From: Florian Westphal <f...@strlen.de>
no need to waste storage for something that is only needed
in one place and can be deduced from protocol number.
Signed-off-by: Florian Westphal <f...@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pa...@netfilter.org>
---
include/net/netfilter/nf_conntrack_l4proto.h | 3 ---
net/ipv4/netfilter/nf_conntrack_proto_icmp.c | 1 -
net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c | 1 -
net/netfilter/nf_conntrack_proto.c | 8 ++++----
net/netfilter/nf_conntrack_proto_dccp.c | 2 --
net/netfilter/nf_conntrack_proto_generic.c | 1 -
net/netfilter/nf_conntrack_proto_gre.c | 1 -
net/netfilter/nf_conntrack_proto_sctp.c | 2 --
net/netfilter/nf_conntrack_proto_tcp.c | 2 --
net/netfilter/nf_conntrack_proto_udp.c | 4 ----
net/netfilter/nf_conntrack_standalone.c | 17 ++++++++++++++++-
11 files changed, 20 insertions(+), 22 deletions(-)
diff --git a/include/net/netfilter/nf_conntrack_l4proto.h
b/include/net/netfilter/nf_conntrack_l4proto.h
index b6e27cafb1d9..47c16bae5e00 100644
--- a/include/net/netfilter/nf_conntrack_l4proto.h
+++ b/include/net/netfilter/nf_conntrack_l4proto.h
@@ -108,9 +108,6 @@ struct nf_conntrack_l4proto {
/* Return the per-net protocol part. */
struct nf_proto_net *(*get_net_proto)(struct net *net);
- /* Protocol name */
- const char *name;
-
/* Module (if any) which this is connected to. */
struct module *me;
};
diff --git a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
index 73c591d8a9a8..fdbeb03e4600 100644
--- a/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
+++ b/net/ipv4/netfilter/nf_conntrack_proto_icmp.c
@@ -362,7 +362,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_icmp
__read_mostly =
{
.l3proto = PF_INET,
.l4proto = IPPROTO_ICMP,
- .name = "icmp",
.pkt_to_tuple = icmp_pkt_to_tuple,
.invert_tuple = icmp_invert_tuple,
.print_tuple = icmp_print_tuple,
diff --git a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
index d5f028e33f65..805ab122767a 100644
--- a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
+++ b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
@@ -367,7 +367,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_icmpv6
__read_mostly =
{
.l3proto = PF_INET6,
.l4proto = IPPROTO_ICMPV6,
- .name = "icmpv6",
.pkt_to_tuple = icmpv6_pkt_to_tuple,
.invert_tuple = icmpv6_invert_tuple,
.print_tuple = icmpv6_print_tuple,
diff --git a/net/netfilter/nf_conntrack_proto.c
b/net/netfilter/nf_conntrack_proto.c
index 85104a27cc89..0ecab7163d62 100644
--- a/net/netfilter/nf_conntrack_proto.c
+++ b/net/netfilter/nf_conntrack_proto.c
@@ -437,8 +437,8 @@ int nf_ct_l4proto_register(struct nf_conntrack_l4proto
*l4proto[],
}
if (i != num_proto) {
ver = l4proto[i]->l3proto == PF_INET6 ? 6 : 4;
- pr_err("nf_conntrack_ipv%d: can't register %s%d proto.\n",
- ver, l4proto[i]->name, ver);
+ pr_err("nf_conntrack_ipv%d: can't register l4 %d proto.\n",
+ ver, l4proto[i]->l4proto);
nf_ct_l4proto_unregister(l4proto, i);
}
return ret;
@@ -458,8 +458,8 @@ int nf_ct_l4proto_pernet_register(struct net *net,
break;
