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authorStephen Hemminger <shemminger@osdl.org>2006-04-14 18:59:37 -0400
committerDavid S. Miller <davem@davemloft.net>2006-04-14 18:59:37 -0400
commite49e76db031fdfaadb4907a319ea3a1dc9d2925f (patch)
tree552320f27f1a62d7cbc09e7ba1c5bedeec82ad4a /net/atm/clip.c
parent2d9073922bc73f8cb847ce354f0896205f6981a1 (diff)
[ATM] clip: run through Lindent
Run CLIP driver through Lindent script to fix formatting. Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/atm/clip.c')
-rw-r--r--net/atm/clip.c410
1 files changed, 199 insertions, 211 deletions
diff --git a/net/atm/clip.c b/net/atm/clip.c
index b1f12f6c5fd6..00dddba67c81 100644
--- a/net/atm/clip.c
+++ b/net/atm/clip.c
@@ -2,7 +2,6 @@
2 2
3/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */ 3/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
4 4
5
6#include <linux/config.h> 5#include <linux/config.h>
7#include <linux/string.h> 6#include <linux/string.h>
8#include <linux/errno.h> 7#include <linux/errno.h>
@@ -55,21 +54,23 @@ static struct atm_vcc *atmarpd;
55static struct neigh_table clip_tbl; 54static struct neigh_table clip_tbl;
56static struct timer_list idle_timer; 55static struct timer_list idle_timer;
57 56
58static int to_atmarpd(enum atmarp_ctrl_type type,int itf,unsigned long ip) 57static int to_atmarpd(enum atmarp_ctrl_type type, int itf, unsigned long ip)
59{ 58{
60 struct sock *sk; 59 struct sock *sk;
61 struct atmarp_ctrl *ctrl; 60 struct atmarp_ctrl *ctrl;
62 struct sk_buff *skb; 61 struct sk_buff *skb;
63 62
64 DPRINTK("to_atmarpd(%d)\n",type); 63 DPRINTK("to_atmarpd(%d)\n", type);
65 if (!atmarpd) return -EUNATCH; 64 if (!atmarpd)
65 return -EUNATCH;
66 skb = alloc_skb(sizeof(struct atmarp_ctrl),GFP_ATOMIC); 66 skb = alloc_skb(sizeof(struct atmarp_ctrl),GFP_ATOMIC);
67 if (!skb) return -ENOMEM; 67 if (!skb)
68 return -ENOMEM;
68 ctrl = (struct atmarp_ctrl *) skb_put(skb,sizeof(struct atmarp_ctrl)); 69 ctrl = (struct atmarp_ctrl *) skb_put(skb,sizeof(struct atmarp_ctrl));
69 ctrl->type = type; 70 ctrl->type = type;
70 ctrl->itf_num = itf; 71 ctrl->itf_num = itf;
71 ctrl->ip = ip; 72 ctrl->ip = ip;
72 atm_force_charge(atmarpd,skb->truesize); 73 atm_force_charge(atmarpd, skb->truesize);
73 74
74 sk = sk_atm(atmarpd); 75 sk = sk_atm(atmarpd);
75 skb_queue_tail(&sk->sk_receive_queue, skb); 76 skb_queue_tail(&sk->sk_receive_queue, skb);
@@ -77,26 +78,24 @@ static int to_atmarpd(enum atmarp_ctrl_type type,int itf,unsigned long ip)
77 return 0; 78 return 0;
78} 79}
79 80
80 81static void link_vcc(struct clip_vcc *clip_vcc, struct atmarp_entry *entry)
81static void link_vcc(struct clip_vcc *clip_vcc,struct atmarp_entry *entry)
82{ 82{
83 DPRINTK("link_vcc %p to entry %p (neigh %p)\n",clip_vcc,entry, 83 DPRINTK("link_vcc %p to entry %p (neigh %p)\n", clip_vcc, entry,
84 entry->neigh); 84 entry->neigh);
85 clip_vcc->entry = entry; 85 clip_vcc->entry = entry;
86 clip_vcc->xoff = 0; /* @@@ may overrun buffer by one packet */ 86 clip_vcc->xoff = 0; /* @@@ may overrun buffer by one packet */
87 clip_vcc->next = entry->vccs; 87 clip_vcc->next = entry->vccs;
88 entry->vccs = clip_vcc; 88 entry->vccs = clip_vcc;
89 entry->neigh->used = jiffies; 89 entry->neigh->used = jiffies;
90} 90}
91 91
92
