linux-kernel - Re: [PATCH bpf-next] selftests/bpf: cgroup_helpers.c: Fix strncpy() fortify warning

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Message-Id: <166760221576.27361.8207434405001811248.git-patchwork-notify@kernel.org>
Date:   Fri, 04 Nov 2022 22:50:15 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Rong Tao <rtoax@...mail.com>
Cc:     andrii.nakryiko@...il.com, andrii@...nel.org, ast@...nel.org,
        bpf@...r.kernel.org, daniel@...earbox.net, david.laight@...lab.com,
        haoluo@...gle.com, john.fastabend@...il.com, jolsa@...nel.org,
        kpsingh@...nel.org, linux-kernel@...r.kernel.org,
        linux-kselftest@...r.kernel.org, martin.lau@...ux.dev,
        mykolal@...com, rongtao@...tc.cn, sdf@...gle.com, shuah@...nel.org,
        song@...nel.org, yhs@...com
Subject: Re: [PATCH bpf-next] selftests/bpf: cgroup_helpers.c: Fix strncpy()
 fortify warning

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Andrii Nakryiko <andrii@...nel.org>:

On Fri,  4 Nov 2022 09:27:54 +0800 you wrote:
> From: Rong Tao <rongtao@...tc.cn>
> 
> Copy libbpf_strlcpy() from libbpf_internal.h to bpf_util.h, and rename it
> to bpf_strlcpy(), then replace selftests strncpy()/libbpf_strlcpy() with
> bpf_strlcpy(), fix compile warning.
> 
> The libbpf_internal.h header cannot be used directly here, because
> references to cgroup_helpers.c in samples/bpf will generate compilation
> errors. We also can't add libbpf_strlcpy() directly to bpf_util.h,
> because the definition of libbpf_strlcpy() in libbpf_internal.h is
> duplicated. In order not to modify the libbpf code, add a new function
> bpf_strlcpy() to selftests bpf_util.h.
> 
> [...]

Here is the summary with links:
  - [bpf-next] selftests/bpf: cgroup_helpers.c: Fix strncpy() fortify warning
    https://git.kernel.org/bpf/bpf-next/c/b3c09fdca113

You are awesome, thank you!
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