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Subject: Re: [PATCH] Check for NULL ptr of btf in codegen_asserts
From:   patchwork-bot+netdevbpf@kernel.org
Message-Id: <165403681231.3395.15965102902497727563.git-patchwork-notify@kernel.org>
Date:   Tue, 31 May 2022 22:40:12 +0000
References: <20220523194917.igkgorco42537arb@jup>
In-Reply-To: <20220523194917.igkgorco42537arb@jup>
To:     Michael Mullin <masmullin@gmail.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 Mon, 23 May 2022 15:49:17 -0400 you wrote:
> bpf_object__btf() can return a NULL value.  If bpf_object__btf returns
> null, do not progress through codegen_asserts(). This avoids a null ptr
> dereference at the call btf__type_cnt() in the function find_type_for_map()
> 
> Signed-off-by: Michael Mullin <masmullin@gmail.com>
> ---
>  tools/bpf/bpftool/gen.c | 3 +++
>  1 file changed, 3 insertions(+)

Here is the summary with links:
  - Check for NULL ptr of btf in codegen_asserts
    https://git.kernel.org/bpf/bpf-next/c/d992a11f1171

You are awesome, thank you!
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