On Mon, Mar 24, 2014 at 11:41:05PM +0100, Florian Westphal wrote:
> Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx> wrote:
> > diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
> > index 33045a5..43ae487 100644
> > --- a/net/netfilter/nf_tables_api.c
> > +++ b/net/netfilter/nf_tables_api.c
> > @@ -1946,7 +1946,8 @@ static const struct nft_set_ops *nft_select_set_ops(const struct nlattr * const
> >
> > static const struct nla_policy nft_set_policy[NFTA_SET_MAX + 1] = {
> > [NFTA_SET_TABLE] = { .type = NLA_STRING },
> > - [NFTA_SET_NAME] = { .type = NLA_STRING },
> > + [NFTA_SET_NAME] = { .type = NLA_STRING,
> > + .len = IFNAMSIZ - 1 },
>
> Not related to your patch, but it looks to me as if all of these
> should be NLA_NUL_STRING, no?
This is what I originally thought. But all of the nla_* functions use
the nla_len to know length of the string coming from userspace, so
they don't rely on the trailing nul-termination.
Anyway, I'd appreciate if you can do a second look at this to make
sure I'm not overlooking anything. Thanks.
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