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Commit | Line | Data |
---|---|---|
1da177e4 | 1 | /* |
0c6965dd | 2 | * net/sched/act_pedit.c Generic packet editor |
1da177e4 LT |
3 | * |
4 | * This program is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU General Public License | |
6 | * as published by the Free Software Foundation; either version | |
7 | * 2 of the License, or (at your option) any later version. | |
8 | * | |
9 | * Authors: Jamal Hadi Salim (2002-4) | |
10 | */ | |
11 | ||
1da177e4 LT |
12 | #include <linux/types.h> |
13 | #include <linux/kernel.h> | |
1da177e4 | 14 | #include <linux/string.h> |
1da177e4 | 15 | #include <linux/errno.h> |
1da177e4 LT |
16 | #include <linux/skbuff.h> |
17 | #include <linux/rtnetlink.h> | |
18 | #include <linux/module.h> | |
19 | #include <linux/init.h> | |
5a0e3ad6 | 20 | #include <linux/slab.h> |
dc5fc579 | 21 | #include <net/netlink.h> |
1da177e4 LT |
22 | #include <net/pkt_sched.h> |
23 | #include <linux/tc_act/tc_pedit.h> | |
24 | #include <net/tc_act/tc_pedit.h> | |
71d0ed70 | 25 | #include <uapi/linux/tc_act/tc_pedit.h> |
1da177e4 | 26 | |
e9ce1cd3 | 27 | #define PEDIT_TAB_MASK 15 |
1da177e4 | 28 | |
c7d03a00 | 29 | static unsigned int pedit_net_id; |
a85a970a | 30 | static struct tc_action_ops act_pedit_ops; |
ddf97ccd | 31 | |
53b2bf3f | 32 | static const struct nla_policy pedit_policy[TCA_PEDIT_MAX + 1] = { |
53f7e35f | 33 | [TCA_PEDIT_PARMS] = { .len = sizeof(struct tc_pedit) }, |
71d0ed70 | 34 | [TCA_PEDIT_KEYS_EX] = { .type = NLA_NESTED }, |
53b2bf3f PM |
35 | }; |
36 | ||
71d0ed70 AV |
37 | static const struct nla_policy pedit_key_ex_policy[TCA_PEDIT_KEY_EX_MAX + 1] = { |
38 | [TCA_PEDIT_KEY_EX_HTYPE] = { .type = NLA_U16 }, | |
853a14ba | 39 | [TCA_PEDIT_KEY_EX_CMD] = { .type = NLA_U16 }, |
71d0ed70 AV |
40 | }; |
41 | ||
42 | static struct tcf_pedit_key_ex *tcf_pedit_keys_ex_parse(struct nlattr *nla, | |
43 | u8 n) | |
44 | { | |
45 | struct tcf_pedit_key_ex *keys_ex; | |
46 | struct tcf_pedit_key_ex *k; | |
47 | const struct nlattr *ka; | |
48 | int err = -EINVAL; | |
49 | int rem; | |
50 | ||
51 | if (!nla || !n) | |
52 | return NULL; | |
53 | ||
54 | keys_ex = kcalloc(n, sizeof(*k), GFP_KERNEL); | |
55 | if (!keys_ex) | |
56 | return ERR_PTR(-ENOMEM); | |
57 | ||
58 | k = keys_ex; | |
59 | ||
60 | nla_for_each_nested(ka, nla, rem) { | |
61 | struct nlattr *tb[TCA_PEDIT_KEY_EX_MAX + 1]; | |
62 | ||
63 | if (!n) { | |
64 | err = -EINVAL; | |
65 | goto err_out; | |
66 | } | |
67 | n--; | |
68 | ||
69 | if (nla_type(ka) != TCA_PEDIT_KEY_EX) { | |
70 | err = -EINVAL; | |
71 | goto err_out; | |
72 | } | |
73 | ||
74 | err = nla_parse_nested(tb, TCA_PEDIT_KEY_EX_MAX, ka, | |
fceb6435 | 75 | pedit_key_ex_policy, NULL); |
71d0ed70 AV |
76 | if (err) |
77 | goto err_out; | |
78 | ||
853a14ba AV |
79 | if (!tb[TCA_PEDIT_KEY_EX_HTYPE] || |
