From 8fea97ec1772bbf553d89187340ef624d548e115 Mon Sep 17 00:00:00 2001
From: Patrick McHardy <kaber@trash.net>
Date: Mon, 15 Feb 2010 17:45:08 +0100
Subject: [PATCH] netfilter: nf_conntrack: pass template to l4proto ->error()
handler
The error handlers might need the template to get the conntrack zone
introduced in the next patches to perform a conntrack lookup.
Signed-off-by: Patrick McHardy <kaber@trash.net>
---
include/net/netfilter/nf_conntrack_l4proto.h | 4 ++--
net/ipv4/netfilter/nf_conntrack_proto_icmp.c | 3 ++-
net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c | 3 ++-
net/netfilter/nf_conntrack_core.c | 3 ++-
net/netfilter/nf_conntrack_proto_dccp.c | 5 +++--
net/netfilter/nf_conntrack_proto_tcp.c | 2 +-
net/netfilter/nf_conntrack_proto_udp.c | 4 ++--
net/netfilter/nf_conntrack_proto_udplite.c | 2 +-
8 files changed, 15 insertions(+), 11 deletions(-)
diff --git a/include/net/netfilter/nf_conntrack_l4proto.h b/include/net/netfilter/nf_conntrack_l4proto.h
index ca6dcf3445ab..e3d3ee3c06a2 100644
--- a/include/net/netfilter/nf_conntrack_l4proto.h
+++ b/include/net/netfilter/nf_conntrack_l4proto.h
@@ -49,8 +49,8 @@ struct nf_conntrack_l4proto {
/* Called when a conntrack entry is destroyed */
void (*destroy)(struct nf_conn *ct);
- int (*error)(struct net *net, struct sk_buff *skb, unsigned int dataoff,
- enum ip_conntrack_info *ctinfo,
+ int (*error)(struct net *net, struct nf_conn *tmpl, struct sk_buff *skb,
+ unsigned int dataoff, enum ip_conntrack_info *ctinfo,
u_int8_t pf, unsigned int hooknum);
/* Print out the per-protocol part of the tuple. Return like seq_* */
diff --git a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
index 7afd39b5b781..327826a968a8 100644
--- a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
+++ b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
@@ -163,7 +163,8 @@ icmp_error_message(struct net *net, struct sk_buff *skb,
/* Small and modified version of icmp_rcv */
static int
-icmp_error(struct net *net, struct sk_buff *skb, unsigned int dataoff,
+icmp_error(struct net *net, struct nf_conn *tmpl,
+ struct sk_buff *skb, unsigned int dataoff,
enum ip_conntrack_info *ctinfo, u_int8_t pf, unsigned int hooknum)
{
const struct icmphdr *icmph;
diff --git a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
index c7b8bd1d7984..d772dc21857f 100644
--- a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
@@ -179,7 +179,8 @@ icmpv6_error_message(struct net *net,
}
static int
-icmpv6_error(struct net *net, struct sk_buff *skb, unsigned int dataoff,
+icmpv6_error(struct net *net, struct nf_conn *tmpl,
+ struct sk_buff *skb, unsigned int dataoff,
enum ip_conntrack_info *ctinfo, u_int8_t pf, unsigned int hooknum)
{
const struct icmp6hdr *icmp6h;
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index bd831410a396..65351ed5d815 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -799,7 +799,8 @@ nf_conntrack_in(struct net *net, u_int8_t pf, unsigned int hooknum,
* inverse of the return code tells to the netfilter
* core what to do with the packet. */
if (l4proto->error != NULL) {
- ret = l4proto->error(net, skb, dataoff, &ctinfo, pf, hooknum);
+ ret = l4proto->error(net, tmpl, skb, dataoff, &ctinfo,
+ pf, hooknum);
if (ret <= 0) {
NF_CT_STAT_INC_ATOMIC(net, error);
NF_CT_STAT_INC_ATOMIC(net, invalid);
diff --git a/net/netfilter/nf_conntrack_proto_dccp.c b/net/netfilter/nf_conntrack_proto_dccp.c
index dd375500dccc..9a2815549375 100644
--- a/net/netfilter/nf_conntrack_proto_dccp.c
+++ b/net/netfilter/nf_conntrack_proto_dccp.c
@@ -561,8 +561,9 @@ static int dccp_packet(struct nf_conn *ct, const struct sk_buff *skb,
return NF_ACCEPT;
}
-static int dccp_error(struct net *net, struct sk_buff *skb,
- unsigned int dataoff, enum ip_conntrack_info *ctinfo,
+static int dccp_error(struct net *net, struct nf_conn *tmpl,
+ struct sk_buff *skb, unsigned int dataoff,
+ enum ip_conntrack_info *ctinfo,
u_int8_t pf, unsigned int hooknum)
{
struct dccp_hdr _dh, *dh;
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c
index ad118053971a..9dd8cd4fb6e6 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -760,7 +760,7 @@ static const u8 tcp_valid_flags[(TH_FIN|TH_SYN|TH_RST|TH_ACK|TH_URG) + 1] =
};
/* Protect conntrack agaist broken packets. Code taken from ipt_unclean.c. */
-static int tcp_error(struct net *net,
+static int tcp_error(struct net *net, struct nf_conn *tmpl,
struct sk_buff *skb,
unsigned int dataoff,
enum ip_conntrack_info *ctinfo,
diff --git a/net/netfilter/nf_conntrack_proto_udp.c b/net/netfilter/nf_conntrack_proto_udp.c
index 8d38f9a4bed8..8289088b8218 100644
--- a/net/netfilter/nf_conntrack_proto_udp.c
+++ b/net/netfilter/nf_conntrack_proto_udp.c
@@ -91,8 +91,8 @@ static bool udp_new(struct nf_conn *ct, const struct sk_buff *skb,
return true;
}
-static int udp_error(struct net *net, struct sk_buff *skb, unsigned int dataoff,
- enum ip_conntrack_info *ctinfo,
+static int udp_error(struct net *net, struct nf_conn *tmpl, struct sk_buff *skb,
+ unsigned int dataoff, enum ip_conntrack_info *ctinfo,
u_int8_t pf,
unsigned int hooknum)
{
diff --git a/net/netfilter/nf_conntrack_proto_udplite.c b/net/netfilter/nf_conntrack_proto_udplite.c
index 0b1bc9ba6678..263b5a72588d 100644
--- a/net/netfilter/nf_conntrack_proto_udplite.c
+++ b/net/netfilter/nf_conntrack_proto_udplite.c
@@ -89,7 +89,7 @@ static bool udplite_new(struct nf_conn *ct, const struct sk_buff *skb,
return true;
}
-static int udplite_error(struct net *net,
+static int udplite_error(struct net *net, struct nf_conn *tmpl,
struct sk_buff *skb,
unsigned int dataoff,
enum ip_conntrack_info *ctinfo,
--
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