Since netif_carrier_on() will do nothing if device's carrier is already on, so it's unnecessary to do carrier status check.
It's the same for netif_carrier_off(). Signed-off-by: Zhu Yanjun <yanjun....@oracle.com> --- drivers/net/ethernet/nvidia/forcedeth.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/nvidia/forcedeth.c b/drivers/net/ethernet/nvidia/forcedeth.c index 978d329..aa912f4 100644 --- a/drivers/net/ethernet/nvidia/forcedeth.c +++ b/drivers/net/ethernet/nvidia/forcedeth.c @@ -4248,11 +4248,9 @@ static int nv_get_link_ksettings(struct net_device *dev, /* We do not track link speed / duplex setting if the * interface is disabled. Force a link check */ if (nv_update_linkspeed(dev)) { - if (!netif_carrier_ok(dev)) - netif_carrier_on(dev); + netif_carrier_on(dev); } else { - if (netif_carrier_ok(dev)) - netif_carrier_off(dev); + netif_carrier_off(dev); } } -- 2.7.4