80 | !tb[TCA_PEDIT_KEY_EX_CMD]) { | |
71d0ed70 AV |
81 | err = -EINVAL; |
82 | goto err_out; | |
83 | } | |
84 | ||
85 | k->htype = nla_get_u16(tb[TCA_PEDIT_KEY_EX_HTYPE]); | |
853a14ba | 86 | k->cmd = nla_get_u16(tb[TCA_PEDIT_KEY_EX_CMD]); |
71d0ed70 | 87 | |
853a14ba AV |
88 | if (k->htype > TCA_PEDIT_HDR_TYPE_MAX || |
89 | k->cmd > TCA_PEDIT_CMD_MAX) { | |
71d0ed70 AV |
90 | err = -EINVAL; |
91 | goto err_out; | |
92 | } | |
93 | ||
94 | k++; | |
95 | } | |
96 | ||
c4f65b09 DC |
97 | if (n) { |
98 | err = -EINVAL; | |
71d0ed70 | 99 | goto err_out; |
c4f65b09 | 100 | } |
71d0ed70 AV |
101 | |
102 | return keys_ex; | |
103 | ||
104 | err_out: | |
105 | kfree(keys_ex); | |
106 | return ERR_PTR(err); | |
107 | } | |
108 | ||
109 | static int tcf_pedit_key_ex_dump(struct sk_buff *skb, | |
110 | struct tcf_pedit_key_ex *keys_ex, int n) | |
111 | { | |
112 | struct nlattr *keys_start = nla_nest_start(skb, TCA_PEDIT_KEYS_EX); | |
113 | ||
114 | for (; n > 0; n--) { | |
115 | struct nlattr *key_start; | |
116 | ||
117 | key_start = nla_nest_start(skb, TCA_PEDIT_KEY_EX); | |
118 | ||
853a14ba AV |
119 | if (nla_put_u16(skb, TCA_PEDIT_KEY_EX_HTYPE, keys_ex->htype) || |
120 | nla_put_u16(skb, TCA_PEDIT_KEY_EX_CMD, keys_ex->cmd)) { | |
71d0ed70 AV |
121 | nlmsg_trim(skb, keys_start); |
122 | return -EINVAL; | |
123 | } | |
124 | ||
125 | nla_nest_end(skb, key_start); | |
126 | ||
127 | keys_ex++; | |
128 | } | |
129 | ||
130 | nla_nest_end(skb, keys_start); | |
131 | ||
132 | return 0; | |
133 | } | |
134 | ||
c1b52739 | 135 | static int tcf_pedit_init(struct net *net, struct nlattr *nla, |
a85a970a | 136 | struct nlattr *est, struct tc_action **a, |
c1b52739 | 137 | int ovr, int bind) |
1da177e4 | 138 | { |
ddf97ccd | 139 | struct tc_action_net *tn = net_generic(net, pedit_net_id); |
7ba699c6 | 140 | struct nlattr *tb[TCA_PEDIT_MAX + 1]; |
71d0ed70 | 141 | struct nlattr *pattr; |
1da177e4 | 142 | struct tc_pedit *parm; |
cee63723 | 143 | int ret = 0, err; |
1da177e4 LT |
144 | struct tcf_pedit *p; |
145 | struct tc_pedit_key *keys = NULL; | |
71d0ed70 | 146 | struct tcf_pedit_key_ex *keys_ex; |
1da177e4 LT |
147 | int ksize; |
148 | ||
cee63723 | 149 | if (nla == NULL) |
1da177e4 LT |
150 | return -EINVAL; |
151 | ||
fceb6435 | 152 | err = nla_parse_nested(tb, TCA_PEDIT_MAX, nla, pedit_policy, NULL); |
cee63723 PM |
153 | if (err < 0) |
154 | return err; | |
155 | ||
71d0ed70 AV |
156 | pattr = tb[TCA_PEDIT_PARMS]; |
157 | if (!pattr) | |
158 | pattr = tb[TCA_PEDIT_PARMS_EX]; | |
159 | if (!pattr) | |
1da177e4 | 160 | return -EINVAL; |
71d0ed70 AV |
161 | |
162 | parm = nla_data(pattr); | |
1da177e4 | 163 | ksize = parm->nkeys * sizeof(struct tc_pedit_key); |
71d0ed70 | 164 | if (nla_len(pattr) < sizeof(*parm) + ksize) |
1da177e4 LT |
165 | return -EINVAL; |
166 | ||
71d0ed70 AV |
