net: smc911x: use dev_get_platdata()

Use the wrapper function for retrieving the platform data instead of
accessing dev->platform_data directly. This is a cosmetic change
to make the code simpler and enhance the readability.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/smsc/smc911x.c b/drivers/net/ethernet/smsc/smc911x.c
index 345558f..afe01c4 100644
--- a/drivers/net/ethernet/smsc/smc911x.c
+++ b/drivers/net/ethernet/smsc/smc911x.c
@@ -2067,7 +2067,7 @@
 	lp->netdev = ndev;
 #ifdef SMC_DYNAMIC_BUS_CONFIG
 	{
-		struct smc911x_platdata *pd = pdev->dev.platform_data;
+		struct smc911x_platdata *pd = dev_get_platdata(&pdev->dev);
 		if (!pd) {
 			ret = -EINVAL;
 			goto release_both;