libertas: fix misuse of netdev_priv() and dev->ml_priv

The mesh and radiotap interfaces need to use the same private data as
the main wifi interface.  If the main wifi interface uses netdev_priv(),
but the other interfaces ->ml_priv, there's no way to figure out where
the private data actually is in the WEXT handlers and netdevice
callbacks.  So make everything use ->ml_priv.

Fixes botched netdev_priv() conversion introduced by "netdevice
libertas: Fix directly reference of netdev->priv", though admittedly
libertas' use of ->priv was somewhat "special".

Signed-off-by: Kiran Divekar <dkiran@marvell.com>
Acked-by: Dan Williams <dcbw@redhat.com>
Tested-by: Chris Ball <cjb@laptop.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/libertas/ethtool.c b/drivers/net/wireless/libertas/ethtool.c
index 61d2f50..b118a35 100644
--- a/drivers/net/wireless/libertas/ethtool.c
+++ b/drivers/net/wireless/libertas/ethtool.c
@@ -23,7 +23,7 @@
 static void lbs_ethtool_get_drvinfo(struct net_device *dev,
 					 struct ethtool_drvinfo *info)
 {
-	struct lbs_private *priv = netdev_priv(dev);
+	struct lbs_private *priv = dev->ml_priv;
 
 	snprintf(info->fw_version, 32, "%u.%u.%u.p%u",
 		priv->fwrelease >> 24 & 0xff,
@@ -47,7 +47,7 @@
 static int lbs_ethtool_get_eeprom(struct net_device *dev,
                                   struct ethtool_eeprom *eeprom, u8 * bytes)
 {
-	struct lbs_private *priv = netdev_priv(dev);
+	struct lbs_private *priv = dev->ml_priv;
 	struct cmd_ds_802_11_eeprom_access cmd;
 	int ret;
 
@@ -76,7 +76,7 @@
 static void lbs_ethtool_get_stats(struct net_device *dev,
 				  struct ethtool_stats *stats, uint64_t *data)
 {
-	struct lbs_private *priv = netdev_priv(dev);
+	struct lbs_private *priv = dev->ml_priv;
 	struct cmd_ds_mesh_access mesh_access;
 	int ret;
 
@@ -113,7 +113,7 @@
 
 static int lbs_ethtool_get_sset_count(struct net_device *dev, int sset)
 {
-	struct lbs_private *priv = netdev_priv(dev);
+	struct lbs_private *priv = dev->ml_priv;
 
 	if (sset == ETH_SS_STATS && dev == priv->mesh_dev)
 		return MESH_STATS_NUM;
@@ -143,7 +143,7 @@
 static void lbs_ethtool_get_wol(struct net_device *dev,
 				struct ethtool_wolinfo *wol)
 {
-	struct lbs_private *priv = netdev_priv(dev);
+	struct lbs_private *priv = dev->ml_priv;
 
 	if (priv->wol_criteria == 0xffffffff) {
 		/* Interface driver didn't configure wake */
@@ -166,7 +166,7 @@
 static int lbs_ethtool_set_wol(struct net_device *dev,
 			       struct ethtool_wolinfo *wol)
 {
-	struct lbs_private *priv = netdev_priv(dev);
+	struct lbs_private *priv = dev->ml_priv;
 	uint32_t criteria = 0;
 
 	if (priv->wol_criteria == 0xffffffff && wol->wolopts)