can: flexcan: 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: Marc Kleine-Budde <mkl@pengutronix.de>
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 71c677e..e8c46bd 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -1074,7 +1074,7 @@
 	priv->dev = dev;
 	priv->clk_ipg = clk_ipg;
 	priv->clk_per = clk_per;
-	priv->pdata = pdev->dev.platform_data;
+	priv->pdata = dev_get_platdata(&pdev->dev);
 	priv->devtype_data = devtype_data;
 
 	priv->reg_xceiver = devm_regulator_get(&pdev->dev, "xceiver");