netdev - Re: [PATCH v2 bpf] bpf: fix leak in LINK_UPDATE and enforce empty old_prog

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Message-ID: <CAADnVQJSG1NxydbgM9-YXfhSeKeawwDnfKBemZ_HOL+c7tJGDw@mail.gmail.com>
Date:   Fri, 24 Apr 2020 17:30:51 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     Andrii Nakryiko <andriin@...com>
Cc:     bpf <bpf@...r.kernel.org>,
        Network Development <netdev@...r.kernel.org>,
        Alexei Starovoitov <ast@...com>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii.nakryiko@...il.com>,
        Kernel Team <kernel-team@...com>
Subject: Re: [PATCH v2 bpf] bpf: fix leak in LINK_UPDATE and enforce empty old_prog_fd

On Thu, Apr 23, 2020 at 10:21 PM Andrii Nakryiko <andriin@...com> wrote:
>
> Fix bug of not putting bpf_link in LINK_UPDATE command.
> Also enforce zeroed old_prog_fd if no BPF_F_REPLACE flag is specified.
>
> Signed-off-by: Andrii Nakryiko <andriin@...com>

Applied. Thanks