[netfilter-cvslog] r3753 - in
trunk/patch-o-matic-ng/mms-conntrack-nat: . linux-2.6.11
linux-2.6.11/net/ipv4/netfilter
laforge at netfilter.org
laforge at netfilter.org
Wed Mar 2 13:00:01 CET 2005
Author: laforge at netfilter.org
Date: 2005-03-02 13:00:00 +0100 (Wed, 02 Mar 2005)
New Revision: 3753
Added:
trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11/
Removed:
trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11/Documentation/
trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11/net/ipv4/netfilter/Config.in.ladd
trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11/net/ipv4/netfilter/Config.in.ladd_2
Modified:
trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11/net/ipv4/netfilter/ip_conntrack_mms.c
trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11/net/ipv4/netfilter/ip_nat_mms.c
Log:
add incomplete 2.6.11 branch
Copied: trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11 (from rev 3749, trunk/patch-o-matic-ng/mms-conntrack-nat/linux)
Deleted: trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11/net/ipv4/netfilter/Config.in.ladd
===================================================================
--- trunk/patch-o-matic-ng/mms-conntrack-nat/linux/net/ipv4/netfilter/Config.in.ladd 2005-03-01 20:30:53 UTC (rev 3749)
+++ trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11/net/ipv4/netfilter/Config.in.ladd 2005-03-02 12:00:00 UTC (rev 3753)
@@ -1,8 +0,0 @@
- define_tristate CONFIG_IP_NF_NAT_IRC $CONFIG_IP_NF_NAT
- fi
- fi
- if [ "$CONFIG_IP_NF_MMS" = "m" ]; then
- define_tristate CONFIG_IP_NF_NAT_MMS m
- else
- if [ "$CONFIG_IP_NF_MMS" = "y" ]; then
- define_tristate CONFIG_IP_NF_NAT_MMS $CONFIG_IP_NF_NAT
Deleted: trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11/net/ipv4/netfilter/Config.in.ladd_2
===================================================================
--- trunk/patch-o-matic-ng/mms-conntrack-nat/linux/net/ipv4/netfilter/Config.in.ladd_2 2005-03-01 20:30:53 UTC (rev 3749)
+++ trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11/net/ipv4/netfilter/Config.in.ladd_2 2005-03-02 12:00:00 UTC (rev 3753)
@@ -1,2 +0,0 @@
- dep_tristate ' IRC protocol support' CONFIG_IP_NF_IRC $CONFIG_IP_NF_CONNTRACK
- dep_tristate ' MMS protocol support' CONFIG_IP_NF_MMS $CONFIG_IP_NF_CONNTRACK
Modified: trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11/net/ipv4/netfilter/ip_conntrack_mms.c
===================================================================
--- trunk/patch-o-matic-ng/mms-conntrack-nat/linux/net/ipv4/netfilter/ip_conntrack_mms.c 2005-03-01 20:30:53 UTC (rev 3749)
+++ trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11/net/ipv4/netfilter/ip_conntrack_mms.c 2005-03-02 12:00:00 UTC (rev 3753)
@@ -21,6 +21,10 @@
*
* The SDP project people are reverse-engineering MMS:
* http://get.to/sdp
+ *
+ * 2005-02-13: Harald Welte <laforge at netfilter.org>
+ * - port to 2.6.x
+ * - update to work with post 2.6.11 helper API changes
*/
#include <linux/config.h>
@@ -35,24 +39,22 @@
#include <linux/netfilter_ipv4/ip_conntrack_helper.h>
#include <linux/netfilter_ipv4/ip_conntrack_mms.h>
-DECLARE_LOCK(ip_mms_lock);
-struct module *ip_conntrack_mms = THIS_MODULE;
#define MAX_PORTS 8
static int ports[MAX_PORTS];
static int ports_c;
-#ifdef MODULE_PARM
-MODULE_PARM(ports, "1-" __MODULE_STRING(MAX_PORTS) "i");
-#endif
+module_param_array(ports, int, &ports_c, 0400);
+MODULE_PARM_DESC(ports, "port numbers of MMS");
+static char mms_buffer[65536];
+static DECLARE_LOCK(mms_buffer_lock);
+
#if 0
#define DEBUGP printk
#else
#define DEBUGP(format, args...)
