linux-kernel - Re: [PATCH V2] selftests/bpf: Fix warning comparing pointer to 0

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 for Android: free password hash cracker in your pocket

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

Message-ID: <11f618a9-7710-d235-bbec-5554b27512e2@fb.com>
Date:   Tue, 29 Mar 2022 20:16:08 -0700
From:   Yonghong Song <yhs@...com>
To:     Haowen Bai <baihaowen@...zu.com>, Shuah Khan <shuah@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>
Cc:     linux-kselftest@...r.kernel.org, netdev@...r.kernel.org,
        bpf@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2] selftests/bpf: Fix warning comparing pointer to 0



On 3/29/22 6:59 PM, Haowen Bai wrote:
> Avoid pointer type value compared with 0 to make code clear.
> 
> reported by coccicheck:
> tools/testing/selftests/bpf/progs/map_ptr_kern.c:370:21-22:
> WARNING comparing pointer to 0
> tools/testing/selftests/bpf/progs/map_ptr_kern.c:397:21-22:
> WARNING comparing pointer to 0
> 
> Signed-off-by: Haowen Bai <baihaowen@...zu.com>

Acked-by: Yonghong Song <yhs@...com>