linux-kernel - Re: [4/5] Coccinelle: put_device: Extend when constraints for two SmPL ellipses

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Message-ID: <eb66b997-fe0f-3118-126a-118de9530720@web.de>
Date:   Wed, 15 May 2019 19:09:55 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     Wen Yang <wen.yang99@....com.cn>
Cc:     Julia Lawall <julia.lawall@...6.fr>,
        Gilles Muller <Gilles.Muller@...6.fr>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Michal Marek <michal.lkml@...kovi.net>,
        Nicolas Palix <nicolas.palix@...g.fr>,
        Yi Wang <wang.yi59@....com.cn>,
        Coccinelle <cocci@...teme.lip6.fr>,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [4/5] Coccinelle: put_device: Extend when constraints for two
 SmPL ellipses

> Could we use it to find out as many bugs as possible in the current kernel

How do you think about to work with any more source code analysis approaches?

> and then modify it?

I guess that you do not need to wait for a solution so long.

Variables which get reassigned in unwanted ways (before the desired call
of a resource release function in the discussed use case) can be found also
with the help of the semantic patch language (Coccinelle software).

Regards,
Markus