93static void unlink_clip_vcc(struct clip_vcc *clip_vcc) 92static void unlink_clip_vcc(struct clip_vcc *clip_vcc)
94{ 93{
95 struct atmarp_entry *entry = clip_vcc->entry; 94 struct atmarp_entry *entry = clip_vcc->entry;
96 struct clip_vcc **walk; 95 struct clip_vcc **walk;
97 96
98 if (!entry) { 97 if (!entry) {
99 printk(KERN_CRIT "!clip_vcc->entry (clip_vcc %p)\n",clip_vcc); 98 printk(KERN_CRIT "!clip_vcc->entry (clip_vcc %p)\n", clip_vcc);
100 return; 99 return;
101 } 100 }
102 spin_lock_bh(&entry->neigh->dev->xmit_lock); /* block clip_start_xmit() */ 101 spin_lock_bh(&entry->neigh->dev->xmit_lock); /* block clip_start_xmit() */
@@ -105,24 +104,24 @@ static void unlink_clip_vcc(struct clip_vcc *clip_vcc)
105 if (*walk == clip_vcc) { 104 if (*walk == clip_vcc) {
106 int error; 105 int error;
107 106
108 *walk = clip_vcc->next; /* atomic */ 107 *walk = clip_vcc->next; /* atomic */
109 clip_vcc->entry = NULL; 108 clip_vcc->entry = NULL;
110 if (clip_vcc->xoff) 109 if (clip_vcc->xoff)
111 netif_wake_queue(entry->neigh->dev); 110 netif_wake_queue(entry->neigh->dev);
112 if (entry->vccs) 111 if (entry->vccs)
113 goto out; 112 goto out;
114 entry->expires = jiffies-1; 113 entry->expires = jiffies - 1;
115 /* force resolution or expiration */ 114 /* force resolution or expiration */
116 error = neigh_update(entry->neigh, NULL, NUD_NONE, 115 error = neigh_update(entry->neigh, NULL, NUD_NONE,
117 NEIGH_UPDATE_F_ADMIN); 116 NEIGH_UPDATE_F_ADMIN);
118 if (error) 117 if (error)
119 printk(KERN_CRIT "unlink_clip_vcc: " 118 printk(KERN_CRIT "unlink_clip_vcc: "
120 "neigh_update failed with %d\n",error); 119 "neigh_update failed with %d\n", error);
121 goto out; 120 goto out;
122 } 121 }
123 printk(KERN_CRIT "ATMARP: unlink_clip_vcc failed (entry %p, vcc " 122 printk(KERN_CRIT "ATMARP: unlink_clip_vcc failed (entry %p, vcc "
124 "0x%p)\n",entry,clip_vcc); 123 "0x%p)\n", entry, clip_vcc);
125out: 124 out:
126 spin_unlock_bh(&entry->neigh->dev->xmit_lock); 125 spin_unlock_bh(&entry->neigh->dev->xmit_lock);
127} 126}
128 127
@@ -151,13 +150,13 @@ static int neigh_check_cb(struct neighbour *n)
151 DPRINTK("destruction postponed with ref %d\n", 150 DPRINTK("destruction postponed with ref %d\n",
152 atomic_read(&n->refcnt)); 151 atomic_read(&n->refcnt));
153 152
154 while ((skb = skb_dequeue(&n->arp_queue)) != NULL) 153 while ((skb = skb_dequeue(&n->arp_queue)) != NULL)
155 dev_kfree_skb(skb); 154 dev_kfree_skb(skb);
156 155
157 return 0; 156 return 0;
158 } 157 }
159 158
160 DPRINTK("expired neigh %p\n",n); 159 DPRINTK("expired neigh %p\n", n);
161 return 1; 160 return 1;
162} 161}
163 162
@@ -165,7 +164,7 @@ static void idle_timer_check(unsigned long dummy)
165{ 164{
166 write_lock(&clip_tbl.lock); 165 write_lock(&clip_tbl.lock);
167 __neigh_for_each_release(&clip_tbl, neigh_check_cb); 166 __neigh_for_each_release(&clip_tbl, neigh_check_cb);
168 mod_timer(&idle_timer, jiffies+CLIP_CHECK_INTERVAL*HZ); 167 mod_timer(&idle_timer, jiffies + CLIP_CHECK_INTERVAL * HZ);
169 write_unlock(&clip_tbl.lock); 168 write_unlock(&clip_tbl.lock);
170} 169}
171 170
@@ -175,13 +174,13 @@ static int clip_arp_rcv(struct sk_buff *skb)
175 174
176 DPRINTK("clip_arp_rcv\n"); 175 DPRINTK("clip_arp_rcv\n");
177 vcc = ATM_SKB(skb)->vcc; 176 vcc = ATM_SKB(skb)->vcc;
