Re: [PATCH] security: declare member holding string literal const

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On Tue, 3 May 2022 at 22:02, Paul Moore <paul@xxxxxxxxxxxxxx> wrote:
>
> On Mon, May 2, 2022 at 9:38 AM Christian Göttsche
> <cgzones@xxxxxxxxxxxxxx> wrote:
> > On Thu, 17 Feb 2022 at 23:50, Casey Schaufler <casey@xxxxxxxxxxxxxxxx> wrote:
> > > On 2/17/2022 6:18 AM, Christian Göttsche wrote:
> > > > The struct security_hook_list member lsm is assigned in
> > > > security_add_hooks() with string literals passed from the individual
> > > > security modules.  Declare the function parameter and the struct member
> > > > const to signal their immutability.
> > > >
> > > > Reported by Clang [-Wwrite-strings]:
> > > >
> > > >      security/selinux/hooks.c:7388:63: error: passing 'const char [8]' to parameter of type 'char *' discards qualifiers [-Werror,-Wincompatible-pointer-types-discards-qualifiers]
> > > >              security_add_hooks(selinux_hooks, ARRAY_SIZE(selinux_hooks), selinux);
> > > >                                                                           ^~~~~~~~~
> > > >      ./include/linux/lsm_hooks.h:1629:11: note: passing argument to parameter 'lsm' here
> > > >                                      char *lsm);
> > > >                                            ^
> > > >
> > > > Signed-off-by: Christian Göttsche <cgzones@xxxxxxxxxxxxxx>
> > >
> > > Reviewed-by: Casey Schaufler <casey@xxxxxxxxxxxxxxxx>
> > >
> >
> > Kindly ping;
> > any progress on this one?
>
> I've already added my Reviewed-by tag, as has Casey, so I think it's
> pretty "safe" at this point.  The next step is for James to pull this
> into the LSM tree.  If it is still collecting dust at the end of this
> week, ping us again and I can just go ahead and pull it into the
> SELinux tree, it's small enough that it shouldn't cause any problems.

end-of-the-week-ping

>
> --
> paul-moore.com




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