team: update master carrier state

Update master's carrier state when there is any
change with its ports.

Signed-off-by: Flavio Leitner <fbl@redhat.com>
Acked-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 918a901754b6c2a7069153b7894a3db7b08e0358..78c7d8724614428d296ea7618dd2f4a3db4d6dbe 100644 (file)
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -1400,13 +1400,11 @@ static void team_destructor(struct net_device *dev)
 
 static int team_open(struct net_device *dev)
 {
-       netif_carrier_on(dev);
        return 0;
 }
 
 static int team_close(struct net_device *dev)
 {
-       netif_carrier_off(dev);
        return 0;
 }
 
@@ -2560,21 +2558,43 @@ send_event:
 
 }
 
+static void __team_carrier_check(struct team *team)
+{
+       struct team_port *port;
+       bool team_linkup;
+
+       team_linkup = false;
+       list_for_each_entry(port, &team->port_list, list) {
+               if (port->linkup) {
+                       team_linkup = true;
+                       break;
+               }
+       }
+
+       if (team_linkup)
+               netif_carrier_on(team->dev);
+       else
+               netif_carrier_off(team->dev);
+}
+
 static void __team_port_change_check(struct team_port *port, bool linkup)
 {
        if (port->state.linkup != linkup)
                __team_port_change_send(port, linkup);
+       __team_carrier_check(port->team);
 }
 
 static void __team_port_change_port_added(struct team_port *port, bool linkup)
 {
        __team_port_change_send(port, linkup);
+       __team_carrier_check(port->team);
 }
 
 static void __team_port_change_port_removed(struct team_port *port)
 {
        port->removed = true;
        __team_port_change_send(port, false);
+       __team_carrier_check(port->team);
 }
 
 static void team_port_change_check(struct team_port *port, bool linkup)