[PATCH v2 35/37] kasan, slub: reset tags when accessing metadata
Andrey Konovalov
andreyknvl at google.com
Fri Sep 18 10:55:45 EDT 2020
On Fri, Sep 18, 2020 at 4:44 PM Marco Elver <elver at google.com> wrote:
>
> On Tue, Sep 15, 2020 at 11:16PM +0200, Andrey Konovalov wrote:
> [...]
> > static void set_track(struct kmem_cache *s, void *object,
> > @@ -583,7 +585,8 @@ static void set_track(struct kmem_cache *s, void *object,
> > unsigned int nr_entries;
> >
> > metadata_access_enable();
> > - nr_entries = stack_trace_save(p->addrs, TRACK_ADDRS_COUNT, 3);
> > + nr_entries = stack_trace_save(kasan_reset_tag(p->addrs),
> > + TRACK_ADDRS_COUNT, 3);
>
> Suggested edit (below 100 cols):
>
> - nr_entries = stack_trace_save(kasan_reset_tag(p->addrs),
> - TRACK_ADDRS_COUNT, 3);
> + nr_entries = stack_trace_save(kasan_reset_tag(p->addrs), TRACK_ADDRS_COUNT, 3);
>
Ah, yes, it's a 100 lines now :) Will do in v3, thanks!
More information about the linux-arm-kernel
mailing list