net: ieee802154: mrf24j40: 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>
diff --git a/drivers/net/ieee802154/mrf24j40.c b/drivers/net/ieee802154/mrf24j40.c
index 0ca8f88..ca00351 100644
--- a/drivers/net/ieee802154/mrf24j40.c
+++ b/drivers/net/ieee802154/mrf24j40.c
@@ -648,7 +648,7 @@
 	init_completion(&devrec->tx_complete);
 	INIT_WORK(&devrec->irqwork, mrf24j40_isrwork);
 	devrec->spi = spi;
-	dev_set_drvdata(&spi->dev, devrec);
+	spi_set_drvdata(spi, devrec);
 
 	/* Register with the 802154 subsystem */
 
@@ -720,7 +720,7 @@
 
 static int mrf24j40_remove(struct spi_device *spi)
 {
-	struct mrf24j40 *devrec = dev_get_drvdata(&spi->dev);
+	struct mrf24j40 *devrec = spi_get_drvdata(spi);
 
 	dev_dbg(printdev(devrec), "remove\n");
 
@@ -732,7 +732,7 @@
 	 * complete? */
 
 	/* Clean up the SPI stuff. */
-	dev_set_drvdata(&spi->dev, NULL);
+	spi_set_drvdata(spi, NULL);
 	kfree(devrec->buf);
 	kfree(devrec);
 	return 0;