remove obsolete code and reuse the same object

Signed-off-by: fengshunli <1171313930@qq.com>

pkg/api/gzip.go

@@ -3,7 +3,6 @@ package api
 import (
 	"compress/gzip"
 	"io"
-	"io/ioutil"
 	"net/http"
 	"strings"
 	"sync"
@@ -11,7 +10,7 @@ import (
 
 var gzPool = sync.Pool{
 	New: func() interface{} {
-		w := gzip.NewWriter(ioutil.Discard)
+		w := gzip.NewWriter(io.Discard)
 		return w
 	},
 }

pkg/kubernetes/secrets/client.go

@@ -27,11 +27,11 @@ type k8sClient struct {
 
 func (c *k8sClient) Get(ctx context.Context, name string) (Values, error) {
 	secret, err := c.client.Get(ctx, name, metav1.GetOptions{})
+	values := Values{}
 	if err != nil {
-		return Values{}, err
+		return values, err
 	}
 
-	values := Values{}
 	if host, ok := secret.Data["host"]; ok {
 		values.Host = string(host)
 	}