167 | keys_ex = tcf_pedit_keys_ex_parse(tb[TCA_PEDIT_KEYS_EX], parm->nkeys); |
168 | if (IS_ERR(keys_ex)) | |
169 | return PTR_ERR(keys_ex); | |
170 | ||
ddf97ccd | 171 | if (!tcf_hash_check(tn, parm->index, a, bind)) { |
1da177e4 LT |
172 | if (!parm->nkeys) |
173 | return -EINVAL; | |
ddf97ccd | 174 | ret = tcf_hash_create(tn, parm->index, est, a, |
a85a970a | 175 | &act_pedit_ops, bind, false); |
86062033 WC |
176 | if (ret) |
177 | return ret; | |
a85a970a | 178 | p = to_pedit(*a); |
1da177e4 LT |
179 | keys = kmalloc(ksize, GFP_KERNEL); |
180 | if (keys == NULL) { | |
a85a970a | 181 | tcf_hash_cleanup(*a, est); |
71d0ed70 | 182 | kfree(keys_ex); |
1da177e4 LT |
183 | return -ENOMEM; |
184 | } | |
185 | ret = ACT_P_CREATED; | |
186 | } else { | |
1a29321e JHS |
187 | if (bind) |
188 | return 0; | |
a85a970a | 189 | tcf_hash_release(*a, bind); |
1a29321e | 190 | if (!ovr) |
1da177e4 | 191 | return -EEXIST; |
a85a970a | 192 | p = to_pedit(*a); |
e9ce1cd3 | 193 | if (p->tcfp_nkeys && p->tcfp_nkeys != parm->nkeys) { |
1da177e4 | 194 | keys = kmalloc(ksize, GFP_KERNEL); |
71d0ed70 AV |
195 | if (!keys) { |
196 | kfree(keys_ex); | |
1da177e4 | 197 | return -ENOMEM; |
71d0ed70 | 198 | } |
1da177e4 LT |
199 | } |
200 | } | |
201 | ||
e9ce1cd3 DM |
202 | spin_lock_bh(&p->tcf_lock); |
203 | p->tcfp_flags = parm->flags; | |
204 | p->tcf_action = parm->action; | |
1da177e4 | 205 | if (keys) { |
e9ce1cd3 DM |
206 | kfree(p->tcfp_keys); |
207 | p->tcfp_keys = keys; | |
208 | p->tcfp_nkeys = parm->nkeys; | |
1da177e4 | 209 | } |
e9ce1cd3 | 210 | memcpy(p->tcfp_keys, parm->keys, ksize); |
71d0ed70 AV |
211 | |
212 | kfree(p->tcfp_keys_ex); | |
213 | p->tcfp_keys_ex = keys_ex; | |
214 | ||
e9ce1cd3 | 215 | spin_unlock_bh(&p->tcf_lock); |
1da177e4 | 216 | if (ret == ACT_P_CREATED) |
a85a970a | 217 | tcf_hash_insert(tn, *a); |
1da177e4 LT |
218 | return ret; |
219 | } | |
220 | ||
a5b5c958 | 221 | static void tcf_pedit_cleanup(struct tc_action *a, int bind) |
1da177e4 | 222 | { |
a85a970a | 223 | struct tcf_pedit *p = to_pedit(a); |
a5b5c958 WC |
224 | struct tc_pedit_key *keys = p->tcfp_keys; |
225 | kfree(keys); | |
71d0ed70 | 226 | kfree(p->tcfp_keys_ex); |
1da177e4 LT |
227 | } |
228 | ||
95c2027b AV |
229 | static bool offset_valid(struct sk_buff *skb, int offset) |
230 | { | |
231 | if (offset > 0 && offset > skb->len) | |
232 | return false; | |
233 | ||
234 | if (offset < 0 && -offset > skb_headroom(skb)) | |
235 | return false; | |
236 | ||
237 | return true; | |
238 | } | |
239 | ||
71d0ed70 AV |
240 | static int pedit_skb_hdr_offset(struct sk_buff *skb, |
241 | enum pedit_header_type htype, int *hoffset) | |
242 | { | |
243 | int ret = -EINVAL; | |
244 | ||
245 | switch (htype) { | |
246 | case TCA_PEDIT_KEY_EX_HDR_TYPE_ETH: | |
247 | if (skb_mac_header_was_set(skb)) { | |
248 | *hoffset = skb_mac_offset(skb); | |