178 if (!vcc || !atm_charge(vcc,skb->truesize)) { 177 if (!vcc || !atm_charge(vcc, skb->truesize)) {
179 dev_kfree_skb_any(skb); 178 dev_kfree_skb_any(skb);
180 return 0; 179 return 0;
181 } 180 }
182 DPRINTK("pushing to %p\n",vcc); 181 DPRINTK("pushing to %p\n", vcc);
183 DPRINTK("using %p\n",CLIP_VCC(vcc)->old_push); 182 DPRINTK("using %p\n", CLIP_VCC(vcc)->old_push);
184 CLIP_VCC(vcc)->old_push(vcc,skb); 183 CLIP_VCC(vcc)->old_push(vcc, skb);
185 return 0; 184 return 0;
186} 185}
187 186
@@ -191,34 +190,38 @@ static const unsigned char llc_oui[] = {
191 0x03, /* Ctrl: Unnumbered Information Command PDU */ 190 0x03, /* Ctrl: Unnumbered Information Command PDU */
192 0x00, /* OUI: EtherType */ 191 0x00, /* OUI: EtherType */
193 0x00, 192 0x00,
194 0x00 }; 193 0x00
194};
195 195
196static void clip_push(struct atm_vcc *vcc,struct sk_buff *skb) 196static void clip_push(struct atm_vcc *vcc, struct sk_buff *skb)
197{ 197{
198 struct clip_vcc *clip_vcc = CLIP_VCC(vcc); 198 struct clip_vcc *clip_vcc = CLIP_VCC(vcc);
199 199
200 DPRINTK("clip push\n"); 200 DPRINTK("clip push\n");
201 if (!skb) { 201 if (!skb) {
202 DPRINTK("removing VCC %p\n",clip_vcc); 202 DPRINTK("removing VCC %p\n", clip_vcc);
203 if (clip_vcc->entry) unlink_clip_vcc(clip_vcc); 203 if (clip_vcc->entry)
204 clip_vcc->old_push(vcc,NULL); /* pass on the bad news */ 204 unlink_clip_vcc(clip_vcc);
205 clip_vcc->old_push(vcc, NULL); /* pass on the bad news */
205 kfree(clip_vcc); 206 kfree(clip_vcc);
206 return; 207 return;
207 } 208 }
208 atm_return(vcc,skb->truesize); 209 atm_return(vcc, skb->truesize);
209 skb->dev = clip_vcc->entry ? clip_vcc->entry->neigh->dev : clip_devs; 210 skb->dev = clip_vcc->entry ? clip_vcc->entry->neigh->dev : clip_devs;
210 /* clip_vcc->entry == NULL if we don't have an IP address yet */ 211 /* clip_vcc->entry == NULL if we don't have an IP address yet */
211 if (!skb->dev) { 212 if (!skb->dev) {
212 dev_kfree_skb_any(skb); 213 dev_kfree_skb_any(skb);
213 return; 214 return;
214 } 215 }
215 ATM_SKB(skb)->vcc = vcc; 216 ATM_SKB(skb)->vcc = vcc;
216 skb->mac.raw = skb->data; 217 skb->mac.raw = skb->data;
217 if (!clip_vcc->encap || skb->len < RFC1483LLC_LEN || memcmp(skb->data, 218 if (!clip_vcc->encap
218 llc_oui,sizeof(llc_oui))) skb->protocol = htons(ETH_P_IP); 219 || skb->len < RFC1483LLC_LEN
220 || memcmp(skb->data, llc_oui, sizeof (llc_oui)))
221 skb->protocol = htons(ETH_P_IP);
219 else { 222 else {
220 skb->protocol = ((u16 *) skb->data)[3]; 223 skb->protocol = ((u16 *) skb->data)[3];
221 skb_pull(skb,RFC1483LLC_LEN); 224 skb_pull(skb, RFC1483LLC_LEN);
222 if (skb->protocol == htons(ETH_P_ARP)) { 225 if (skb->protocol == htons(ETH_P_ARP)) {
223 PRIV(skb->dev)->stats.rx_packets++; 226 PRIV(skb->dev)->stats.rx_packets++;
224 PRIV(skb->dev)->stats.rx_bytes += skb->len; 227 PRIV(skb->dev)->stats.rx_bytes += skb->len;
@@ -233,58 +236,54 @@ static void clip_push(struct atm_vcc *vcc,struct sk_buff *skb)
233 netif_rx(skb); 236 netif_rx(skb);
234} 237}
235 238
236
237/* 239/*
238 * Note: these spinlocks _must_not_ block on non-SMP. The only goal is that 240 * Note: these spinlocks _must_not_ block on non-SMP. The only goal is that
239 * clip_pop is atomic with respect to the critical section in clip_start_xmit. 241 * clip_pop is atomic with respect to the critical section in clip_start_xmit.
