From d8521df77acb4cff1cedb49e71c5e798da8fd33f Mon Sep 17 00:00:00 2001
From: okaybase <okaybase@163.com>
Date: Wed, 11 Aug 2021 16:58:45 +0800
Subject: [PATCH] avoid nil pointer dereference

---
 api/internal/handler/data_loader/route_export.go | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/api/internal/handler/data_loader/route_export.go b/api/internal/handler/data_loader/route_export.go
index aa8218cef3..e589410bef 100644
--- a/api/internal/handler/data_loader/route_export.go
+++ b/api/internal/handler/data_loader/route_export.go
@@ -115,14 +115,14 @@ var (
 func (h *Handler) ExportAllRoutes(c droplet.Context) (interface{}, error) {
 	routelist, err := h.routeStore.List(c.Context(), store.ListInput{})
 
-	if len(routelist.Rows) < 1 {
-		return nil, consts.ErrRouteData
-	}
-
 	if err != nil {
 		return nil, err
 	}
 
+	if len(routelist.Rows) < 1 {
+		return nil, consts.ErrRouteData
+	}
+
 	routes := []*entity.Route{}
 
 	for _, route := range routelist.Rows {