249 | ret = 0; | |
250 | } | |
251 | break; | |
252 | case TCA_PEDIT_KEY_EX_HDR_TYPE_NETWORK: | |
253 | case TCA_PEDIT_KEY_EX_HDR_TYPE_IP4: | |
254 | case TCA_PEDIT_KEY_EX_HDR_TYPE_IP6: | |
255 | *hoffset = skb_network_offset(skb); | |
256 | ret = 0; | |
257 | break; | |
258 | case TCA_PEDIT_KEY_EX_HDR_TYPE_TCP: | |
259 | case TCA_PEDIT_KEY_EX_HDR_TYPE_UDP: | |
260 | if (skb_transport_header_was_set(skb)) { | |
261 | *hoffset = skb_transport_offset(skb); | |
262 | ret = 0; | |
263 | } | |
264 | break; | |
265 | default: | |
266 | ret = -EINVAL; | |
267 | break; | |
268 | }; | |
269 | ||
270 | return ret; | |
271 | } | |
272 | ||
dc7f9f6e | 273 | static int tcf_pedit(struct sk_buff *skb, const struct tc_action *a, |
e9ce1cd3 | 274 | struct tcf_result *res) |
1da177e4 | 275 | { |
a85a970a | 276 | struct tcf_pedit *p = to_pedit(a); |
4749c3ef | 277 | int i; |
1da177e4 | 278 | |
14bbd6a5 | 279 | if (skb_unclone(skb, GFP_ATOMIC)) |
cc7ec456 | 280 | return p->tcf_action; |
1da177e4 | 281 | |
e9ce1cd3 | 282 | spin_lock(&p->tcf_lock); |
1da177e4 | 283 | |
9c4a4e48 | 284 | tcf_lastuse_update(&p->tcf_tm); |
1da177e4 | 285 | |
e9ce1cd3 DM |
286 | if (p->tcfp_nkeys > 0) { |
287 | struct tc_pedit_key *tkey = p->tcfp_keys; | |
71d0ed70 AV |
288 | struct tcf_pedit_key_ex *tkey_ex = p->tcfp_keys_ex; |
289 | enum pedit_header_type htype = TCA_PEDIT_KEY_EX_HDR_TYPE_NETWORK; | |
853a14ba | 290 | enum pedit_cmd cmd = TCA_PEDIT_KEY_EX_CMD_SET; |
1da177e4 | 291 | |
e9ce1cd3 | 292 | for (i = p->tcfp_nkeys; i > 0; i--, tkey++) { |
db2c2417 | 293 | u32 *ptr, _data; |
1da177e4 | 294 | int offset = tkey->off; |
71d0ed70 | 295 | int hoffset; |
853a14ba | 296 | u32 val; |
71d0ed70 AV |
297 | int rc; |
298 | ||
299 | if (tkey_ex) { | |
300 | htype = tkey_ex->htype; | |
853a14ba AV |
301 | cmd = tkey_ex->cmd; |
302 | ||
71d0ed70 AV |
303 | tkey_ex++; |
304 | } | |
305 | ||
306 | rc = pedit_skb_hdr_offset(skb, htype, &hoffset); | |
307 | if (rc) { | |
308 | pr_info("tc filter pedit bad header type specified (0x%x)\n", | |
309 | htype); | |
310 | goto bad; | |
311 | } | |
1da177e4 LT |
312 | |
313 | if (tkey->offmask) { | |
db2c2417 CG |
314 | char *d, _d; |
315 | ||
71d0ed70 | 316 | if (!offset_valid(skb, hoffset + tkey->at)) { |
95c2027b | 317 | pr_info("tc filter pedit 'at' offset %d out of bounds\n", |
71d0ed70 | 318 | hoffset + tkey->at); |
95c2027b AV |
319 | goto bad; |
320 | } | |
71d0ed70 | 321 | d = skb_header_pointer(skb, hoffset + tkey->at, 1, |
db2c2417 CG |
322 | &_d); |
323 | if (!d) | |
1da177e4 | 324 | goto bad; |
db2c2417 | 325 | offset += (*d & tkey->offmask) >> tkey->shift; |
1da177e4 LT |
326 | } |
327 | ||
328 | if (offset % 4) { | |
6ff9c364 | 329 | pr_info("tc filter pedit" |
330 | " offset must be on 32 bit boundaries\n"); | |
1da177e4 LT |
331 | goto bad; |
332 | } | |