240 */ 242 */
241 243
242 244static void clip_pop(struct atm_vcc *vcc, struct sk_buff *skb)
243static void clip_pop(struct atm_vcc *vcc,struct sk_buff *skb)
244{ 245{
245 struct clip_vcc *clip_vcc = CLIP_VCC(vcc); 246 struct clip_vcc *clip_vcc = CLIP_VCC(vcc);
246 struct net_device *dev = skb->dev; 247 struct net_device *dev = skb->dev;
247 int old; 248 int old;
248 unsigned long flags; 249 unsigned long flags;
249 250
250 DPRINTK("clip_pop(vcc %p)\n",vcc); 251 DPRINTK("clip_pop(vcc %p)\n", vcc);
251 clip_vcc->old_pop(vcc,skb); 252 clip_vcc->old_pop(vcc, skb);
252 /* skb->dev == NULL in outbound ARP packets */ 253 /* skb->dev == NULL in outbound ARP packets */
253 if (!dev) return; 254 if (!dev)
254 spin_lock_irqsave(&PRIV(dev)->xoff_lock,flags); 255 return;
255 if (atm_may_send(vcc,0)) { 256 spin_lock_irqsave(&PRIV(dev)->xoff_lock, flags);
256 old = xchg(&clip_vcc->xoff,0); 257 if (atm_may_send(vcc, 0)) {
257 if (old) netif_wake_queue(dev); 258 old = xchg(&clip_vcc->xoff, 0);
259 if (old)
260 netif_wake_queue(dev);
258 } 261 }
259 spin_unlock_irqrestore(&PRIV(dev)->xoff_lock,flags); 262 spin_unlock_irqrestore(&PRIV(dev)->xoff_lock, flags);
260} 263}
261 264
262
263static void clip_neigh_destroy(struct neighbour *neigh) 265static void clip_neigh_destroy(struct neighbour *neigh)
264{ 266{
265 DPRINTK("clip_neigh_destroy (neigh %p)\n",neigh); 267 DPRINTK("clip_neigh_destroy (neigh %p)\n", neigh);
266 if (NEIGH2ENTRY(neigh)->vccs) 268 if (NEIGH2ENTRY(neigh)->vccs)
267 printk(KERN_CRIT "clip_neigh_destroy: vccs != NULL !!!\n"); 269 printk(KERN_CRIT "clip_neigh_destroy: vccs != NULL !!!\n");
268 NEIGH2ENTRY(neigh)->vccs = (void *) 0xdeadbeef; 270 NEIGH2ENTRY(neigh)->vccs = (void *) 0xdeadbeef;
269} 271}
270 272
271 273static void clip_neigh_solicit(struct neighbour *neigh, struct sk_buff *skb)
272static void clip_neigh_solicit(struct neighbour *neigh,struct sk_buff *skb)
273{ 274{
274 DPRINTK("clip_neigh_solicit (neigh %p, skb %p)\n",neigh,skb); 275 DPRINTK("clip_neigh_solicit (neigh %p, skb %p)\n", neigh, skb);
275 to_atmarpd(act_need,PRIV(neigh->dev)->number,NEIGH2ENTRY(neigh)->ip); 276 to_atmarpd(act_need, PRIV(neigh->dev)->number, NEIGH2ENTRY(neigh)->ip);
276} 277}
277 278
278 279static void clip_neigh_error(struct neighbour *neigh, struct sk_buff *skb)
279static void clip_neigh_error(struct neighbour *neigh,struct sk_buff *skb)
280{ 280{
281#ifndef CONFIG_ATM_CLIP_NO_ICMP 281#ifndef CONFIG_ATM_CLIP_NO_ICMP
282 icmp_send(skb,ICMP_DEST_UNREACH,ICMP_HOST_UNREACH,0); 282 icmp_send(skb, ICMP_DEST_UNREACH, ICMP_HOST_UNREACH, 0);
