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[NETFILTER]: nf_conntrack_expect: kill unique ID 

Similar to the conntrack ID, the per-expectation ID is not needed
anymore, kill it.

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 14:41:50 -07:00 committed by David S. Miller
parent 7f85f91472
commit 3583240249
3 changed files with 3 additions and 8 deletions
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3
include/net/netfilter/nf_conntrack_expect.h
View File

@ -38,9 +38,6 @@ struct nf_conntrack_expect
/* Usage count. */
atomic_t use;
/* Unique ID */
unsigned int id;
/* Flags */
unsigned int flags;

2
net/netfilter/nf_conntrack_expect.c
View File

@ -41,7 +41,6 @@ static int nf_ct_expect_hash_rnd_initted __read_mostly;
static int nf_ct_expect_vmalloc;
static struct kmem_cache *nf_ct_expect_cachep __read_mostly;
static unsigned int nf_ct_expect_next_id;
/* nf_conntrack_expect helper functions */
void nf_ct_unlink_expect(struct nf_conntrack_expect *exp)
@ -302,7 +301,6 @@ static void nf_ct_expect_insert(struct nf_conntrack_expect *exp)
exp->timeout.expires = jiffies + master_help->helper->timeout * HZ;
add_timer(&exp->timeout);
exp->id = ++nf_ct_expect_next_id;
atomic_inc(&exp->use);
NF_CT_STAT_INC(expect_create);
}

6
net/netfilter/nf_conntrack_netlink.c
View File

@ -1160,7 +1160,7 @@ ctnetlink_exp_dump_expect(struct sk_buff *skb,
{
struct nf_conn *master = exp->master;
__be32 timeout = htonl((exp->timeout.expires - jiffies) / HZ);
__be32 id = htonl(exp->id);
__be32 id = htonl((unsigned long)exp);
if (ctnetlink_exp_dump_tuple(skb, &exp->tuple, CTA_EXPECT_TUPLE) < 0)
goto nla_put_failure;
@ -1346,7 +1346,7 @@ ctnetlink_get_expect(struct sock *ctnl, struct sk_buff *skb,
if (cda[CTA_EXPECT_ID]) {
__be32 id = *(__be32 *)nla_data(cda[CTA_EXPECT_ID]);
if (exp->id != ntohl(id)) {
if (ntohl(id) != (u32)(unsigned long)exp) {
nf_ct_expect_put(exp);
return -ENOENT;
}
@ -1400,7 +1400,7 @@ ctnetlink_del_expect(struct sock *ctnl, struct sk_buff *skb,
if (cda[CTA_EXPECT_ID]) {
__be32 id = *(__be32 *)nla_data(cda[CTA_EXPECT_ID]);
if (exp->id != ntohl(id)) {
if (ntohl(id) != (u32)(unsigned long)exp) {
nf_ct_expect_put(exp);
return -ENOENT;
}