usb: chipidea: imx: simplify the usbmisc callers

[karo-tx-linux.git] / drivers / usb / chipidea / usbmisc_imx.c

diff --git a/drivers/usb/chipidea/usbmisc_imx.c b/drivers/usb/chipidea/usbmisc_imx.c
index 93856027d6f4cd88db8ac80f6adbf0e91929f876..eb77e3285c8a59ee9e8749773a32f74867049551 100644 (file)
--- a/drivers/usb/chipidea/usbmisc_imx.c
+++ b/drivers/usb/chipidea/usbmisc_imx.c
@@ -265,8 +265,12 @@ static const struct usbmisc_ops vf610_usbmisc_ops = {
 
 int imx_usbmisc_init(struct imx_usbmisc_data *data)
 {
-       struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
+       struct imx_usbmisc *usbmisc;
+
+       if (!data)
+               return 0;
 
+       usbmisc = dev_get_drvdata(data->dev);
        if (!usbmisc->ops->init)
                return 0;
        return usbmisc->ops->init(data);
@@ -275,8 +279,12 @@ EXPORT_SYMBOL_GPL(imx_usbmisc_init);
 
 int imx_usbmisc_init_post(struct imx_usbmisc_data *data)
 {
-       struct imx_usbmisc *usbmisc = dev_get_drvdata(data->dev);
+       struct imx_usbmisc *usbmisc;
+
+       if (!data)
+               return 0;
 
+       usbmisc = dev_get_drvdata(data->dev);
        if (!usbmisc->ops->post)
                return 0;
        return usbmisc->ops->post(data);