Re: [PATCH 5/5] ISDN-Gigaset: Enclose two expressions for the sizeof operator by parentheses

From: SF Markus Elfring
Date: Mon Sep 26 2016 - 12:45:42 EST


>>> @@ -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);
>
>> wrong ...
>> think that is 7 instead of 79.
>
>
> Well, it's sizeof(pointer) so either 4 or 8, but still,
> what Markus proposes here is _wrong_.

You are right at this place.


> Markus, do you know the script probably has a lower
> style conversion defect introduction rate than you do
> when doing these mechanical things.

Would it be nice if the script "checkpatch.pl" could avoid to point
such a false positive out anyhow?


> Please use it to verify what you are doing before
> submitting more defective patches.

Do you expect a resend for this update step so that an other statement
in the function "gigaset_initdriver" would eventually be adjusted?

Regards,
Markus