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usb: gadget: uvc: use capped length value

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"req->length" is a capped version of "data->length".

Signed-off-by: Dan Carpenter <[email protected]>
Acked-by: Laurent Pinchart <[email protected]>
Signed-off-by: Felipe Balbi <[email protected]>
This commit is contained in:
Dan Carpenter authored and Felipe Balbi committed 2013-03-18 11:18:25 +02:00
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commit a5eaaa1f33
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drivers/usb/gadget/uvc_v4l2.c
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@@ -42,7 +42,7 @@ uvc_send_response(struct uvc_device *uvc, struct uvc_request_data *data)
req->length = min_t(unsigned int, uvc->event_length, data->length);
req->zero = data->length < uvc->event_length;
memcpy(req->buf, data->data, data->length);
memcpy(req->buf, data->data, req->length);
return usb_ep_queue(cdev->gadget->ep0, req, GFP_KERNEL);
}