95c2027b | 333 | |
71d0ed70 | 334 | if (!offset_valid(skb, hoffset + offset)) { |
95c2027b | 335 | pr_info("tc filter pedit offset %d out of bounds\n", |
71d0ed70 | 336 | hoffset + offset); |
1da177e4 LT |
337 | goto bad; |
338 | } | |
339 | ||
71d0ed70 | 340 | ptr = skb_header_pointer(skb, hoffset + offset, 4, &_data); |
db2c2417 CG |
341 | if (!ptr) |
342 | goto bad; | |
1da177e4 | 343 | /* just do it, baby */ |
853a14ba AV |
344 | switch (cmd) { |
345 | case TCA_PEDIT_KEY_EX_CMD_SET: | |
346 | val = tkey->val; | |
347 | break; | |
348 | case TCA_PEDIT_KEY_EX_CMD_ADD: | |
349 | val = (*ptr + tkey->val) & ~tkey->mask; | |
350 | break; | |
351 | default: | |
352 | pr_info("tc filter pedit bad command (%d)\n", | |
353 | cmd); | |
354 | goto bad; | |
355 | } | |
356 | ||
357 | *ptr = ((*ptr & tkey->mask) ^ val); | |
db2c2417 | 358 | if (ptr == &_data) |
71d0ed70 | 359 | skb_store_bits(skb, hoffset + offset, ptr, 4); |
1da177e4 | 360 | } |
10297b99 | 361 | |
1da177e4 | 362 | goto done; |
6ff9c364 | 363 | } else |
364 | WARN(1, "pedit BUG: index %d\n", p->tcf_index); | |
1da177e4 LT |
365 | |
366 | bad: | |
e9ce1cd3 | 367 | p->tcf_qstats.overlimits++; |
1da177e4 | 368 | done: |
bfe0d029 | 369 | bstats_update(&p->tcf_bstats, skb); |
e9ce1cd3 DM |
370 | spin_unlock(&p->tcf_lock); |
371 | return p->tcf_action; | |
1da177e4 LT |
372 | } |
373 | ||
e9ce1cd3 DM |
374 | static int tcf_pedit_dump(struct sk_buff *skb, struct tc_action *a, |
375 | int bind, int ref) | |
1da177e4 | 376 | { |
27a884dc | 377 | unsigned char *b = skb_tail_pointer(skb); |
a85a970a | 378 | struct tcf_pedit *p = to_pedit(a); |
1da177e4 | 379 | struct tc_pedit *opt; |
1da177e4 | 380 | struct tcf_t t; |
10297b99 YH |
381 | int s; |
382 | ||
e9ce1cd3 | 383 | s = sizeof(*opt) + p->tcfp_nkeys * sizeof(struct tc_pedit_key); |
1da177e4 LT |
384 | |
385 | /* netlink spinlocks held above us - must use ATOMIC */ | |
0da974f4 | 386 | opt = kzalloc(s, GFP_ATOMIC); |
e9ce1cd3 | 387 | if (unlikely(!opt)) |
1da177e4 | 388 | return -ENOBUFS; |
1da177e4 | 389 | |
e9ce1cd3 DM |
390 | memcpy(opt->keys, p->tcfp_keys, |
391 | p->tcfp_nkeys * sizeof(struct tc_pedit_key)); | |
392 | opt->index = p->tcf_index; | |
393 | opt->nkeys = p->tcfp_nkeys; | |
394 | opt->flags = p->tcfp_flags; | |
395 | opt->action = p->tcf_action; | |
396 | opt->refcnt = p->tcf_refcnt - ref; | |
397 | opt->bindcnt = p->tcf_bindcnt - bind; | |
1da177e4 | 398 | |
71d0ed70 AV |
399 | if (p->tcfp_keys_ex) { |
400 | tcf_pedit_key_ex_dump(skb, p->tcfp_keys_ex, p->tcfp_nkeys); | |
401 | ||
402 | if (nla_put(skb, TCA_PEDIT_PARMS_EX, s, opt)) | |
403 | goto nla_put_failure; | |
404 | } else { | |
405 | if (nla_put(skb, TCA_PEDIT_PARMS, s, opt)) | |
406 | goto nla_put_failure; | |
407 | } | |
48d8ee16 JHS |
408 | |
409 | tcf_tm_dump(&t, &p->tcf_tm); | |
