linux-kernel - Re: [1/7] irqchip: Fix potential resource leaks

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <37ff7ca4-dc7c-6a43-94a3-9628efe69b25@web.de>
Date:   Wed, 24 Jun 2020 12:06:35 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     Tiezhu Yang <yangtiezhu@...ngson.cn>, devicetree@...r.kernel.org,
        linux-mips@...r.kernel.org
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org,
        Huacai Chen <chenhc@...ote.com>,
        Jason Cooper <jason@...edaemon.net>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        Marc Zyngier <maz@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Xuefeng Li <lixuefeng@...ngson.cn>
Subject: Re: [1/7] irqchip: Fix potential resource leaks

>> Were any known software analysis tools involved for the detection of
>> questionable source code places?
>
> kmemleak can detect memory leak,
> but I do not know how to detect other kind of leaks.

How do you think about to extend source code analysis tools accordingly?


> I think consciously release resource in the error path can avoid leaks.

Is it often too easy to overlook relevant function calls?

Regards,
Markus