	count = 0
 	ts = httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
@@ -207,7 +206,6 @@ func TestPDRequestRetry(t *testing.T) {
 			w.WriteHeader(http.StatusGatewayTimeout)
 			return
 		}
-
 		w.WriteHeader(http.StatusOK)
 	}))
 	taddr = ts.URL