9854518e | 410 | if (nla_put_64bit(skb, TCA_PEDIT_TM, sizeof(t), &t, TCA_PEDIT_PAD)) |
1b34ec43 | 411 | goto nla_put_failure; |
48d8ee16 | 412 | |
541673c8 | 413 | kfree(opt); |
1da177e4 LT |
414 | return skb->len; |
415 | ||
7ba699c6 | 416 | nla_put_failure: |
dc5fc579 | 417 | nlmsg_trim(skb, b); |
541673c8 | 418 | kfree(opt); |
1da177e4 LT |
419 | return -1; |
420 | } | |
421 | ||
ddf97ccd WC |
422 | static int tcf_pedit_walker(struct net *net, struct sk_buff *skb, |
423 | struct netlink_callback *cb, int type, | |
a85a970a | 424 | const struct tc_action_ops *ops) |
ddf97ccd WC |
425 | { |
426 | struct tc_action_net *tn = net_generic(net, pedit_net_id); | |
427 | ||
a85a970a | 428 | return tcf_generic_walker(tn, skb, cb, type, ops); |
ddf97ccd WC |
429 | } |
430 | ||
a85a970a | 431 | static int tcf_pedit_search(struct net *net, struct tc_action **a, u32 index) |
ddf97ccd WC |
432 | { |
433 | struct tc_action_net *tn = net_generic(net, pedit_net_id); | |
434 | ||
435 | return tcf_hash_search(tn, a, index); | |
436 | } | |
437 | ||
e9ce1cd3 | 438 | static struct tc_action_ops act_pedit_ops = { |
1da177e4 LT |
439 | .kind = "pedit", |
440 | .type = TCA_ACT_PEDIT, | |
1da177e4 LT |
441 | .owner = THIS_MODULE, |
442 | .act = tcf_pedit, | |
443 | .dump = tcf_pedit_dump, | |
444 | .cleanup = tcf_pedit_cleanup, | |
1da177e4 | 445 | .init = tcf_pedit_init, |
ddf97ccd WC |
446 | .walk = tcf_pedit_walker, |
447 | .lookup = tcf_pedit_search, | |
a85a970a | 448 | .size = sizeof(struct tcf_pedit), |
ddf97ccd WC |
449 | }; |
450 | ||
451 | static __net_init int pedit_init_net(struct net *net) | |
452 | { | |
453 | struct tc_action_net *tn = net_generic(net, pedit_net_id); | |
454 | ||
455 | return tc_action_net_init(tn, &act_pedit_ops, PEDIT_TAB_MASK); | |
456 | } | |
457 | ||
458 | static void __net_exit pedit_exit_net(struct net *net) | |
459 | { | |
460 | struct tc_action_net *tn = net_generic(net, pedit_net_id); | |
461 | ||
462 | tc_action_net_exit(tn); | |
463 | } | |
464 | ||
465 | static struct pernet_operations pedit_net_ops = { | |
466 | .init = pedit_init_net, | |
467 | .exit = pedit_exit_net, | |
468 | .id = &pedit_net_id, | |
469 | .size = sizeof(struct tc_action_net), | |
1da177e4 LT |
470 | }; |
471 | ||
472 | MODULE_AUTHOR("Jamal Hadi Salim(2002-4)"); | |
473 | MODULE_DESCRIPTION("Generic Packet Editor actions"); | |
474 | MODULE_LICENSE("GPL"); | |
475 | ||
e9ce1cd3 | 476 | static int __init pedit_init_module(void) |
1da177e4 | 477 | { |
ddf97ccd | 478 | return tcf_register_action(&act_pedit_ops, &pedit_net_ops); |
1da177e4 LT |
479 | } |
480 | ||
e9ce1cd3 | 481 | static void __exit pedit_cleanup_module(void) |
1da177e4 | 482 | { |
ddf97ccd | 483 | tcf_unregister_action(&act_pedit_ops, &pedit_net_ops); |
1da177e4 LT |
484 | } |
485 | ||
486 | module_init(pedit_init_module); | |
487 | module_exit(pedit_cleanup_module); | |
488 |