diff --git a/server/map-library/internal/logic/savemaplibrarylogic.go b/server/map-library/internal/logic/savemaplibrarylogic.go
index 819e3ac1..48ae27ad 100644
--- a/server/map-library/internal/logic/savemaplibrarylogic.go
+++ b/server/map-library/internal/logic/savemaplibrarylogic.go
@@ -31,12 +31,12 @@ func NewSaveMapLibraryLogic(ctx context.Context, svcCtx *svc.ServiceContext) *Sa
 	}
 }
 
-func (l *SaveMapLibraryLogic) SaveMapLibrary(userinfo *auth.UserInfo, req *http.Request) (resp *basic.Response) {
+func (l *SaveMapLibraryLogic) SaveMapLibrary(userinfo *auth.UserInfo, r *http.Request) (resp *basic.Response) {
 	if userinfo.GetIdType() != auth.IDTYPE_User {
 		return resp.SetStatusWithMessage(basic.CodeServiceErr, "please login first")
 	}
-	bodyData, err := ioutil.ReadAll(req.Body)
-	defer req.Body.Close()
+	bodyData, err := ioutil.ReadAll(r.Body)
+	defer r.Body.Close()
 	var postData []types.SaveMapLibraryData
 	if err = json.Unmarshal(bodyData, &postData); err != nil {
 		logx.Error(err)