Merge branch 'topic/asoc' into for-linus

[~andy/linux] / drivers / net / e1000 / e1000_ethtool.c

diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c
index 13e9ece168898be9cde1265857f95ee29544b250..c67e93117271bb7478aac4d0c7d82cbbc19e64f6 100644 (file)
--- a/drivers/net/e1000/e1000_ethtool.c
+++ b/drivers/net/e1000/e1000_ethtool.c
@@ -215,6 +215,23 @@ static int e1000_set_settings(struct net_device *netdev,
        return 0;
 }
 
+static u32 e1000_get_link(struct net_device *netdev)
+{
+       struct e1000_adapter *adapter = netdev_priv(netdev);
+
+       /*
+        * If the link is not reported up to netdev, interrupts are disabled,
+        * and so the physical link state may have changed since we last
+        * looked. Set get_link_status to make sure that the true link
+        * state is interrogated, rather than pulling a cached and possibly
+        * stale link state from the driver.
+        */
+       if (!netif_carrier_ok(netdev))
+               adapter->hw.get_link_status = 1;
+
+       return e1000_has_link(adapter);
+}
+
 static void e1000_get_pauseparam(struct net_device *netdev,
                                 struct ethtool_pauseparam *pause)
 {
@@ -1892,7 +1909,7 @@ static const struct ethtool_ops e1000_ethtool_ops = {
        .get_msglevel           = e1000_get_msglevel,
        .set_msglevel           = e1000_set_msglevel,
        .nway_reset             = e1000_nway_reset,
-       .get_link               = ethtool_op_get_link,
+       .get_link               = e1000_get_link,
        .get_eeprom_len         = e1000_get_eeprom_len,
        .get_eeprom             = e1000_get_eeprom,
        .set_eeprom             = e1000_set_eeprom,