net: calxedaxgmac: fix condition in xgmac_set_features()

The "changed" variable should be a 64 bit type, otherwise it can't store
all the features.  The way the code is now the test for whether
NETIF_F_RXCSUM changed is always false and we return immediately.
Signed-off-by: NDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/calxeda/xgmac.c

@@ -1482,7 +1482,7 @@ static int xgmac_set_features(struct net_device *dev, netdev_features_t features
 	u32 ctrl;
 	struct xgmac_priv *priv = netdev_priv(dev);
 	void __iomem *ioaddr = priv->base;
-	u32 changed = dev->features ^ features;
+	netdev_features_t changed = dev->features ^ features;
 
 	if (!(changed & NETIF_F_RXCSUM))
 		return 0;