283#endif 283#endif
284 kfree_skb(skb); 284 kfree_skb(skb);
285} 285}
286 286
287
288static struct neigh_ops clip_neigh_ops = { 287static struct neigh_ops clip_neigh_ops = {
289 .family = AF_INET, 288 .family = AF_INET,
290 .solicit = clip_neigh_solicit, 289 .solicit = clip_neigh_solicit,
@@ -295,7 +294,6 @@ static struct neigh_ops clip_neigh_ops = {
295 .queue_xmit = dev_queue_xmit, 294 .queue_xmit = dev_queue_xmit,
296}; 295};
297 296
298
299static int clip_constructor(struct neighbour *neigh) 297static int clip_constructor(struct neighbour *neigh)
300{ 298{
301 struct atmarp_entry *entry = NEIGH2ENTRY(neigh); 299 struct atmarp_entry *entry = NEIGH2ENTRY(neigh);
@@ -303,9 +301,10 @@ static int clip_constructor(struct neighbour *neigh)
303 struct in_device *in_dev; 301 struct in_device *in_dev;
304 struct neigh_parms *parms; 302 struct neigh_parms *parms;
305 303
306 DPRINTK("clip_constructor (neigh %p, entry %p)\n",neigh,entry); 304 DPRINTK("clip_constructor (neigh %p, entry %p)\n", neigh, entry);
307 neigh->type = inet_addr_type(entry->ip); 305 neigh->type = inet_addr_type(entry->ip);
308 if (neigh->type != RTN_UNICAST) return -EINVAL; 306 if (neigh->type != RTN_UNICAST)
307 return -EINVAL;
309 308
310 rcu_read_lock(); 309 rcu_read_lock();
311 in_dev = __in_dev_get_rcu(dev); 310 in_dev = __in_dev_get_rcu(dev);
@@ -324,13 +323,13 @@ static int clip_constructor(struct neighbour *neigh)
324 neigh->ops->connected_output : neigh->ops->output; 323 neigh->ops->connected_output : neigh->ops->output;
325 entry->neigh = neigh; 324 entry->neigh = neigh;
326 entry->vccs = NULL; 325 entry->vccs = NULL;
327 entry->expires = jiffies-1; 326 entry->expires = jiffies - 1;
328 return 0; 327 return 0;
329} 328}
330 329
331static u32 clip_hash(const void *pkey, const struct net_device *dev) 330static u32 clip_hash(const void *pkey, const struct net_device *dev)
332{ 331{
333 return jhash_2words(*(u32 *)pkey, dev->ifindex, clip_tbl.hash_rnd); 332 return jhash_2words(*(u32 *) pkey, dev->ifindex, clip_tbl.hash_rnd);
334} 333}
335 334
336static struct neigh_table clip_tbl = { 335static struct neigh_table clip_tbl = {
@@ -364,7 +363,6 @@ static struct neigh_table clip_tbl = {
364 .gc_thresh3 = 1024, 363 .gc_thresh3 = 1024,
365}; 364};
366 365
367
368/* @@@ copy bh locking from arp.c -- need to bh-enable atm code before */ 366/* @@@ copy bh locking from arp.c -- need to bh-enable atm code before */
369 367
370/* 368/*
@@ -374,15 +372,13 @@ static struct neigh_table clip_tbl = {
374 * clip_setentry. 372 * clip_setentry.
