Messages in this thread | | | From | Kees Cook <> | Date | Tue, 30 Apr 2019 08:42:42 -0700 | Subject | Re: [PATCH v4] proc/sysctl: add shared variables for range check |
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On Tue, Apr 30, 2019 at 3:47 AM Matteo Croce <mcroce@redhat.com> wrote: > > On Tue, Apr 30, 2019 at 12:26 AM Matteo Croce <mcroce@redhat.com> wrote: > > > > Add a const int array containing the most commonly used values, > > some macros to refer more easily to the correct array member, > > and use them instead of creating a local one for every object file. > > > > Ok it seems that this simply can't be done, because there are at least > two points where extra1,2 are set to a non const struct: > in ip_vs_control_net_init_sysctl() it's assigned to struct netns_ipvs, > while in mpls_dev_sysctl_register() it's assigned to a struct mpls_dev > and a struct net.
Why can't these be converted to const also? I don't see the pointer changing anywhere. They're created in one place and never changed.
If it's only a couple places, it seems like it'd be nice to get these fixed.
-- Kees Cook
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