e1000e: check WoL mode is among set of supported modes

When setting WoL feature, check the supplied modes are all supported rather
than checking for no support.  This way, if any new modes are added the
driver does not default to not complaining about it if we don't really
support it.

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 5 deletions

diff --git a/drivers/net/e1000e/ethtool.c b/drivers/net/e1000e/ethtool.c
index c430dc8b70a3..3af5ee4a4cc8 100644
--- a/drivers/net/e1000e/ethtool.c
+++ b/drivers/net/e1000e/ethtool.c
@@ -1777,12 +1777,11 @@ static int e1000_set_wol(struct net_device *netdev,
 {
         struct e1000_adapter *adapter = netdev_priv(netdev);
 
-        if (wol->wolopts & WAKE_MAGICSECURE)
-                return -EOPNOTSUPP;
-
         if (!(adapter->flags & FLAG_HAS_WOL) ||
-            !device_can_wakeup(&adapter->pdev->dev))
-                return wol->wolopts ? -EOPNOTSUPP : 0;
+            !device_can_wakeup(&adapter->pdev->dev) ||
+            (wol->wolopts & ~(WAKE_UCAST | WAKE_MCAST | WAKE_BCAST |
+                              WAKE_MAGIC | WAKE_PHY | WAKE_ARP)))
+                return -EOPNOTSUPP;
 
         /* these settings will always override what we currently have */
         adapter->wol = 0;