375 */ 373 */
376 374
377 375static int clip_encap(struct atm_vcc *vcc, int mode)
378static int clip_encap(struct atm_vcc *vcc,int mode)
379{ 376{
380 CLIP_VCC(vcc)->encap = mode; 377 CLIP_VCC(vcc)->encap = mode;
381 return 0; 378 return 0;
382} 379}
383 380
384 381static int clip_start_xmit(struct sk_buff *skb, struct net_device *dev)
385static int clip_start_xmit(struct sk_buff *skb,struct net_device *dev)
386{ 382{
387 struct clip_priv *clip_priv = PRIV(dev); 383 struct clip_priv *clip_priv = PRIV(dev);
388 struct atmarp_entry *entry; 384 struct atmarp_entry *entry;
@@ -390,7 +386,7 @@ static int clip_start_xmit(struct sk_buff *skb,struct net_device *dev)
390 int old; 386 int old;
391 unsigned long flags; 387 unsigned long flags;
392 388
393 DPRINTK("clip_start_xmit (skb %p)\n",skb); 389 DPRINTK("clip_start_xmit (skb %p)\n", skb);
394 if (!skb->dst) { 390 if (!skb->dst) {
395 printk(KERN_ERR "clip_start_xmit: skb->dst == NULL\n"); 391 printk(KERN_ERR "clip_start_xmit: skb->dst == NULL\n");
396 dev_kfree_skb(skb); 392 dev_kfree_skb(skb);
@@ -399,9 +395,9 @@ static int clip_start_xmit(struct sk_buff *skb,struct net_device *dev)
399 } 395 }
400 if (!skb->dst->neighbour) { 396 if (!skb->dst->neighbour) {
401#if 0 397#if 0
402 skb->dst->neighbour = clip_find_neighbour(skb->dst,1); 398 skb->dst->neighbour = clip_find_neighbour(skb->dst, 1);
403 if (!skb->dst->neighbour) { 399 if (!skb->dst->neighbour) {
404 dev_kfree_skb(skb); /* lost that one */ 400 dev_kfree_skb(skb); /* lost that one */
405 clip_priv->stats.tx_dropped++; 401 clip_priv->stats.tx_dropped++;
406 return 0; 402 return 0;
407 } 403 }
@@ -415,73 +411,73 @@ static int clip_start_xmit(struct sk_buff *skb,struct net_device *dev)
415 if (!entry->vccs) { 411 if (!entry->vccs) {
416 if (time_after(jiffies, entry->expires)) { 412 if (time_after(jiffies, entry->expires)) {
417 /* should be resolved */ 413 /* should be resolved */
418 entry->expires = jiffies+ATMARP_RETRY_DELAY*HZ; 414 entry->expires = jiffies + ATMARP_RETRY_DELAY * HZ;
419 to_atmarpd(act_need,PRIV(dev)->number,entry->ip); 415 to_atmarpd(act_need, PRIV(dev)->number, entry->ip);
420 } 416 }
421 if (entry->neigh->arp_queue.qlen < ATMARP_MAX_UNRES_PACKETS) 417 if (entry->neigh->arp_queue.qlen < ATMARP_MAX_UNRES_PACKETS)
422 skb_queue_tail(&entry->neigh->arp_queue,skb); 418 skb_queue_tail(&entry->neigh->arp_queue, skb);
423 else { 419 else {
424 dev_kfree_skb(skb); 420 dev_kfree_skb(skb);
425 clip_priv->stats.tx_dropped++; 421 clip_priv->stats.tx_dropped++;
426 } 422 }
427 return 0; 423 return 0;
428 } 424 }
429 DPRINTK("neigh %p, vccs %p\n",entry,entry->vccs); 425 DPRINTK("neigh %p, vccs %p\n", entry, entry->vccs);
430 ATM_SKB(skb)->vcc = vcc = entry->vccs->vcc; 426 ATM_SKB(skb)->vcc = vcc = entry->vccs->vcc;
431 DPRINTK("using neighbour %p, vcc %p\n",skb->dst->neighbour,vcc); 427 DPRINTK("using neighbour %p, vcc %p\n", skb->dst->neighbour, vcc);
432 if (entry->vccs->encap) { 428 if (entry->vccs->encap) {
433 void *here; 429 void *here;
434 430
435 here = skb_push(skb,RFC1483LLC_LEN); 431 here = skb_push(skb, RFC1483LLC_LEN);
436 memcpy(here,llc_oui,sizeof(llc_oui)); 432 memcpy(here, llc_oui, sizeof(llc_oui));
437 ((u16 *) here)[3] = skb->protocol; 433 ((u16 *) here)[3] = skb->protocol;
438 } 434 }
439 atomic_add(skb->truesize, &sk_atm(vcc)->sk_wmem_alloc); 435 atomic_add(skb->truesize, &sk_atm(vcc)->sk_wmem_alloc);
