From: Gao Feng <f...@ikuai8.com>
All l4_proto->new callbacks don't use the param timeouts currently,
so remove it from param list. Then the variable timeouts isn't used
as right value in init_conntrack, so remove it too.
Signed-off-by: Gao Feng <f...@ikuai8.com>
---
include/net/netfilter/nf_conntrack_l4proto.h | 2 +-
net/ipv4/netfilter/nf_conntrack_proto_icmp.c | 2 +-
net/netfilter/nf_conntrack_core.c | 13 ++-----------
net/netfilter/nf_conntrack_proto_dccp.c | 2 +-
net/netfilter/nf_conntrack_proto_sctp.c | 2 +-
net/netfilter/nf_conntrack_proto_tcp.c | 2 +-
net/netfilter/nf_conntrack_proto_udp.c | 2 +-
7 files changed, 8 insertions(+), 17 deletions(-)
diff --git a/include/net/netfilter/nf_conntrack_l4proto.h
b/include/net/netfilter/nf_conntrack_l4proto.h
index 85e993e..fafe65a 100644
--- a/include/net/netfilter/nf_conntrack_l4proto.h
+++ b/include/net/netfilter/nf_conntrack_l4proto.h
@@ -49,7 +49,7 @@ struct nf_conntrack_l4proto {
/* Called when a new connection for this protocol found;
* returns TRUE if it's OK. If so, packet() called next. */
bool (*new)(struct nf_conn *ct, const struct sk_buff *skb,
- unsigned int dataoff, unsigned int *timeouts);
+ unsigned int dataoff);
/* Called when a conntrack entry is destroyed */
void (*destroy)(struct nf_conn *ct);
diff --git a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
index 73c591d..5bb8c12 100644
--- a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
+++ b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
@@ -105,7 +105,7 @@ static int icmp_packet(struct nf_conn *ct,
/* Called when a new connection for this protocol found. */
static bool icmp_new(struct nf_conn *ct, const struct sk_buff *skb,
- unsigned int dataoff, unsigned int *timeouts)
+ unsigned int dataoff)
{
static const u_int8_t valid_new[] = {
[ICMP_ECHO] = 1,
diff --git a/net/netfilter/nf_conntrack_core.c
b/net/netfilter/nf_conntrack_core.c
index b0f2e8e..1fac417 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -1145,7 +1145,6 @@ void nf_conntrack_free(struct nf_conn *ct)
const struct nf_conntrack_zone *zone;
struct nf_conn_timeout *timeout_ext;
struct nf_conntrack_zone tmp;
- unsigned int *timeouts;
if (!nf_ct_invert_tuple(&repl_tuple, tuple, l3proto, l4proto)) {
pr_debug("Can't invert tuple.\n");
@@ -1163,21 +1162,13 @@ void nf_conntrack_free(struct nf_conn *ct)
return ERR_PTR(-ENOMEM);
}
- timeout_ext = tmpl ? nf_ct_timeout_find(tmpl) : NULL;
- if (timeout_ext) {
- timeouts = nf_ct_timeout_data(timeout_ext);
- if (unlikely(!timeouts))
- timeouts = l4proto->get_timeouts(net);
- } else {
- timeouts = l4proto->get_timeouts(net);
- }
-
- if (!l4proto->new(ct, skb, dataoff, timeouts)) {
+ if (!l4proto->new(ct, skb, dataoff)) {
nf_conntrack_free(ct);
pr_debug("can't track with proto module\n");
return NULL;
}
+ timeout_ext = tmpl ? nf_ct_timeout_find(tmpl) : NULL;
if (timeout_ext)
nf_ct_timeout_ext_add(ct, rcu_dereference(timeout_ext->timeout),
GFP_ATOMIC);
diff --git a/net/netfilter/nf_conntrack_proto_dccp.c
b/net/netfilter/nf_conntrack_proto_dccp.c
index 93dd1c5..52f2ce4 100644
--- a/net/netfilter/nf_conntrack_proto_dccp.c
+++ b/net/netfilter/nf_conntrack_proto_dccp.c
@@ -412,7 +412,7 @@ static bool dccp_invert_tuple(struct nf_conntrack_tuple
*inv,
}
static bool dccp_new(struct nf_conn *ct, const struct sk_buff *skb,
- unsigned int dataoff, unsigned int *timeouts)
+ unsigned int dataoff)
{
struct net *net = nf_ct_net(ct);
struct nf_dccp_net *dn;
diff --git a/net/netfilter/nf_conntrack_proto_sctp.c
b/net/netfilter/nf_conntrack_proto_sctp.c
index 33279aa..102ab80 100644
--- a/net/netfilter/nf_conntrack_proto_sctp.c
+++ b/net/netfilter/nf_conntrack_proto_sctp.c
@@ -432,7 +432,7 @@ static int sctp_packet(struct nf_conn *ct,
/* Called when a new connection for this protocol found. */
static bool sctp_new(struct nf_conn *ct, const struct sk_buff *skb,
- unsigned int dataoff, unsigned int *timeouts)
+ unsigned int dataoff)
{
enum sctp_conntrack new_state;
const struct sctphdr *sh;
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c
b/net/netfilter/nf_conntrack_proto_tcp.c
index b122e9d..aebaf7d 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -1098,7 +1098,7 @@ static int tcp_packet(struct nf_conn *ct,
/* Called when a new connection for this protocol found. */
static bool tcp_new(struct nf_conn *ct, const struct sk_buff *skb,
- unsigned int dataoff, unsigned int *timeouts)
+ unsigned int dataoff)
{
enum tcp_conntrack new_state;
const struct tcphdr *th;
diff --git a/net/netfilter/nf_conntrack_proto_udp.c
b/net/netfilter/nf_conntrack_proto_udp.c
index f6ebce6..8b30d51 100644
--- a/net/netfilter/nf_conntrack_proto_udp.c
+++ b/net/netfilter/nf_conntrack_proto_udp.c
@@ -103,7 +103,7 @@ static int udp_packet(struct nf_conn *ct,
/* Called when a new connection for this protocol found. */
static bool udp_new(struct nf_conn *ct, const struct sk_buff *skb,
- unsigned int dataoff, unsigned int *timeouts)
+ unsigned int dataoff)
{
return true;
}
--
1.9.1
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