ath6kl: Use net_device_stats from struct net_device

Instead of using a private copy of struct net_device_stats in struct
ath6kl_vif, use stats from struct net_device. Also remove the now
unnecessary .ndo_get_stats function.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

drivers/net/wireless/ath/ath6kl/main.c

@@ -1113,13 +1113,6 @@ static int ath6kl_close(struct net_device *dev)
 	return 0;
 }
 
-static struct net_device_stats *ath6kl_get_stats(struct net_device *dev)
-{
-	struct ath6kl_vif *vif = netdev_priv(dev);
-
-	return &vif->net_stats;
-}
-
 static int ath6kl_set_features(struct net_device *dev,
 			       netdev_features_t features)
 {
@@ -1285,7 +1278,6 @@ static const struct net_device_ops ath6kl_netdev_ops = {
 	.ndo_open               = ath6kl_open,
 	.ndo_stop               = ath6kl_close,
 	.ndo_start_xmit         = ath6kl_data_tx,
-	.ndo_get_stats          = ath6kl_get_stats,
 	.ndo_set_features       = ath6kl_set_features,
 	.ndo_set_rx_mode	= ath6kl_set_multicast_list,
 };