440 ATM_SKB(skb)->atm_options = vcc->atm_options; 436 ATM_SKB(skb)->atm_options = vcc->atm_options;
441 entry->vccs->last_use = jiffies; 437 entry->vccs->last_use = jiffies;
442 DPRINTK("atm_skb(%p)->vcc(%p)->dev(%p)\n",skb,vcc,vcc->dev); 438 DPRINTK("atm_skb(%p)->vcc(%p)->dev(%p)\n", skb, vcc, vcc->dev);
443 old = xchg(&entry->vccs->xoff,1); /* assume XOFF ... */ 439 old = xchg(&entry->vccs->xoff, 1); /* assume XOFF ... */
444 if (old) { 440 if (old) {
445 printk(KERN_WARNING "clip_start_xmit: XOFF->XOFF transition\n"); 441 printk(KERN_WARNING "clip_start_xmit: XOFF->XOFF transition\n");
446 return 0; 442 return 0;
447 } 443 }
448 clip_priv->stats.tx_packets++; 444 clip_priv->stats.tx_packets++;
449 clip_priv->stats.tx_bytes += skb->len; 445 clip_priv->stats.tx_bytes += skb->len;
450 (void) vcc->send(vcc,skb); 446 (void)vcc->send(vcc, skb);
451 if (atm_may_send(vcc,0)) { 447 if (atm_may_send(vcc, 0)) {
452 entry->vccs->xoff = 0; 448 entry->vccs->xoff = 0;
453 return 0; 449 return 0;
454 } 450 }
455 spin_lock_irqsave(&clip_priv->xoff_lock,flags); 451 spin_lock_irqsave(&clip_priv->xoff_lock, flags);
456 netif_stop_queue(dev); /* XOFF -> throttle immediately */ 452 netif_stop_queue(dev); /* XOFF -> throttle immediately */
457 barrier(); 453 barrier();
458 if (!entry->vccs->xoff) 454 if (!entry->vccs->xoff)
459 netif_start_queue(dev); 455 netif_start_queue(dev);
460 /* Oh, we just raced with clip_pop. netif_start_queue should be 456 /* Oh, we just raced with clip_pop. netif_start_queue should be
461 good enough, because nothing should really be asleep because 457 good enough, because nothing should really be asleep because
462 of the brief netif_stop_queue. If this isn't true or if it 458 of the brief netif_stop_queue. If this isn't true or if it
463 changes, use netif_wake_queue instead. */ 459 changes, use netif_wake_queue instead. */
464 spin_unlock_irqrestore(&clip_priv->xoff_lock,flags); 460 spin_unlock_irqrestore(&clip_priv->xoff_lock, flags);
465 return 0; 461 return 0;
466} 462}
467 463
468
469static struct net_device_stats *clip_get_stats(struct net_device *dev) 464static struct net_device_stats *clip_get_stats(struct net_device *dev)
470{ 465{
471 return &PRIV(dev)->stats; 466 return &PRIV(dev)->stats;
472} 467}
473 468
474 469static int clip_mkip(struct atm_vcc *vcc, int timeout)
475static int clip_mkip(struct atm_vcc *vcc,int timeout)
476{ 470{
477 struct clip_vcc *clip_vcc; 471 struct clip_vcc *clip_vcc;
478 struct sk_buff_head copy; 472 struct sk_buff_head copy;
479 struct sk_buff *skb; 473 struct sk_buff *skb;
480 474
481 if (!vcc->push) return -EBADFD; 475 if (!vcc->push)
482 clip_vcc = kmalloc(sizeof(struct clip_vcc),GFP_KERNEL); 476 return -EBADFD;
483 if (!clip_vcc) return -ENOMEM; 477 clip_vcc = kmalloc(sizeof(struct clip_vcc), GFP_KERNEL);
484 DPRINTK("mkip clip_vcc %p vcc %p\n",clip_vcc,vcc); 478 if (!clip_vcc)
479 return -ENOMEM;
480 DPRINTK("mkip clip_vcc %p vcc %p\n", clip_vcc, vcc);
485 clip_vcc->vcc = vcc; 481 clip_vcc->vcc = vcc;
486 vcc->user_back = clip_vcc; 482 vcc->user_back = clip_vcc;
487 set_bit(ATM_VF_IS_CLIP, &vcc->flags); 483 set_bit(ATM_VF_IS_CLIP, &vcc->flags);
@@ -489,7 +485,7 @@ static int clip_mkip(struct atm_vcc *vcc,int timeout)
489 clip_vcc->xoff = 0; 485 clip_vcc->xoff = 0;
490 clip_vcc->encap = 1; 486 clip_vcc->encap = 1;
491 clip_vcc->last_use = jiffies; 487 clip_vcc->last_use = jiffies;
