Am Donnerstag, den 17.05.2018, 19:03 +0200 schrieb Guido Kiener:
> + retval = usb_bulk_msg(data->usb_dev,
> + usb_sndbulkpipe(data->usb_dev,
> + data->bulk_out),
> + buffer, USBTMC_HEADER_SIZE,
> + &actual, file_data->timeout);
> +
> + /* Store bTag (in case we need to abort) */
> + data->bTag_last_write = data->bTag;
> +
> + /* Increment bTag -- and increment again if zero */
> + data->bTag++;
> + if (!data->bTag)
> + data->bTag++;
> +
Independent of whether this needs to be split up, do you really
want to do this regardless of usb_bulk_msg() returning an error?
Regards
Oliver
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