#endif
-EXPORT_SYMBOL(ip_mms_lock);
-
MODULE_AUTHOR("Filip Sneppe <filip.sneppe at cronos.be>");
MODULE_DESCRIPTION("Microsoft Windows Media Services (MMS) connection tracking module");
MODULE_LICENSE("GPL");
@@ -140,17 +142,22 @@
/* FIXME: This should be in userspace. Later. */
-static int help(const struct iphdr *iph, size_t len,
+static int help(struct sk_buff **pskb,
struct ip_conntrack *ct,
enum ip_conntrack_info ctinfo)
{
- /* tcplen not negative guaranteed by ip_conntrack_tcp.c */
- struct tcphdr *tcph = (void *)iph + iph->ihl * 4;
+ int ret;
+ struct tcphdr _tcph, *th;
+ char *data;
+ unsigned int datalen;
+
+
+ //struct tcphdr *tcph = (void *)iph + iph->ihl * 4;
const char *data = (const char *)tcph + tcph->doff * 4;
- unsigned int tcplen = len - iph->ihl * 4;
- unsigned int datalen = tcplen - tcph->doff * 4;
+ //unsigned int tcplen = len - iph->ihl * 4;
+ //unsigned int datalen = tcplen - tcph->doff * 4;
int dir = CTINFO2DIR(ctinfo);
- struct ip_conntrack_expect expect, *exp = &expect;
+ struct ip_conntrack_expect *exp;
struct ip_ct_mms_expect *exp_mms_info = &exp->help.exp_mms_info;
u_int32_t mms_ip;
@@ -167,11 +174,25 @@
}
/* Not whole TCP header? */
- if (tcplen < sizeof(struct tcphdr) || tcplen < tcph->doff*4) {
- DEBUGP("ip_conntrack_mms: tcplen = %u\n", (unsigned)tcplen);
+ th = skb_header_pointer(*pskb, (*pskb)->nh.iph->ihl*4,
+ sizeof(_tcph), &_tcph);
+ if (!th)
return NF_ACCEPT;
- }
+ /* No data ? */
+ dataoff = (*pskb)->nh.iph->ihl*4 + th->doff*4;
+ datalen = (*pskb)->len - dataoff;
+ if (dataoff >= (*pskb)->len)
+ return NF_ACCEPT;
+
+ LOCK_BH(&mms_buffer_lock);
+ mb_ptr = skb_header_pointer(*pskb, dataoff,
+ (*pskb)->len - dataoff, mms_buffer);
+ BUG_ON(mb_ptr == NULL);
+
+ data = mb_ptr;
+
+#if 0
/* Checksum invalid? Ignore. */
/* FIXME: Source route IP option packets --RR */
if (tcp_v4_check(tcph, tcplen, iph->saddr, iph->daddr,
@@ -181,57 +202,69 @@
NIPQUAD(iph->daddr));
return NF_ACCEPT;
}
+#endif
- /* Only look at packets with 0x00030002/196610 on bytes 36->39 of TCP payload */
- /* FIXME: There is an issue with only looking at this packet: before this packet,
- the client has already sent a packet to the server with the server's hostname
- according to the client (think of it as the "Host: " header in HTTP/1.1). The
- server will break the connection if this doesn't correspond to its own host
- header. The client can also connect to an IP address; if it's the server's IP
- address, it will not break the connection. When doing DNAT on a connection
- where the client uses a server's IP address, the nat module should detect
- this and change this string accordingly to the DNATed address. This should
- probably be done by checking for an IP address, then storing it as a member
- of struct ip_ct_mms_expect and checking for it in ip_nat_mms...