}
if (i != num_proto) {
- pr_err("nf_conntrack_%s%d: pernet registration failed\n",
- l4proto[i]->name,
+ pr_err("nf_conntrack_proto_%d %d: pernet registration failed\n",
+ l4proto[i]->l4proto,
l4proto[i]->l3proto == PF_INET6 ? 6 : 4);
nf_ct_l4proto_pernet_unregister(net, l4proto, i);
}
diff --git a/net/netfilter/nf_conntrack_proto_dccp.c
b/net/netfilter/nf_conntrack_proto_dccp.c
index 4707d997558a..a0492184a0a8 100644
--- a/net/netfilter/nf_conntrack_proto_dccp.c
+++ b/net/netfilter/nf_conntrack_proto_dccp.c
@@ -880,7 +880,6 @@ static struct nf_proto_net *dccp_get_net_proto(struct net
*net)
struct nf_conntrack_l4proto nf_conntrack_l4proto_dccp4 __read_mostly = {
.l3proto = AF_INET,
.l4proto = IPPROTO_DCCP,
- .name = "dccp",
.pkt_to_tuple = dccp_pkt_to_tuple,
.invert_tuple = dccp_invert_tuple,
.new = dccp_new,
@@ -916,7 +915,6 @@ EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_dccp4);
struct nf_conntrack_l4proto nf_conntrack_l4proto_dccp6 __read_mostly = {
.l3proto = AF_INET6,
.l4proto = IPPROTO_DCCP,
- .name = "dccp",
.pkt_to_tuple = dccp_pkt_to_tuple,
.invert_tuple = dccp_invert_tuple,
.new = dccp_new,
diff --git a/net/netfilter/nf_conntrack_proto_generic.c
b/net/netfilter/nf_conntrack_proto_generic.c
index d5868bad33a7..4fe8b3312823 100644
--- a/net/netfilter/nf_conntrack_proto_generic.c
+++ b/net/netfilter/nf_conntrack_proto_generic.c
@@ -187,7 +187,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_generic
__read_mostly =
{
.l3proto = PF_UNSPEC,
.l4proto = 255,
- .name = "unknown",
.pkt_to_tuple = generic_pkt_to_tuple,
.invert_tuple = generic_invert_tuple,
.print_tuple = generic_print_tuple,
diff --git a/net/netfilter/nf_conntrack_proto_gre.c
b/net/netfilter/nf_conntrack_proto_gre.c
index 87bb40a3feb5..984bcfdbd4d7 100644
--- a/net/netfilter/nf_conntrack_proto_gre.c
+++ b/net/netfilter/nf_conntrack_proto_gre.c
@@ -364,7 +364,6 @@ static int gre_init_net(struct net *net, u_int16_t proto)
static struct nf_conntrack_l4proto nf_conntrack_l4proto_gre4 __read_mostly = {
.l3proto = AF_INET,
.l4proto = IPPROTO_GRE,
- .name = "gre",
.pkt_to_tuple = gre_pkt_to_tuple,
.invert_tuple = gre_invert_tuple,
.print_tuple = gre_print_tuple,
diff --git a/net/netfilter/nf_conntrack_proto_sctp.c
b/net/netfilter/nf_conntrack_proto_sctp.c
index 6eef29d2eec4..1d7a995ea049 100644
--- a/net/netfilter/nf_conntrack_proto_sctp.c
+++ b/net/netfilter/nf_conntrack_proto_sctp.c
@@ -791,7 +791,6 @@ static struct nf_proto_net *sctp_get_net_proto(struct net
*net)
struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp4 __read_mostly = {
.l3proto = PF_INET,
.l4proto = IPPROTO_SCTP,
- .name = "sctp",
.pkt_to_tuple = sctp_pkt_to_tuple,
.invert_tuple = sctp_invert_tuple,
.print_tuple = sctp_print_tuple,
@@ -828,7 +827,6 @@ EXPORT_SYMBOL_GPL(nf_conntrack_l4proto_sctp4);
struct nf_conntrack_l4proto nf_conntrack_l4proto_sctp6 __read_mostly = {
.l3proto = PF_INET6,
.l4proto = IPPROTO_SCTP,
- .name = "sctp",
.pkt_to_tuple = sctp_pkt_to_tuple,
.invert_tuple = sctp_invert_tuple,
.print_tuple = sctp_print_tuple,
