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SubjectRe: [PATCH v2 6/7] audit: Use task_is_in_init_pid_ns()
On Wed, Dec 8, 2021 at 3:33 AM Leo Yan <leo.yan@linaro.org> wrote:
>
> Replace open code with task_is_in_init_pid_ns() for checking root PID
> namespace.
>
> Signed-off-by: Leo Yan <leo.yan@linaro.org>
> ---
> kernel/audit.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)

I'm not sure how necessary this is, but it looks correct to me.

Acked-by: Paul Moore <paul@paul-moore.com>

> diff --git a/kernel/audit.c b/kernel/audit.c
> index 121d37e700a6..56ea91014180 100644
> --- a/kernel/audit.c
> +++ b/kernel/audit.c
> @@ -1034,7 +1034,7 @@ static int audit_netlink_ok(struct sk_buff *skb, u16 msg_type)
> case AUDIT_MAKE_EQUIV:
> /* Only support auditd and auditctl in initial pid namespace
> * for now. */
> - if (task_active_pid_ns(current) != &init_pid_ns)
> + if (!task_is_in_init_pid_ns(current))
> return -EPERM;
>
> if (!netlink_capable(skb, CAP_AUDIT_CONTROL))
> --
> 2.25.1

--
paul moore
www.paul-moore.com

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