- */
- if( (MMS_SRV_MSG_OFFSET < datalen) &&
+ /* Only look at packets with 0x00030002/196610 on bytes 36->39 of TCP
+ * payload */
+
+ /* FIXME: There is an issue with only looking at this packet: before
+ * this packet, the client has already sent a packet to the server with
+ * the server's hostname according to the client (think of it as the
+ * "Host: " header in HTTP/1.1). The server will break the connection
+ * if this doesn't correspond to its own host header. The client can
+ * also connect to an IP address; if it's the server's IP address, it
+ * will not break the connection. When doing DNAT on a connection where
+ * the client uses a server's IP address, the nat module should detect
+ * this and change this string accordingly to the DNATed address. This
+ * should probably be done by checking for an IP address, then storing
+ * it as a member of struct ip_ct_mms_expect and checking for it in
+ * ip_nat_mms...
+ */
+ if ((MMS_SRV_MSG_OFFSET < datalen) &&
((*(u32 *)(data+MMS_SRV_MSG_OFFSET)) == MMS_SRV_MSG_ID)) {
DEBUGP("ip_conntrack_mms: offset 37: %u %u %u %u, datalen:%u\n",
(u8)*(data+36), (u8)*(data+37),
(u8)*(data+38), (u8)*(data+39),
datalen);
- if(parse_mms(data, datalen, &mms_ip, &mms_proto, &mms_port,
+ if (parse_mms(data, datalen, &mms_ip, &mms_proto, &mms_port,
&mms_string_b, &mms_string_e, &mms_padding_e))
- if(net_ratelimit())
+ if (net_ratelimit())
/* FIXME: more verbose debugging ? */
printk(KERN_WARNING
- "ip_conntrack_mms: Unable to parse data payload\n");
+ "ip_conntrack_mms: Unable to parse "
+ "data payload\n");
- memset(&expect, 0, sizeof(expect));
-
sprintf(mms_proto_string, "(%u)", mms_proto);
- DEBUGP("ip_conntrack_mms: adding %s expectation %u.%u.%u.%u -> %u.%u.%u.%u:%u\n",
+ DEBUGP("ip_conntrack_mms: adding %s expectation "
+ "%u.%u.%u.%u -> %u.%u.%u.%u:%u\n",
mms_proto == IPPROTO_TCP ? "TCP"
: mms_proto == IPPROTO_UDP ? "UDP":mms_proto_string,
NIPQUAD(ct->tuplehash[!dir].tuple.src.ip),
NIPQUAD(mms_ip),
mms_port);
- /* it's possible that the client will just ask the server to tunnel
- the stream over the same TCP session (from port 1755): there's
- shouldn't be a need to add an expectation in that case, but it
- makes NAT packet mangling so much easier */
- LOCK_BH(&ip_mms_lock);
+ /* it's possible that the client will just ask the server to
+ * tunnel the stream over the same TCP session (from port
+ * 1755): there's shouldn't be a need to add an expectation in
+ * that case, but it makes NAT packet mangling so much easier
+ * */
DEBUGP("ip_conntrack_mms: tcph->seq = %u\n", tcph->seq);
+
+ exp = ip_conntrack_expect_alloc();
+ if (!exp) {
+ ret = NF_DROP;
+ goto out;
+ }
- exp->seq = ntohl(tcph->seq) + (mms_string_b - data);
+ //exp->seq = ntohl(tcph->seq) + (mms_string_b - data);
exp_mms_info->len = (mms_string_e - mms_string_b);
exp_mms_info->padding = (mms_padding_e - mms_string_e);
exp_mms_info->port = mms_port;
