Re: [PATCH v3 bpf-next 1/4] bpf: validate BPF object in BPF_OBJ_PIN before calling LSM

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On Mon, May 22, 2023 at 04:29:14PM -0700, Andrii Nakryiko wrote:
> Do a sanity check whether provided file-to-be-pinned is actually a BPF
> object (prog, map, btf) before calling security_path_mknod LSM hook. If
> it's not, LSM hook doesn't have to be triggered, as the operation has no
> chance of succeeding anyways.
> 
> Suggested-by: Christian Brauner <brauner@xxxxxxxxxx>
> Signed-off-by: Andrii Nakryiko <andrii@xxxxxxxxxx>
> ---

Reviewed-by: Christian Brauner <brauner@xxxxxxxxxx>




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