net: ethernet: enc28j60: use spi_get_drvdata() and spi_set_drvdata()

Use the wrapper functions for getting and setting the driver data using
spi_device instead of using dev_{get|set}_drvdata with &spi->dev, so we
can directly pass a struct spi_device.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/microchip/enc28j60.c

@@ -1566,7 +1566,7 @@ static int enc28j60_probe(struct spi_device *spi)
 	INIT_WORK(&priv->setrx_work, enc28j60_setrx_work_handler);
 	INIT_WORK(&priv->irq_work, enc28j60_irq_work_handler);
 	INIT_WORK(&priv->restart_work, enc28j60_restart_work_handler);
-	dev_set_drvdata(&spi->dev, priv);	/* spi to priv reference */
+	spi_set_drvdata(spi, priv);	/* spi to priv reference */
 	SET_NETDEV_DEV(dev, &spi->dev);
 
 	if (!enc28j60_chipset_init(dev)) {
@@ -1618,7 +1618,7 @@ static int enc28j60_probe(struct spi_device *spi)
 
 static int enc28j60_remove(struct spi_device *spi)
 {
-	struct enc28j60_net *priv = dev_get_drvdata(&spi->dev);
+	struct enc28j60_net *priv = spi_get_drvdata(spi);
 
 	if (netif_msg_drv(priv))
 		printk(KERN_DEBUG DRV_NAME ": remove\n");