- DEBUGP("ip_conntrack_mms: wrote info seq=%u (ofs=%u), len=%d, padding=%u\n",
- exp->seq, (mms_string_e - data), exp_mms_info->len, exp_mms_info->padding);
+ DEBUGP("ip_conntrack_mms: wrote info seq=%u (ofs=%u), "
+ "len=%d, padding=%u\n", exp->seq, (mms_string_e - data),
+ exp_mms_info->len, exp_mms_info->padding);
exp->tuple = ((struct ip_conntrack_tuple)
{ { ct->tuplehash[!dir].tuple.src.ip, { 0 } },
@@ -241,13 +274,21 @@
);
exp->mask = ((struct ip_conntrack_tuple)
{ { 0xFFFFFFFF, { 0 } },
- { 0xFFFFFFFF, { .tcp = { 0xFFFF } }, 0xFFFF }});
+ { 0xFFFFFFFF, { .tcp = { 0xFFFF } }, 0xFF }});
exp->expectfn = NULL;
- ip_conntrack_expect_related(ct, &expect);
- UNLOCK_BH(&ip_mms_lock);
+ exp->master = ct;
+
+ if (ip_nat_mms_hook)
+ ret = ip_nat_mms_hook(pskb, ctinfo, ..., exp);
+ else if (ip_conntrack_expect_related(exp) != 0) {
+ ip_conntrack_expect_free(exp);
+ ret = NF_DROP;
+ }
+ goto out;
}
-
- return NF_ACCEPT;
+out:
+ UNLOCK_BH(&mms_buffer_lock);
+ return ret;
}
static struct ip_conntrack_helper mms[MAX_PORTS];
Modified: trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11/net/ipv4/netfilter/ip_nat_mms.c
===================================================================
--- trunk/patch-o-matic-ng/mms-conntrack-nat/linux/net/ipv4/netfilter/ip_nat_mms.c 2005-03-01 20:30:53 UTC (rev 3749)
+++ trunk/patch-o-matic-ng/mms-conntrack-nat/linux-2.6.11/net/ipv4/netfilter/ip_nat_mms.c 2005-03-02 12:00:00 UTC (rev 3753)
@@ -21,6 +21,11 @@
*
* The SDP project people are reverse-engineering MMS:
* http://get.to/sdp
+ *
+ * 2005-02-13: Harald Welte <laforge at netfilter.org>
+ * - port to 2.6.x
+ * - update to work with post 2.6.11 helper API changes
+
*/
/* FIXME: issue with UDP & fragmentation with this URL:
@@ -57,22 +62,10 @@
#define DUMP_BYTES(address, counter)
#endif
-#define MAX_PORTS 8
-static int ports[MAX_PORTS];
-static int ports_c = 0;
-
-#ifdef MODULE_PARM
-MODULE_PARM(ports, "1-" __MODULE_STRING(MAX_PORTS) "i");
-#endif
-
MODULE_AUTHOR("Filip Sneppe <filip.sneppe at cronos.be>");
MODULE_DESCRIPTION("Microsoft Windows Media Services (MMS) NAT module");
MODULE_LICENSE("GPL");
-DECLARE_LOCK_EXTERN(ip_mms_lock);
-
-/* FIXME: Time out? --RR */
-
static int mms_data_fixup(const struct ip_ct_mms_expect *ct_mms_info,
struct ip_conntrack *ct,
struct sk_buff **pskb,
@@ -93,7 +86,8 @@
int zero_padding;
- char buffer[28]; /* "\\255.255.255.255\UDP\65635" * 2 (for unicode) */
+ char buffer[28]; /* "\\255.255.255.255\UDP\65635" * 2
+ (for unicode) */
char unicode_buffer[75]; /* 27*2 (unicode) + 20 + 1 */
char proto_string[6];
@@ -103,7 +97,8 @@
mms_proto = expect->tuple.dst.protonum;
sprintf(proto_string, "%u", mms_proto);
- DEBUGP("ip_nat_mms: mms_data_fixup: info (seq %u + %u) in %u, proto %s\n",
+ DEBUGP("ip_nat_mms: mms_data_fixup: info (seq %u + %u) "
+ "in %u, proto %s\n",
expect->seq, ct_mms_info->len, ntohl(tcph->seq),
mms_proto == IPPROTO_UDP ? "UDP"
: mms_proto == IPPROTO_TCP ? "TCP":proto_string);
