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netfilter: cthelper: add missing attribute validation for cthelper

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commit c049b3450072b8e3998053490e025839fecfef31 upstream.

Add missing attribute validation for cthelper
to the netlink policy.

Fixes: 12f7a505331e ("netfilter: add user-space connection tracking helper infrastructure")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jakub Kicinski 2020-03-02 21:08:31 -08:00 committed by Greg Kroah-Hartman
parent 85a7e73aac
commit a2ecb2d17b
1 changed files with 2 additions and 0 deletions
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2
net/netfilter/nfnetlink_cthelper.c
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@ -711,6 +711,8 @@ static const struct nla_policy nfnl_cthelper_policy[NFCTH_MAX+1] = {
[NFCTH_NAME] = { .type = NLA_NUL_STRING,
.len = NF_CT_HELPER_NAME_LEN-1 },
[NFCTH_QUEUE_NUM] = { .type = NLA_U32, },
[NFCTH_PRIV_DATA_LEN] = { .type = NLA_U32, },
[NFCTH_STATUS] = { .type = NLA_U32, },
};
static const struct nfnl_callback nfnl_cthelper_cb[NFNL_MSG_CTHELPER_MAX] = {