qlcnic: Fix link speed display for 82xx adapter

o Do not obtain link speed from register when adapter
  link is down.

Signed-off-by: Rajesh Borundia <[email protected]>
Signed-off-by: Shahed Shaikh <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
index 7a58e390e935a2e237bba9d7722068574cc46c8a..ac42cde478882e1bad4b384090d491a6b696886b 100644 (file)
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
@@ -301,9 +301,13 @@ int qlcnic_82xx_get_settings(struct qlcnic_adapter *adapter,
                }
 
                if (netif_running(adapter->netdev) && ahw->has_link_events) {
-                       reg = QLCRD32(adapter, P3P_LINK_SPEED_REG(pcifn));
-                       speed = P3P_LINK_SPEED_VAL(pcifn, reg);
-                       ahw->link_speed = speed * P3P_LINK_SPEED_MHZ;
+                       if (ahw->linkup) {
+                               reg = QLCRD32(adapter,
+                                             P3P_LINK_SPEED_REG(pcifn));
+                               speed = P3P_LINK_SPEED_VAL(pcifn, reg);
+                               ahw->link_speed = speed * P3P_LINK_SPEED_MHZ;
+                       }
+
                        ethtool_cmd_speed_set(ecmd, ahw->link_speed);
                        ecmd->autoneg = ahw->link_autoneg;
                        ecmd->duplex = ahw->link_duplex;