diff options
Diffstat (limited to 'drivers/usb/input/wacom_sys.c')
| -rw-r--r-- | drivers/usb/input/wacom_sys.c | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/drivers/usb/input/wacom_sys.c b/drivers/usb/input/wacom_sys.c index 12b42746ded8..1fe48208c2f4 100644 --- a/drivers/usb/input/wacom_sys.c +++ b/drivers/usb/input/wacom_sys.c @@ -122,7 +122,7 @@ void wacom_input_sync(void *wcombo) static int wacom_open(struct input_dev *dev) { - struct wacom *wacom = dev->private; + struct wacom *wacom = input_get_drvdata(dev); wacom->irq->dev = wacom->usbdev; if (usb_submit_urb(wacom->irq, GFP_KERNEL)) @@ -133,7 +133,7 @@ static int wacom_open(struct input_dev *dev) static void wacom_close(struct input_dev *dev) { - struct wacom *wacom = dev->private; + struct wacom *wacom = input_get_drvdata(dev); usb_kill_urb(wacom->irq); } @@ -201,6 +201,7 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i struct wacom *wacom; struct wacom_wac *wacom_wac; struct input_dev *input_dev; + int error = -ENOMEM; char rep_data[2], limit = 0; wacom = kzalloc(sizeof(struct wacom), GFP_KERNEL); @@ -229,8 +230,10 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i wacom->wacom_wac = wacom_wac; usb_to_input_id(dev, &input_dev->id); - input_dev->cdev.dev = &intf->dev; - input_dev->private = wacom; + input_dev->dev.parent = &intf->dev; + + input_set_drvdata(input_dev, wacom); + input_dev->open = wacom_open; input_dev->close = wacom_close; @@ -252,7 +255,9 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i wacom->irq->transfer_dma = wacom->data_dma; wacom->irq->transfer_flags |= URB_NO_TRANSFER_DMA_MAP; - input_register_device(wacom->dev); + error = input_register_device(wacom->dev); + if (error) + goto fail3; /* Ask the tablet to report tablet data. Repeat until it succeeds */ do { @@ -265,11 +270,12 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i usb_set_intfdata(intf, wacom); return 0; -fail2: usb_buffer_free(dev, 10, wacom_wac->data, wacom->data_dma); -fail1: input_free_device(input_dev); + fail3: usb_free_urb(wacom->irq); + fail2: usb_buffer_free(dev, 10, wacom_wac->data, wacom->data_dma); + fail1: input_free_device(input_dev); kfree(wacom); kfree(wacom_wac); - return -ENOMEM; + return error; } static void wacom_disconnect(struct usb_interface *intf) |