Re: [PATCH] bpf: Convert to use the preferred fallthrough macro

From: linmiaohe
Date: Sat Aug 15 2020 - 21:49:38 EST


Andrii Nakryiko <andrii.nakryiko@xxxxxxxxx> wrote:
On Fri, Aug 14, 2020 at 2:58 AM Miaohe Lin <linmiaohe@xxxxxxxxxx> wrote:
>>
>> Convert the uses of fallthrough comments to fallthrough macro.
>> @@ -1794,7 +1794,7 @@ static bool cg_sockopt_is_valid_access(int off, int size,
>> return prog->expected_attach_type ==
>> BPF_CGROUP_GETSOCKOPT;
>> case offsetof(struct bpf_sockopt, optname):
>> - /* fallthrough */
>> + fallthrough;
>
>this fallthrough is not event necessary, let's drop it instead?

Will do. Many thanks.

>
>> case offsetof(struct bpf_sockopt, level):
>> if (size != size_default)
>> return false;
>
> [...]