USB: host: use dev_get_platdata()

Use the wrapper function for retrieving the platform data instead of
accessing dev->platform_data directly.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/host/ehci-mxc.c b/drivers/usb/host/ehci-mxc.c
index 030b539..5899ad6 100644
--- a/drivers/usb/host/ehci-mxc.c
+++ b/drivers/usb/host/ehci-mxc.c
@@ -49,7 +49,7 @@
 
 static int ehci_mxc_drv_probe(struct platform_device *pdev)
 {
-	struct mxc_usbh_platform_data *pdata = pdev->dev.platform_data;
+	struct mxc_usbh_platform_data *pdata = dev_get_platdata(&pdev->dev);
 	struct usb_hcd *hcd;
 	struct resource *res;
 	int irq, ret;
@@ -174,7 +174,7 @@
 
 static int ehci_mxc_drv_remove(struct platform_device *pdev)
 {
-	struct mxc_usbh_platform_data *pdata = pdev->dev.platform_data;
+	struct mxc_usbh_platform_data *pdata = dev_get_platdata(&pdev->dev);
 	struct usb_hcd *hcd = platform_get_drvdata(pdev);
 	struct ehci_hcd *ehci = hcd_to_ehci(hcd);
 	struct ehci_mxc_priv *priv = (struct ehci_mxc_priv *) ehci->priv;