On Wed, Jul 18, 2018 at 10:45:36AM +0200, Guido Kiener wrote:
> +/*
> + * Set the usb timeout value
> + */
> +static int usbtmc_ioctl_set_timeout(struct usbtmc_file_data *file_data,
> + void __user *arg)
> +{
> + u32 timeout;
> +
> + if (get_user(timeout, (__u32 __user *)arg))
> + return -EFAULT;
> +
> + /* Note that timeout = 0 means
> + * MAX_SCHEDULE_TIMEOUT in usb_control_msg
> + */
> + if (timeout < USBTMC_MIN_TIMEOUT)
> + return -EINVAL;
No max timeout limit? That feels odd, but ok, it's your api, you might
be waiting a long time :)
thanks,
greg k-h
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