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authorPatrick McHardy <kaber@trash.net>2007-09-28 14:39:26 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-10 16:53:34 -0700
commit5bf758539388fa9383afd539d052ae93229544b9 (patch)
treee1a746f62b4a39ed9fd8d19616ad4114fd2ada9c
parentfd8281adacd2ed68a92e7aa9dde239181f40ee15 (diff)
[NETFILTER]: nfnetlink_queue: use netlink policy
Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/netfilter/nfnetlink_queue.c30
1 files changed, 11 insertions, 19 deletions
diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
index 1c34668588f..48e095a7de2 100644
--- a/net/netfilter/nfnetlink_queue.c
+++ b/net/netfilter/nfnetlink_queue.c
@@ -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 = {