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Subject: Re: [PATCH bpf] bpf: Limit maximum modifier chain length in
 btf_check_type_tags
From:   patchwork-bot+netdevbpf@kernel.org
Message-Id: <165531481299.3046.5251416383564197740.git-patchwork-notify@kernel.org>
Date:   Wed, 15 Jun 2022 17:40:12 +0000
References: <20220615042151.2266537-1-memxor@gmail.com>
In-Reply-To: <20220615042151.2266537-1-memxor@gmail.com>
To:     Kumar Kartikeya Dwivedi <memxor@gmail.com>
Cc:     bpf@vger.kernel.org, ast@kernel.org, andrii@kernel.org,
        daniel@iogearbox.net
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List-ID: <bpf.vger.kernel.org>
X-Mailing-List: bpf@vger.kernel.org

Hello:

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

On Wed, 15 Jun 2022 09:51:51 +0530 you wrote:
> On processing a module BTF of module built for an older kernel, we might
> sometimes find that some type points to itself forming a loop. If such a
> type is a modifier, btf_check_type_tags's while loop following modifier
> chain will be caught in an infinite loop.
> 
> Fix this by defining a maximum chain length and bailing out if we spin
> any longer than that.
> 
> [...]

Here is the summary with links:
  - [bpf] bpf: Limit maximum modifier chain length in btf_check_type_tags
    https://git.kernel.org/bpf/bpf/c/d1a374a1aeb7

You are awesome, thank you!
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