linux-kernel - Re: [PATCH RESEND v3] checkpatch: add uninitialized pointer with _

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Message-ID: <67e28fadf4c20433c964d13d96dafe3514457656.camel@gmail.com>
Date: Thu, 06 Nov 2025 21:59:33 +0530
From: ally heev <allyheev@...il.com>
To: Markus Elfring <Markus.Elfring@....de>, Geert Uytterhoeven	
 <geert@...ux-m68k.org>, linux-doc@...r.kernel.org,
 workflows@...r.kernel.org,  Joe Perches <joe@...ches.com>
Cc: LKML <linux-kernel@...r.kernel.org>, linux-pm@...r.kernel.org, Andy
 Whitcroft <apw@...onical.com>, Jonathan Corbet <corbet@....net>, Dan
 Carpenter	 <dan.carpenter@...aro.org>, Dan Williams
 <dan.j.williams@...el.com>, David Hunter <david.hunter.linux@...il.com>,
 Dwaipayan Ray <dwaipayanray1@...il.com>, Lukas Bulwahn	
 <lukas.bulwahn@...il.com>, Nishanth Menon <nm@...com>, Shuah Khan	
 <skhan@...uxfoundation.org>, Stephen Boyd <sboyd@...nel.org>, Viresh Kumar	
 <vireshk@...nel.org>
Subject: Re: [PATCH RESEND v3] checkpatch: add uninitialized pointer with
 __free attribute check

On Wed, 2025-11-05 at 10:18 +0100, Markus Elfring wrote:
[..]
> * Do corresponding source code analysis requirements indicate a need
>   to perform data processing with other programming interfaces than regular expressions?
> 

not sure about other source code analysis tools, but checkpatch
predominantly uses regexes

> * How do you think about to mention the possibility once more that scopes
>   can be reduced for affected local variables?
>   https://elixir.bootlin.com/linux/v6.18-rc4/source/include/linux/cleanup.h#L142-L146
>  ...

The docstring talks about interdependency issues caused by assigning to
`NULL` which are very rare

Regards,
Ally