添加注释

home/src/main/code/com/wdkl/ncs/android/component/home/util/NetHelper.java

@@ -328,6 +328,10 @@ public class NetHelper {
         return mac;
     }
 
+    /**
+     * 兼容安卓5-10 获取Mac地址
+     * @return
+     */
     public String getMacAddress2() {
         List<NetworkInterface> interfaces = null;
         try {