diff options
Diffstat (limited to 'drivers/usb/input/appletouch.c')
| -rw-r--r-- | drivers/usb/input/appletouch.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/usb/input/appletouch.c b/drivers/usb/input/appletouch.c index c77291d3d06..36221329a4e 100644 --- a/drivers/usb/input/appletouch.c +++ b/drivers/usb/input/appletouch.c @@ -491,8 +491,7 @@ static int atp_probe(struct usb_interface *iface, const struct usb_device_id *id struct usb_host_interface *iface_desc; struct usb_endpoint_descriptor *endpoint; int int_in_endpointAddr = 0; - int i, retval = -ENOMEM; - + int i, error = -ENOMEM; /* set up the endpoint information */ /* use only the first interrupt-in endpoint */ @@ -567,17 +566,13 @@ static int atp_probe(struct usb_interface *iface, const struct usb_device_id *id } dev->urb = usb_alloc_urb(0, GFP_KERNEL); - if (!dev->urb) { - retval = -ENOMEM; + if (!dev->urb) goto err_free_devs; - } dev->data = usb_buffer_alloc(dev->udev, dev->datalen, GFP_KERNEL, &dev->urb->transfer_dma); - if (!dev->data) { - retval = -ENOMEM; + if (!dev->data) goto err_free_urb; - } usb_fill_int_urb(dev->urb, udev, usb_rcvintpipe(udev, int_in_endpointAddr), @@ -633,20 +628,25 @@ static int atp_probe(struct usb_interface *iface, const struct usb_device_id *id set_bit(BTN_TOOL_TRIPLETAP, input_dev->keybit); set_bit(BTN_LEFT, input_dev->keybit); - input_register_device(dev->input); + error = input_register_device(dev->input); + if (error) + goto err_free_buffer; /* save our data pointer in this interface device */ usb_set_intfdata(iface, dev); return 0; + err_free_buffer: + usb_buffer_free(dev->udev, dev->datalen, + dev->data, dev->urb->transfer_dma); err_free_urb: usb_free_urb(dev->urb); err_free_devs: usb_set_intfdata(iface, NULL); kfree(dev); input_free_device(input_dev); - return retval; + return error; } static void atp_disconnect(struct usb_interface *iface) |