All of lore.kernel.org
 help / color / mirror / Atom feed
From: patchwork-bot+netdevbpf@kernel.org
To: Kees Cook <keescook@chromium.org>
Cc: ast@kernel.org, daniel@iogearbox.net, john.fastabend@gmail.com,
	andrii@kernel.org, martin.lau@linux.dev, song@kernel.org,
	yhs@fb.com, kpsingh@kernel.org, sdf@google.com,
	haoluo@google.com, jolsa@kernel.org, gustavoars@kernel.org,
	bpf@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-hardening@vger.kernel.org
Subject: Re: [PATCH] bpf: Replace 0-length arrays with flexible arrays
Date: Tue, 10 Jan 2023 22:50:15 +0000	[thread overview]
Message-ID: <167339101599.28902.5327791124067545987.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20230105192646.never.154-kees@kernel.org>

Hello:

This patch was applied to bpf/bpf-next.git (master)
by Daniel Borkmann <daniel@iogearbox.net>:

On Thu,  5 Jan 2023 11:26:47 -0800 you wrote:
> Zero-length arrays are deprecated[1]. Replace struct bpf_array's
> union of 0-length arrays with flexible arrays. (How are the
> sizes of these arrays verified?) Detected with GCC 13, using
> -fstrict-flex-arrays=3:
> 
> arch/x86/net/bpf_jit_comp.c: In function 'bpf_tail_call_direct_fixup':
> arch/x86/net/bpf_jit_comp.c:606:37: warning: array subscript <unknown> is outside array bounds of 'void *[0]' [-Warray-bounds=]
>   606 |                 target = array->ptrs[poke->tail_call.key];
>       |                          ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~
> In file included from include/linux/filter.h:9,
>                  from arch/x86/net/bpf_jit_comp.c:9:
> include/linux/bpf.h:1527:23: note: while referencing 'ptrs'
>  1527 |                 void *ptrs[0] __aligned(8);
>       |                       ^~~~
> 
> [...]

Here is the summary with links:
  - bpf: Replace 0-length arrays with flexible arrays
    https://git.kernel.org/bpf/bpf-next/c/129d868ede1e

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



      parent reply	other threads:[~2023-01-10 22:52 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-05 19:26 [PATCH] bpf: Replace 0-length arrays with flexible arrays Kees Cook
2023-01-05 19:56 ` Stanislav Fomichev
2023-01-10 22:50 ` patchwork-bot+netdevbpf [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=167339101599.28902.5327791124067545987.git-patchwork-notify@kernel.org \
    --to=patchwork-bot+netdevbpf@kernel.org \
    --cc=andrii@kernel.org \
    --cc=ast@kernel.org \
    --cc=bpf@vger.kernel.org \
    --cc=daniel@iogearbox.net \
    --cc=gustavoars@kernel.org \
    --cc=haoluo@google.com \
    --cc=john.fastabend@gmail.com \
    --cc=jolsa@kernel.org \
    --cc=keescook@chromium.org \
    --cc=kpsingh@kernel.org \
    --cc=linux-hardening@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=martin.lau@linux.dev \
    --cc=sdf@google.com \
    --cc=song@kernel.org \
    --cc=yhs@fb.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.