item path nav

@@ -184,7 +184,7 @@ const setSeoInfo = (goodInfo, nav) => {
  * @return { Object } 面包屑导航数据
  */
 const setPathNav = (data, name, channel) => {
-    let resData = {};
+    let navs = [];
     let link = channel,
         gender;
 
@@ -203,11 +203,11 @@ const setPathNav = (data, name, channel) => {
             break;
     }
 
+    navs.push({
+        link: helpers.urlFormat(`/${link}`),
+        name: `${_.toUpper(channel)}首页`
+    });
     if (!_.isEmpty(data)) {
-        let navs = [{
-            link: helpers.urlFormat(`/${link}`),
-            name: `${_.toUpper(channel)}首页`
-        }];
         let sort = _.get(data, 'sort[0]', {});
 
         if (!_.isEmpty(sort)) {
@@ -222,27 +222,27 @@ const setPathNav = (data, name, channel) => {
 
             // 二级分类
             if (!_.isEmpty(sort.sub)) {
+                let subSort = sort.sub[0];
+
                 navs.push({
                     link: helpers.urlFormat('/product/list', {
                         msort: sort.sort_id,
-                        misort: sort.sub.sort_id,
+                        misort: subSort.sort_id,
                         gender: gender
                     }),
-                    name: sort.sub[0].sort_name,
-                    pathTitle: sort.sub[0].sort_name
+                    name: subSort.sort_name,
+                    pathTitle: subSort.sort_name
                 });
             }
         }
-
-        navs.push({
-            name: name,
-            pathTitle: name
-        });
-
-        resData.nav = navs;
     }
 
-    return resData;
+    navs.push({
+        name: name,
+        pathTitle: name
+    });
+
+    return {nav: navs};
 };
 
 /**