Re: [PATCH v2 3/3] lbespol: remove wild cards in mapfile

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On Wed, Mar 11, 2020 at 2:53 PM Stephen Smalley
<stephen.smalley.work@xxxxxxxxx> wrote:
>
> On Tue, Mar 10, 2020 at 5:09 PM <bill.c.roberts@xxxxxxxxx> wrote:
> >
> > From: William Roberts <william.c.roberts@xxxxxxxxx>
> >
> > With the old hidden_def and hidden_proto DSO infrastructure removed,
> > correctness of the map file becomes paramount, as it is what filters out
> > public API. Because of this, the wild cards should not be used, as it
> > lets some functions through that should not be made public API. Thus
> > remove the wild cards, and sort the list.
> >
> > Additionally, verify that nothing changed in external symbols as well:
> >
> > This was checked by generating an old export map (from master):
> > nm --defined-only -g ./src/libsepol.so | cut -d' ' -f 3-3 | grep -v '^_' > old.map
> >
> > Then creating a new one for this library after this patch is applied:
> > nm --defined-only -g ./src/libsepol.so | cut -d' ' -f 3-3 | grep -v '^_' > new.map
> >
> > And diffing them:
> > diff old.map new.map
> >
> > Signed-off-by: William Roberts <william.c.roberts@xxxxxxxxx>
>
> Other than the typo in the subject line,
> Acked-by: Stephen Smalley <sds@xxxxxxxxxxxxx>
>
> This should fix https://github.com/SELinuxProject/selinux/issues/204

and https://github.com/SELinuxProject/selinux/issues/165



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