net: lpc_eth: Remove unused 'pldat' variable

Since commit f786f356 ("net: ethernet: lpc_eth: use phydev
from struct net_device") the 'pldat' variable became unused, so
just remove it.
Reported-by: Olof's autobuilder <build@lixom.net>
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/nxp/lpc_eth.c

@@ -1183,7 +1183,6 @@ static void lpc_eth_set_multicast_list(struct net_device *ndev)
 
 static int lpc_eth_ioctl(struct net_device *ndev, struct ifreq *req, int cmd)
 {
-	struct netdata_local *pldat = netdev_priv(ndev);
 	struct phy_device *phydev = ndev->phydev;
 
 	if (!netif_running(ndev))