diff options
Diffstat (limited to 'drivers/usb/gadget/imx_udc.c')
| -rw-r--r-- | drivers/usb/gadget/imx_udc.c | 20 | 
1 files changed, 8 insertions, 12 deletions
| diff --git a/drivers/usb/gadget/imx_udc.c b/drivers/usb/gadget/imx_udc.c index 8efd7555fa2..5bd930d779b 100644 --- a/drivers/usb/gadget/imx_udc.c +++ b/drivers/usb/gadget/imx_udc.c @@ -1334,27 +1334,18 @@ static int imx_udc_start(struct usb_gadget *gadget,  		struct usb_gadget_driver *driver)  {  	struct imx_udc_struct *imx_usb; -	int retval;  	imx_usb = container_of(gadget, struct imx_udc_struct, gadget);  	/* first hook up the driver ... */  	imx_usb->driver = driver;  	imx_usb->gadget.dev.driver = &driver->driver; -	retval = device_add(&imx_usb->gadget.dev); -	if (retval) -		goto fail; -  	D_INI(imx_usb->dev, "<%s> registered gadget driver '%s'\n",  		__func__, driver->driver.name);  	imx_udc_enable(imx_usb);  	return 0; -fail: -	imx_usb->driver = NULL; -	imx_usb->gadget.dev.driver = NULL; -	return retval;  }  static int imx_udc_stop(struct usb_gadget *gadget, @@ -1370,8 +1361,6 @@ static int imx_udc_stop(struct usb_gadget *gadget,  	imx_usb->gadget.dev.driver = NULL;  	imx_usb->driver = NULL; -	device_del(&imx_usb->gadget.dev); -  	D_INI(imx_usb->dev, "<%s> unregistered gadget driver '%s'\n",  		__func__, driver->driver.name); @@ -1477,6 +1466,10 @@ static int __init imx_udc_probe(struct platform_device *pdev)  	imx_usb->gadget.dev.parent = &pdev->dev;  	imx_usb->gadget.dev.dma_mask = pdev->dev.dma_mask; +	ret = device_add(&imx_usb->gadget.dev); +	if (retval) +		goto fail4; +  	platform_set_drvdata(pdev, imx_usb);  	usb_init_data(imx_usb); @@ -1488,9 +1481,11 @@ static int __init imx_udc_probe(struct platform_device *pdev)  	ret = usb_add_gadget_udc(&pdev->dev, &imx_usb->gadget);  	if (ret) -		goto fail4; +		goto fail5;  	return 0; +fail5: +	device_unregister(&imx_usb->gadget.dev);  fail4:  	for (i = 0; i < IMX_USB_NB_EP + 1; i++)  		free_irq(imx_usb->usbd_int[i], imx_usb); @@ -1514,6 +1509,7 @@ static int __exit imx_udc_remove(struct platform_device *pdev)  	int i;  	usb_del_gadget_udc(&imx_usb->gadget); +	device_unregister(&imx_usb->gadget.dev);  	imx_udc_disable(imx_usb);  	del_timer(&imx_usb->timer); |