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Subject: Re: [PATCH] libbpf: potential NULL dereference in
 usdt_manager_attach_usdt()
From:   patchwork-bot+netdevbpf@kernel.org
Message-Id: <164935861227.15263.23714590437746578.git-patchwork-notify@kernel.org>
Date:   Thu, 07 Apr 2022 19:10:12 +0000
References: <1649299098-2069-1-git-send-email-baihaowen@meizu.com>
In-Reply-To: <1649299098-2069-1-git-send-email-baihaowen@meizu.com>
To:     Haowen Bai <baihaowen@meizu.com>
Cc:     ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org,
        kafai@fb.com, songliubraving@fb.com, yhs@fb.com,
        john.fastabend@gmail.com, kpsingh@kernel.org,
        netdev@vger.kernel.org, bpf@vger.kernel.org,
        linux-kernel@vger.kernel.org
Precedence: bulk

Hello:

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

On Thu, 7 Apr 2022 10:38:17 +0800 you wrote:
> link could be null but still dereference bpf_link__destroy(&link->link)
> and it will lead to a null pointer access.
> 
> Signed-off-by: Haowen Bai <baihaowen@meizu.com>
> ---
>  tools/lib/bpf/usdt.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Here is the summary with links:
  - libbpf: potential NULL dereference in usdt_manager_attach_usdt()
    https://git.kernel.org/bpf/bpf-next/c/e58c5c971746

You are awesome, thank you!
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