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authorPatrick McHardy <kaber@trash.net>2007-09-28 14:41:27 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-10-10 16:53:36 -0700
commit7f85f914721ffcef382a57995182916bd43d8a65 (patch)
tree8f06ac1e3de0f48d3a5263a2578b674037c217b1
parent2b5c841f2c41c023809e3b6b95a8320246cf7f5a (diff)
[NETFILTER]: nf_conntrack: kill unique ID
Remove the per-conntrack ID, its not necessary anymore for dumping. For compatiblity reasons we send the address of the conntrack to userspace as ID. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/net/netfilter/nf_conntrack.h3
-rw-r--r--net/netfilter/nf_conntrack_core.c2
-rw-r--r--net/netfilter/nf_conntrack_netlink.c4
3 files changed, 2 insertions, 7 deletions
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index 810020ec345..90fb66d99d0 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -116,9 +116,6 @@ struct nf_conn
struct ip_conntrack_counter counters[IP_CT_DIR_MAX];
#endif
- /* Unique ID that identifies this conntrack*/
- unsigned int id;
-
#if defined(CONFIG_NF_CONNTRACK_MARK)
u_int32_t mark;
#endif
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index f9d36cab70f..83c30b45d17 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -63,7 +63,6 @@ unsigned int nf_ct_log_invalid __read_mostly;
HLIST_HEAD(unconfirmed);
static int nf_conntrack_vmalloc __read_mostly;
static struct kmem_cache *nf_conntrack_cachep __read_mostly;
-static unsigned int nf_conntrack_next_id;
DEFINE_PER_CPU(struct ip_conntrack_stat, nf_conntrack_stat);
EXPORT_PER_CPU_SYMBOL(nf_conntrack_stat);
@@ -287,7 +286,6 @@ static void __nf_conntrack_hash_insert(struct nf_conn *ct,
unsigned int hash,
unsigned int repl_hash)
{
- ct->id = ++nf_conntrack_next_id;
hlist_add_head(&ct->tuplehash[IP_CT_DIR_ORIGINAL].hnode,
&nf_conntrack_hash[hash]);
hlist_add_head(&ct->tuplehash[IP_CT_DIR_REPLY].hnode,
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index ce3581266b8..8406aee1cde 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -257,7 +257,7 @@ nla_put_failure:
static inline int
ctnetlink_dump_id(struct sk_buff *skb, const struct nf_conn *ct)
{
- __be32 id = htonl(ct->id);
+ __be32 id = htonl((unsigned long)ct);
NLA_PUT(skb, CTA_ID, sizeof(u_int32_t), &id);
return 0;
@@ -723,7 +723,7 @@ ctnetlink_del_conntrack(struct sock *ctnl, struct sk_buff *skb,
if (cda[CTA_ID]) {
u_int32_t id = ntohl(*(__be32 *)nla_data(cda[CTA_ID]));
- if (ct->id != id) {
+ if (id != (u32)(unsigned long)ct) {
nf_ct_put(ct);
return -ENOENT;
}