netfilter: ctnetlink: missing validation of CTA_EXPECT_ZONE attribute

This patch adds the missing validation of the CTA_EXPECT_ZONE
attribute in the ctnetlink code.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Patrick McHardy <kaber@trash.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index 5bae1cd15ee..37533a30413 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -1733,6 +1733,7 @@ static const struct nla_policy exp_nla_policy[CTA_EXPECT_MAX+1] = {
         [CTA_EXPECT_TIMEOUT]    = { .type = NLA_U32 },
         [CTA_EXPECT_ID]         = { .type = NLA_U32 },
         [CTA_EXPECT_HELP_NAME]  = { .type = NLA_NUL_STRING },
+        [CTA_EXPECT_ZONE]       = { .type = NLA_U16 },
 };
 
 static int