[net][netdev] Fix netdev link_down status, socket create failed issue

Signed-off-by: chenyong <1521761801@qq.com>

components/net/netdev/src/netdev.c

@@ -269,8 +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) && netdev_is_link_up(netdev))
+        if (pf && pf->skt_ops && pf->family == family && netdev_is_up(netdev))
         {
             rt_hw_interrupt_enable(level);
             return netdev;
@@ -281,8 +280,7 @@ 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->sec_family == family &&
-                netdev_is_up(netdev) && netdev_is_link_up(netdev))
+        if (pf && pf->skt_ops && pf->sec_family == family && netdev_is_up(netdev))
         {
             rt_hw_interrupt_enable(level);
             return netdev;

components/net/sal_socket/src/sal_socket.c

@@ -388,17 +388,14 @@ static int socket_init(int family, int type, int protocol, struct sal_socket **r
     sock->protocol = protocol;
 
     /* get socket operations from network interface device */
-    if (netdv_def)
+    if (netdv_def && netdev_is_up(netdv_def))
     {
-        if (netdev_is_up(netdv_def) && netdev_is_link_up(netdv_def))
+        /* check default network interface device protocol family */
+        pf = (struct sal_proto_family *) netdv_def->sal_user_data;
+        if (pf != RT_NULL && pf->skt_ops && (pf->family == family || pf->sec_family == family))
         {
-            /* check default network interface device protocol family */
-            pf = (struct sal_proto_family *) netdv_def->sal_user_data;
-            if (pf != RT_NULL && pf->skt_ops && (pf->family == family || pf->sec_family == family))
-            {
-                sock->netdev = netdv_def;
-                falgs = RT_TRUE;
-            }
+            sock->netdev = netdv_def;
+            falgs = RT_TRUE;
         }
     }
     else
@@ -516,8 +513,6 @@ int sal_accept(int socket, struct sockaddr *addr, socklen_t *addrlen)
     /* get the socket object by socket descriptor */
     SAL_SOCKET_OBJ_GET(sock, socket);
 
-    /* check the network interface is commonicable  */
-    SAL_NETDEV_IS_COMMONICABLE(sock->netdev);
     /* check the network interface socket operations */
     SAL_NETDEV_SOCKETOPS_VALID(sock->netdev, pf, accept);