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[NETFILTER]: nfnetlink_queue: use netlink policy 

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2007-09-28 14:39:26 -07:00 committed by David S. Miller
parent fd8281adac
commit 5bf7585393
1 changed files with 11 additions and 19 deletions
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30
net/netfilter/nfnetlink_queue.c
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@ -777,10 +777,10 @@ static struct notifier_block nfqnl_rtnl_notifier = {
.notifier_call = nfqnl_rcv_nl_event,
};
static const int nfqa_verdict_min[NFQA_MAX+1] = {
[NFQA_VERDICT_HDR] = sizeof(struct nfqnl_msg_verdict_hdr),
[NFQA_MARK] = sizeof(u_int32_t),
[NFQA_PAYLOAD] = 0,
static const struct nla_policy nfqa_verdict_policy[NFQA_MAX+1] = {
[NFQA_VERDICT_HDR] = { .len = sizeof(struct nfqnl_msg_verdict_hdr) },
[NFQA_MARK] = { .type = NLA_U32 },
[NFQA_PAYLOAD] = { .type = NLA_UNSPEC },
};
static int
@ -796,11 +796,6 @@ nfqnl_recv_verdict(struct sock *ctnl, struct sk_buff *skb,
struct nfqnl_queue_entry *entry;
int err;
if (nlattr_bad_size(nfqa, NFQA_MAX, nfqa_verdict_min)) {
QDEBUG("bad attribute size\n");
return -EINVAL;
}
queue = instance_lookup_get(queue_num);
if (!queue)
return -ENODEV;
@ -855,9 +850,9 @@ nfqnl_recv_unsupp(struct sock *ctnl, struct sk_buff *skb,
return -ENOTSUPP;
}
static const int nfqa_cfg_min[NFQA_CFG_MAX+1] = {
[NFQA_CFG_CMD] = sizeof(struct nfqnl_msg_config_cmd),
[NFQA_CFG_PARAMS] = sizeof(struct nfqnl_msg_config_params),
static const struct nla_policy nfqa_cfg_policy[NFQA_CFG_MAX+1] = {
[NFQA_CFG_CMD] = { .len = sizeof(struct nfqnl_msg_config_cmd) },
[NFQA_CFG_PARAMS] = { .len = sizeof(struct nfqnl_msg_config_params) },
};
static struct nf_queue_handler nfqh = {
@ -876,11 +871,6 @@ nfqnl_recv_config(struct sock *ctnl, struct sk_buff *skb,
QDEBUG("entering for msg %u\n", NFNL_MSG_TYPE(nlh->nlmsg_type));
if (nlattr_bad_size(nfqa, NFQA_CFG_MAX, nfqa_cfg_min)) {
QDEBUG("bad attribute size\n");
return -EINVAL;
}
queue = instance_lookup_get(queue_num);
if (nfqa[NFQA_CFG_CMD]) {
struct nfqnl_msg_config_cmd *cmd;
@ -964,9 +954,11 @@ static const struct nfnl_callback nfqnl_cb[NFQNL_MSG_MAX] = {
[NFQNL_MSG_PACKET] = { .call = nfqnl_recv_unsupp,
.attr_count = NFQA_MAX, },
[NFQNL_MSG_VERDICT] = { .call = nfqnl_recv_verdict,
.attr_count = NFQA_MAX, },
.attr_count = NFQA_MAX,
.policy = nfqa_verdict_policy },
[NFQNL_MSG_CONFIG] = { .call = nfqnl_recv_config,
.attr_count = NFQA_CFG_MAX, },
.attr_count = NFQA_CFG_MAX,
.policy = nfqa_cfg_policy },
};
static const struct nfnetlink_subsystem nfqnl_subsys = {