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c
b/net/netfilter/nf_conntrack_proto_tcp.c
index 9758a7dfd83e..e3e59e3d0592 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -1556,7 +1556,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4
__read_mostly =
{
.l3proto = PF_INET,
.l4proto = IPPROTO_TCP,
- .name = "tcp",
.pkt_to_tuple = tcp_pkt_to_tuple,
.invert_tuple = tcp_invert_tuple,
.print_tuple = tcp_print_tuple,
@@ -1594,7 +1593,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp6
__read_mostly =
{
.l3proto = PF_INET6,
.l4proto = IPPROTO_TCP,
- .name = "tcp",
.pkt_to_tuple = tcp_pkt_to_tuple,
.invert_tuple = tcp_invert_tuple,
.print_tuple = tcp_print_tuple,
diff --git a/net/netfilter/nf_conntrack_proto_udp.c
b/net/netfilter/nf_conntrack_proto_udp.c
index f6ebce6178ca..ec861a1169f1 100644
--- a/net/netfilter/nf_conntrack_proto_udp.c
+++ b/net/netfilter/nf_conntrack_proto_udp.c
@@ -313,7 +313,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_udp4
__read_mostly =
{
.l3proto = PF_INET,
.l4proto = IPPROTO_UDP,
- .name = "udp",
.allow_clash = true,
.pkt_to_tuple = udp_pkt_to_tuple,
.invert_tuple = udp_invert_tuple,
@@ -347,7 +346,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_udplite4
__read_mostly =
{
.l3proto = PF_INET,
.l4proto = IPPROTO_UDPLITE,
- .name = "udplite",
.allow_clash = true,
.pkt_to_tuple = udp_pkt_to_tuple,
.invert_tuple = udp_invert_tuple,
@@ -381,7 +379,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_udp6
__read_mostly =
{
.l3proto = PF_INET6,
.l4proto = IPPROTO_UDP,
- .name = "udp",
.allow_clash = true,
.pkt_to_tuple = udp_pkt_to_tuple,
.invert_tuple = udp_invert_tuple,
@@ -415,7 +412,6 @@ struct nf_conntrack_l4proto nf_conntrack_l4proto_udplite6
__read_mostly =
{
.l3proto = PF_INET6,
.l4proto = IPPROTO_UDPLITE,
- .name = "udplite",
.allow_clash = true,
.pkt_to_tuple = udp_pkt_to_tuple,
.invert_tuple = udp_invert_tuple,
diff --git a/net/netfilter/nf_conntrack_standalone.c
b/net/netfilter/nf_conntrack_standalone.c
index 359d7e6a4503..b28f9e93f574 100644
--- a/net/netfilter/nf_conntrack_standalone.c
+++ b/net/netfilter/nf_conntrack_standalone.c
@@ -208,6 +208,21 @@ static const char* l3proto_name(u16 proto)
return "unknown";
}
+static const char* l4proto_name(u16 proto)
+{
+ switch (proto) {
+ case IPPROTO_ICMP: return "icmp";
+ case IPPROTO_TCP: return "tcp";
+ case IPPROTO_UDP: return "udp";
+ case IPPROTO_DCCP: return "dccp";
+ case IPPROTO_GRE: return "gre";
+ case IPPROTO_SCTP: return "sctp";
+ case IPPROTO_UDPLITE: return "udplite";
+ }
+
+ return "unknown";
+}
+
/* return 0 on success, 1 in case of error */
static int ct_seq_show(struct seq_file *s, void *v)
{
@@ -242,7 +257,7 @@ static int ct_seq_show(struct seq_file *s, void *v)
ret = -ENOSPC;
seq_printf(s, "%-8s %u %-8s %u %ld ",
l3proto_name(l3proto->l3proto), nf_ct_l3num(ct),
- l4proto->name, nf_ct_protonum(ct),
+ l4proto_name(l4proto->l4proto), nf_ct_protonum(ct),
nf_ct_expires(ct) / HZ);
if (l4proto->print_conntrack)
--
2.1.4
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