Update netdev.c

根据family查找netdev时，优先查找family匹配并且已经联网的网卡再查找family匹配但是未联网的网卡
2019-04-28 15:24:23 +08:00 · 2019-04-28 15:24:23 +08:00 · 2d82b62111
parent f7e5f4cd50
commit 2d82b62111
1 changed files with 1 additions and 1 deletions
--- a/components/net/netdev/src/netdev.c
+++ b/components/net/netdev/src/netdev.c
@ -269,7 +269,7 @@ struct netdev *netdev_get_by_family(int family)
    {
        netdev = rt_slist_entry(node, struct netdev, list);
        pf = (struct sal_proto_family *) netdev->sal_user_data;
-        if (pf && pf->skt_ops && pf->family == family && netdev_is_up(netdev))
+        if (pf && pf->skt_ops && pf->family == family && netdev_is_up(netdev) && netdev_is_link_up(netdev))
        {
            rt_hw_interrupt_enable(level);
            return netdev;