diff options
| author | Florian Westphal <fw@strlen.de> | 2012-11-22 01:32:46 +0000 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2012-12-03 15:13:10 +0100 |
| commit | 6d1fafcaecaa2e66eb9861a39d22fc7380ce6f78 (patch) | |
| tree | 69b8cb0fa22a5dc46a16ab59ebf5a65af5f99b6b /net/netfilter/nf_conntrack_netlink.c | |
| parent | 0360ae412d09bc6f4864c801effcb20bfd84520e (diff) | |
netfilter: ctnetlink: nla_policy updates
Add stricter checking for a few attributes.
Note that these changes don't fix any bug in the current code base.
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nf_conntrack_netlink.c')
| -rw-r--r-- | net/netfilter/nf_conntrack_netlink.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index c24a00a73c7..4e078cd84d8 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -898,7 +898,8 @@ ctnetlink_parse_zone(const struct nlattr *attr, u16 *zone) } static const struct nla_policy help_nla_policy[CTA_HELP_MAX+1] = { - [CTA_HELP_NAME] = { .type = NLA_NUL_STRING }, + [CTA_HELP_NAME] = { .type = NLA_NUL_STRING, + .len = NF_CT_HELPER_NAME_LEN - 1 }, }; static inline int @@ -932,6 +933,8 @@ static const struct nla_policy ct_nla_policy[CTA_MAX+1] = { [CTA_ID] = { .type = NLA_U32 }, [CTA_NAT_DST] = { .type = NLA_NESTED }, [CTA_TUPLE_MASTER] = { .type = NLA_NESTED }, + [CTA_NAT_SEQ_ADJ_ORIG] = { .type = NLA_NESTED }, + [CTA_NAT_SEQ_ADJ_REPLY] = { .type = NLA_NESTED }, [CTA_ZONE] = { .type = NLA_U16 }, [CTA_MARK_MASK] = { .type = NLA_U32 }, }; @@ -2322,7 +2325,8 @@ static const struct nla_policy exp_nla_policy[CTA_EXPECT_MAX+1] = { [CTA_EXPECT_MASK] = { .type = NLA_NESTED }, [CTA_EXPECT_TIMEOUT] = { .type = NLA_U32 }, [CTA_EXPECT_ID] = { .type = NLA_U32 }, - [CTA_EXPECT_HELP_NAME] = { .type = NLA_NUL_STRING }, + [CTA_EXPECT_HELP_NAME] = { .type = NLA_NUL_STRING, + .len = NF_CT_HELPER_NAME_LEN - 1 }, [CTA_EXPECT_ZONE] = { .type = NLA_U16 }, [CTA_EXPECT_FLAGS] = { .type = NLA_U32 }, [CTA_EXPECT_CLASS] = { .type = NLA_U32 }, |