i40e: fix WoL support check

jira LE-1907
Rebuild_History Non-Buildable kernel-3.10.0-1062.el7
commit-author Stefan Assmann <sassmann@kpanic.de>
commit f669d24

The current check for WoL on i40e is broken. Code comment says only
magic packet is supported, so only check for that.

Fixes: 540a152 (i40e/ixgbe/igb: fail on new WoL flag setting WAKE_MAGICSECURE)

	Signed-off-by: Stefan Assmann <sassmann@kpanic.de>
	Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
(cherry picked from commit f669d24)
	Signed-off-by: Jonathan Maple <jmaple@ciq.com>

Author: PlaidCat

drivers/net/ethernet/intel/i40e/i40e_ethtool.c

@@ -2565,8 +2565,7 @@ static int i40e_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
 		return -EOPNOTSUPP;
 
 	/* only magic packet is supported */
-	if (wol->wolopts && (wol->wolopts != WAKE_MAGIC)
-			  | (wol->wolopts != WAKE_FILTER))
+	if (wol->wolopts & ~WAKE_MAGIC)
 		return -EOPNOTSUPP;
 
 	/* is this a new value? */