@@ -116,7 +111,8 @@
for (port = ct_mms_info->port; port != 0; port++) {
t.dst.u.tcp.port = htons(port);
if (ip_conntrack_change_expect(expect, &t) == 0) {
- DEBUGP("ip_nat_mms: mms_data_fixup: using port %d\n", port);
+ DEBUGP("ip_nat_mms: mms_data_fixup: using port %d\n",
+ port);
break;
}
}
@@ -136,8 +132,10 @@
for (i=0; i<strlen(buffer); ++i)
*(unicode_buffer+i*2)=*(buffer+i);
- DEBUGP("ip_nat_mms: mms_data_fixup: padding: %u len: %u\n", ct_mms_info->padding, ct_mms_info->len);
- DEBUGP("ip_nat_mms: mms_data_fixup: offset: %u\n", MMS_SRV_UNICODE_STRING_OFFSET+ct_mms_info->len);
+ DEBUGP("ip_nat_mms: mms_data_fixup: padding: %u len: %u\n",
+ ct_mms_info->padding, ct_mms_info->len);
+ DEBUGP("ip_nat_mms: mms_data_fixup: offset: %u\n",
+ MMS_SRV_UNICODE_STRING_OFFSET+ct_mms_info->len);
DUMP_BYTES(data+MMS_SRV_UNICODE_STRING_OFFSET, 60);
/* add end of packet to it */
@@ -153,8 +151,9 @@
*(unicode_buffer+i*2+j+k)= (char)0;
DEBUGP("ip_nat_mms: mms_data_fixup: zero_padding = %u\n", zero_padding);
- DEBUGP("ip_nat_mms: original=> chunkLenLV=%u chunkLenLM=%u messageLength=%u\n",
- *mms_chunkLenLV, *mms_chunkLenLM, *mms_messageLength);
+ DEBUGP("ip_nat_mms: original=> chunkLenLV=%u chunkLenLM=%u "
+ "messageLength=%u\n", *mms_chunkLenLV, *mms_chunkLenLM,
+ *mms_messageLength);
/* explanation, before I forget what I did:
strlen(buffer)*2 + ct_mms_info->padding + 4 must be divisable by 8;
@@ -165,13 +164,15 @@
*mms_chunkLenLV = *mms_chunkLenLM+2;
*mms_messageLength = *mms_chunkLenLV*8;
- DEBUGP("ip_nat_mms: modified=> chunkLenLV=%u chunkLenLM=%u messageLength=%u\n",
- *mms_chunkLenLV, *mms_chunkLenLM, *mms_messageLength);
+ DEBUGP("ip_nat_mms: modified=> chunkLenLV=%u chunkLenLM=%u"
+ " messageLength=%u\n", *mms_chunkLenLV, *mms_chunkLenLM,
+ *mms_messageLength);
ip_nat_mangle_tcp_packet(pskb, ct, ctinfo,
expect->seq - ntohl(tcph->seq),
- ct_mms_info->len + ct_mms_info->padding, unicode_buffer,
- strlen(buffer)*2 + ct_mms_info->padding + zero_padding);
+ ct_mms_info->len + ct_mms_info->padding,
+ unicode_buffer, strlen(buffer)*2 +
+ ct_mms_info->padding + zero_padding);
DUMP_BYTES(unicode_buffer, 60);
return 1;
@@ -197,7 +198,8 @@
newdstip = master->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.ip;
newsrcip = ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.ip;
- DEBUGP("ip_nat_mms: mms_nat_expected: hook %s: newsrc->newdst %u.%u.%u.%u->%u.%u.%u.%u\n",
+ DEBUGP("ip_nat_mms: mms_nat_expected: hook %s: "
+ "newsrc->newdst %u.%u.%u.%u->%u.%u.%u.%u\n",
hooknum == NF_IP_POST_ROUTING ? "POSTROUTING"
: hooknum == NF_IP_PRE_ROUTING ? "PREROUTING"
: hooknum == NF_IP_LOCAL_OUT ? "OUTPUT" : "???",
@@ -208,7 +210,8 @@
else
newip = newdstip;
- DEBUGP("ip_nat_mms: mms_nat_expected: IP to %u.%u.%u.%u\n", NIPQUAD(newip));
+ DEBUGP("ip_nat_mms: mms_nat_expected: IP to %u.%u.%u.%u\n",
+ NIPQUAD(newip));
mr.rangesize = 1;
/* We don't want to manip the per-protocol, just the IPs. */
@@ -242,14 +245,16 @@
