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

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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