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SubjectRe: [PATCH v3] bpf: Fix unsigned 'datasec_id' compared with zero in check_pseudo_btf_id
On Tue, Nov 10, 2020 at 9:03 PM <xiakaixu1987@gmail.com> wrote:
>
> From: Kaixu Xia <kaixuxia@tencent.com>
>
> The unsigned variable datasec_id is assigned a return value from the call
> to check_pseudo_btf_id(), which may return negative error code.
>
> Fixes coccicheck warning:
>
> ./kernel/bpf/verifier.c:9616:5-15: WARNING: Unsigned expression compared with zero: datasec_id > 0
>
> Reported-by: Tosk Robot <tencent_os_robot@tencent.com>
> Signed-off-by: Kaixu Xia <kaixuxia@tencent.com>
> ---

Looks good.

Acked-by: Andrii Nakryiko <andrii@kernel.org>

[...]

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