Re: [PATCH 4/4] kernel: doc: remove outdated comment cred.c

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On Tue, Mar 10, 2020 at 02:44:18PM +0100, Bernd Edlinger wrote:
> This removes an outdated comment in prepare_kernel_cred.
> 
> There is no "cred_replace_mutex" any more, so the comment must
> go away.
> 
> Signed-off-by: Bernd Edlinger <bernd.edlinger@xxxxxxxxxx>

Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx>

-Kees

> ---
>  kernel/cred.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/kernel/cred.c b/kernel/cred.c
> index 809a985..71a7926 100644
> --- a/kernel/cred.c
> +++ b/kernel/cred.c
> @@ -675,8 +675,6 @@ void __init cred_init(void)
>   * The caller may change these controls afterwards if desired.
>   *
>   * Returns the new credentials or NULL if out of memory.
> - *
> - * Does not take, and does not return holding current->cred_replace_mutex.
>   */
>  struct cred *prepare_kernel_cred(struct task_struct *daemon)
>  {
> -- 
> 1.9.1

-- 
Kees Cook



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