diff --git a/components/net/netdev/include/netdev.h b/components/net/netdev/include/netdev.h
index 05761bade6b..925b038e186 100644
--- a/components/net/netdev/include/netdev.h
+++ b/components/net/netdev/include/netdev.h
@@ -159,6 +159,7 @@ struct netdev *netdev_get_by_family(int family);
 int netdev_family_get(struct netdev *netdev);
 #endif /* RT_USING_SAL */
 #if defined(SAL_USING_AF_NETLINK)
+struct msg_buf;
 int netdev_getnetdev(struct msg_buf *msg, int (*cb)(struct msg_buf *m_buf, struct netdev *nd, int nd_num, int index, int ipvx));
 #endif
 
diff --git a/components/net/netdev/src/netdev.c b/components/net/netdev/src/netdev.c
index 5a4056b97a7..13cb89dc398 100644
--- a/components/net/netdev/src/netdev.c
+++ b/components/net/netdev/src/netdev.c
@@ -449,16 +449,15 @@ int netdev_getnetdev(struct msg_buf *msg, int (*cb)(struct msg_buf *m_buf, struc
     nd_num = rt_slist_len(&cur_nd_list->list) + 1;
     rt_spin_unlock(&_spinlock);
 
-    err = cb(msg, cur_nd_list, nd_num, nd.ifindex, ROUTE_IPV4_TRUE);
+    err = cb(msg, cur_nd_list, nd_num, cur_nd_list->ifindex, ROUTE_IPV4_TRUE);
     if (err < 0)
         return err;
 
-
     rt_spin_lock(&_spinlock);
     rt_slist_for_each_entry(nd_node, &(cur_nd_list->list), list)
     {
         rt_spin_unlock(&_spinlock);
-        err = cb(msg, nd_node, nd_num, nd.ifindex, ROUTE_IPV4_TRUE);
+        err = cb(msg, nd_node, nd_num, nd_node->ifindex, ROUTE_IPV4_TRUE);
         if (err < 0)
         {
             return err;