dir = CTINFO2DIR(ctinfo);
if (!((hooknum == NF_IP_POST_ROUTING && dir == IP_CT_DIR_ORIGINAL)
||(hooknum == NF_IP_PRE_ROUTING && dir == IP_CT_DIR_REPLY))) {
- DEBUGP("ip_nat_mms: mms_nat_help: not touching dir %s at hook %s\n",
+ DEBUGP("ip_nat_mms: mms_nat_help: not touching dir %s"
+ "at hook %s\n",
dir == IP_CT_DIR_ORIGINAL ? "ORIG" : "REPLY",
hooknum == NF_IP_POST_ROUTING ? "POSTROUTING"
: hooknum == NF_IP_PRE_ROUTING ? "PREROUTING"
: hooknum == NF_IP_LOCAL_OUT ? "OUTPUT" : "???");
return NF_ACCEPT;
}
- DEBUGP("ip_nat_mms: mms_nat_help: beyond not touching (dir %s at hook %s)\n",
+ DEBUGP("ip_nat_mms: mms_nat_help: beyond not touching "
+ "(dir %s at hook %s)\n",
dir == IP_CT_DIR_ORIGINAL ? "ORIG" : "REPLY",
hooknum == NF_IP_POST_ROUTING ? "POSTROUTING"
: hooknum == NF_IP_PRE_ROUTING ? "PREROUTING"
@@ -257,13 +262,14 @@
datalen = (*pskb)->len - iph->ihl * 4 - tcph->doff * 4;
- DEBUGP("ip_nat_mms: mms_nat_help: %u+%u=%u %u %u\n", exp->seq, ct_mms_info->len,
- exp->seq + ct_mms_info->len,
+ DEBUGP("ip_nat_mms: mms_nat_help: %u+%u=%u %u %u\n", exp->seq,
+ ct_mms_info->len, exp->seq + ct_mms_info->len,
ntohl(tcph->seq),
ntohl(tcph->seq) + datalen);
LOCK_BH(&ip_mms_lock);
- /* Check wether the whole IP/proto/port pattern is carried in the payload */
+ /* Check wether the whole IP/proto/port pattern is carried in the
+ * payload */
if (between(exp->seq + ct_mms_info->len,
ntohl(tcph->seq),
ntohl(tcph->seq) + datalen)) {
@@ -288,62 +294,16 @@
return NF_ACCEPT;
}
-static struct ip_nat_helper mms[MAX_PORTS];
-static char mms_names[MAX_PORTS][10];
-
-/* Not __exit: called from init() */
-static void fini(void)
+static void __exit fini(void)
{
- int i;
-
- for (i = 0; (i < MAX_PORTS) && ports[i]; i++) {
- DEBUGP("ip_nat_mms: unregistering helper for port %d\n", ports[i]);
- ip_nat_helper_unregister(&mms[i]);
- }
+ ip_nat_mms_hook = NULL;
+ synchronize_net();
}
static int __init init(void)
{
- int i, ret = 0;
- char *tmpname;
-
- if (ports[0] == 0)
- ports[0] = MMS_PORT;
-
- for (i = 0; (i < MAX_PORTS) && ports[i]; i++) {
-
- memset(&mms[i], 0, sizeof(struct ip_nat_helper));
-
- mms[i].tuple.dst.protonum = IPPROTO_TCP;
- mms[i].tuple.src.u.tcp.port = htons(ports[i]);
- mms[i].mask.dst.protonum = 0xFFFF;
- mms[i].mask.src.u.tcp.port = 0xFFFF;
- mms[i].help = mms_nat_help;
- mms[i].me = THIS_MODULE;
- mms[i].flags = 0;
- mms[i].expect = mms_nat_expected;
-
- tmpname = &mms_names[i][0];
- if (ports[i] == MMS_PORT)
- sprintf(tmpname, "mms");
- else
- sprintf(tmpname, "mms-%d", i);
- mms[i].name = tmpname;
-
- DEBUGP("ip_nat_mms: register helper for port %d\n",
- ports[i]);
- ret = ip_nat_helper_register(&mms[i]);
-
- if (ret) {
- printk("ip_nat_mms: error registering "
- "helper for port %d\n", ports[i]);
- fini();
- return ret;
- }
- ports_c++;
- }
-
- return ret;
+ BUG_ON(ip_nat_mms_hook);
+ ip_nat_mms_hook = &mms_nat_help;
}
module_init(init);
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