# Re: ISDN-Gigaset: Enclose two expressions for the sizeof operator by parentheses

- From: SF Markus Elfring \<hidden\>
- Date: 2016-09-26 18:00:32 
- List: netdev
- Page: https://ratatoskr.run/netdev/2016/09/4844122
- Thread: https://ratatoskr.run/netdev/2016/09/4844010/t.md

```text
>> @@ -53,7 +53,7 @@ void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
>>  {
>>      unsigned char outbuf[80];
>>      unsigned char c;
>> -    size_t space = sizeof outbuf - 1;
>> +    size_t space = sizeof(outbuf - 1);
> 
>    What?! Does that compile?

Yes, of course. - The calculated value will be lower than intended.

Unfortunately, I stumbled on one of my own programming mistakes once again.


I sent a corrected update suggestion for further considerations a few minutes ago.

Regards,
Markus
```