[kernel-hardening] Re: [PATCH v2 2/5] time: mark syscore_ops as __ro_after_init

John Stultz
2017-02-11T02:12:31Z

On Fri, Feb 10, 2017 at 5:37 PM, Jess Frazelle <me@jessfraz.com> wrote:
> Marked syscore_ops structs as __ro_after_init when register_syscore_ops was
> called only during init. Most of the caller functions were already annotated as
> __init.
> unregister_syscore_ops() was never called on these ops.
> This protects the data structure from accidental corruption.
>
> Suggested-by: Kees Cook <keescook@chromium.org>
> Signed-off-by: Jess Frazelle <me@jessfraz.com>
> Acked-by: Rik van Riel <riel@redhat.com>

Thanks for sending this out. Looks reasonable to me. I'll queue it for
testing, targeting for 4.12.

thanks
-john