netdev - 答复: [PATCH] selftests/bpf: Fix warning comparing pointer to 0

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Message-ID: <c1b8dd58744345538d122468e4c0def3@meizu.com>
Date:   Fri, 25 Mar 2022 01:15:41 +0000
From:   白浩文 <baihaowen@...zu.com>
To:     Martin KaFai Lau <kafai@...com>
CC:     "shuah@...nel.org" <shuah@...nel.org>,
        "ast@...nel.org" <ast@...nel.org>,
        "daniel@...earbox.net" <daniel@...earbox.net>,
        "andrii@...nel.org" <andrii@...nel.org>,
        "songliubraving@...com" <songliubraving@...com>,
        "yhs@...com" <yhs@...com>,
        "john.fastabend@...il.com" <john.fastabend@...il.com>,
        "kpsingh@...nel.org" <kpsingh@...nel.org>,
        "linux-kselftest@...r.kernel.org" <linux-kselftest@...r.kernel.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "bpf@...r.kernel.org" <bpf@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: 答复: [PATCH] selftests/bpf: Fix warning comparing pointer to 0

hi, kafai

./scripts/coccicheck report this warning.
________________________________________
发件人: Martin KaFai Lau <kafai@...com>
发送时间: 2022年3月25日 4:28:48
收件人: 白浩文
抄送: shuah@...nel.org; ast@...nel.org; daniel@...earbox.net; andrii@...nel.org; songliubraving@...com; yhs@...com; john.fastabend@...il.com; kpsingh@...nel.org; linux-kselftest@...r.kernel.org; netdev@...r.kernel.org; bpf@...r.kernel.org; linux-kernel@...r.kernel.org
主题: Re: [PATCH] selftests/bpf: Fix warning comparing pointer to 0

On Thu, Mar 24, 2022 at 10:08:45AM +0800, Haowen Bai wrote:
> Avoid pointer type value compared with 0 to make code clear.
Which compiler version that warns ?
I don't see it with the latest llvm-project from github.

The patch lgtm.

Acked-by: Martin KaFai Lau <kafai@...com>