Re: [PATCH 54/64] ipv6: Use struct_group() to zero rt6_info

From: Kees Cook
Date: Sat Jul 31 2021 - 11:02:22 EST


On Thu, Jul 29, 2021 at 11:58:50AM -0700, Jakub Kicinski wrote:
> On Tue, 27 Jul 2021 13:58:45 -0700 Kees Cook wrote:
> > In preparation for FORTIFY_SOURCE performing compile-time and run-time
> > field bounds checking for memset(), avoid intentionally writing across
> > neighboring fields.
> >
> > Add struct_group() to mark region of struct rt6_info that should be
> > initialized to zero.
>
> memset_after() ?

Oh, hah. Yes. I will adjust for v2.

--
Kees Cook