linux-kernel - Re: [cocci] [PATCH] coccinelle: misc: minmax: Suppress reports for err returns

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Date: Fri, 19 Apr 2024 08:51:19 +0200
From: Markus Elfring <Markus.Elfring@....de>
To: Julia Lawall <julia.lawall@...ia.fr>,
 Ricardo Ribalda <ribalda@...omium.org>, Denis Efremov <efremov@...ux.com>,
 Nicolas Palix <nicolas.palix@...g.fr>, cocci@...ia.fr,
 kernel-janitors@...r.kernel.org
Cc: LKML <linux-kernel@...r.kernel.org>
Subject: Re: [cocci] [PATCH] coccinelle: misc: minmax: Suppress reports for
 err returns

>> Most of the people prefer:
>>
>> return ret < 0 ? ret: 0;
>>
>> than:
>>
>> return min(ret, 0);
>>
>> Let's tweak the cocci file to ignore those lines completely.
…
> Applied, thanks. (Coccinelle for-6.10 branch).

Was a planned code adjustment published?


…
>> +++ b/scripts/coccinelle/misc/minmax.cocci
>> @@ -50,11 +50,26 @@ func(...)
>>  	...>
>>  }
>>
>> +// Ignore errcode returns.
>> +@...code@
…
>> -// Don't generate patches for errcode returns.
>> -@...code depends on patch@
…

How does such a change fit to the usability of the coccicheck operation modes
“context” and “org”?

Should dependencies be reconsidered any more for the desired consistency
of involved rules for scripts of the semantic patch language?

Regards,
Markus