linux-kernel - Re: [PATCH] KVM: PPC: Book3S HV: Remove NULL check before kfree

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] [day] [month] [year] [list]

Message-ID: <CAJRQjod7jVRrAEmk1=qgVf5RH5oedmLC4n7Ujsh-G7sosesGDw@mail.gmail.com>
Date:   Mon, 6 Apr 2020 09:14:52 +0800
From:   Qiujun Huang <hqjagain@...il.com>
To:     Markus Elfring <Markus.Elfring@....de>
Cc:     kvm-ppc@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        LKML <linux-kernel@...r.kernel.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Chen Zhou <chenzhou10@...wei.com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Paul Mackerras <paulus@...abs.org>
Subject: Re: [PATCH] KVM: PPC: Book3S HV: Remove NULL check before kfree

Sorry about noise, please just ignore it.

On Mon, Apr 6, 2020 at 4:50 AM Markus Elfring <Markus.Elfring@....de> wrote:
>
> > NULL check before kfree is unnecessary, so remove it.
>
> Would you like to take similar update suggestions into account?
> * 2019-09-04
>   KVM: PPC: Book3S HV: Delete an unnecessary check before kfree() in __kvmhv_nested_page_fault()
>
> * [-next] KVM: PPC: Book3S HV: remove redundant NULL check
>   https://lkml.kernel.org/lkml/20200401130903.6576-1-chenzhou10@huawei.com/
>   https://lore.kernel.org/patchwork/patch/1218800/
>
> Regards,
> Markus