492 clip_vcc->idle_timeout = timeout*HZ; 488 clip_vcc->idle_timeout = timeout * HZ;
493 clip_vcc->old_push = vcc->push; 489 clip_vcc->old_push = vcc->push;
494 clip_vcc->old_pop = vcc->pop; 490 clip_vcc->old_pop = vcc->pop;
495 vcc->push = clip_push; 491 vcc->push = clip_push;
@@ -499,27 +495,25 @@ static int clip_mkip(struct atm_vcc *vcc,int timeout)
499 /* re-process everything received between connection setup and MKIP */ 495 /* re-process everything received between connection setup and MKIP */
500 while ((skb = skb_dequeue(&copy)) != NULL) 496 while ((skb = skb_dequeue(&copy)) != NULL)
501 if (!clip_devs) { 497 if (!clip_devs) {
502 atm_return(vcc,skb->truesize); 498 atm_return(vcc, skb->truesize);
503 kfree_skb(skb); 499 kfree_skb(skb);
504 } 500 } else {
505 else {
506 unsigned int len = skb->len; 501 unsigned int len = skb->len;
507 502
508 clip_push(vcc,skb); 503 clip_push(vcc, skb);
509 PRIV(skb->dev)->stats.rx_packets--; 504 PRIV(skb->dev)->stats.rx_packets--;
510 PRIV(skb->dev)->stats.rx_bytes -= len; 505 PRIV(skb->dev)->stats.rx_bytes -= len;
511 } 506 }
512 return 0; 507 return 0;
513} 508}
514 509
515 510static int clip_setentry(struct atm_vcc *vcc, u32 ip)
516static int clip_setentry(struct atm_vcc *vcc,u32 ip)
517{ 511{
518 struct neighbour *neigh; 512 struct neighbour *neigh;
519 struct atmarp_entry *entry; 513 struct atmarp_entry *entry;
520 int error; 514 int error;
521 struct clip_vcc *clip_vcc; 515 struct clip_vcc *clip_vcc;
522 struct flowi fl = { .nl_u = { .ip4_u = { .daddr = ip, .tos = 1 } } }; 516 struct flowi fl = { .nl_u = { .ip4_u = { .daddr = ip, .tos = 1}} };
523 struct rtable *rt; 517 struct rtable *rt;
524 518
525 if (vcc->push != clip_push) { 519 if (vcc->push != clip_push) {
@@ -536,28 +530,29 @@ static int clip_setentry(struct atm_vcc *vcc,u32 ip)
536 unlink_clip_vcc(clip_vcc); 530 unlink_clip_vcc(clip_vcc);
537 return 0; 531 return 0;
538 } 532 }
539 error = ip_route_output_key(&rt,&fl); 533 error = ip_route_output_key(&rt, &fl);
540 if (error) return error; 534 if (error)
541 neigh = __neigh_lookup(&clip_tbl,&ip,rt->u.dst.dev,1); 535 return error;
536 neigh = __neigh_lookup(&clip_tbl, &ip, rt->u.dst.dev, 1);
542 ip_rt_put(rt); 537 ip_rt_put(rt);
543 if (!neigh) 538 if (!neigh)
544 return -ENOMEM; 539 return -ENOMEM;
545 entry = NEIGH2ENTRY(neigh); 540 entry = NEIGH2ENTRY(neigh);
546 if (entry != clip_vcc->entry) { 541 if (entry != clip_vcc->entry) {
547 if (!clip_vcc->entry) DPRINTK("setentry: add\n"); 542 if (!clip_vcc->entry)
543 DPRINTK("setentry: add\n");
548 else { 544 else {
549 DPRINTK("setentry: update\n"); 545 DPRINTK("setentry: update\n");
550 unlink_clip_vcc(clip_vcc); 546 unlink_clip_vcc(clip_vcc);
551 } 547 }
552 link_vcc(clip_vcc,entry); 548 link_vcc(clip_vcc, entry);
553 } 549 }
554 error = neigh_update(neigh, llc_oui, NUD_PERMANENT, 550 error = neigh_update(neigh, llc_oui, NUD_PERMANENT,
555 NEIGH_UPDATE_F_OVERRIDE|NEIGH_UPDATE_F_ADMIN); 551 NEIGH_UPDATE_F_OVERRIDE | NEIGH_UPDATE_F_ADMIN);
556 neigh_release(neigh); 552 neigh_release(neigh);
557 return error; 553 return error;
558} 554}
559 555
560
561static void clip_setup(struct net_device *dev) 556static void clip_setup(struct net_device *dev)
562{ 557{
563 dev->hard_start_xmit = clip_start_xmit; 558 dev->hard_start_xmit = clip_start_xmit;
@@ -566,15 +561,14 @@ static void clip_setup(struct net_device *dev)
566 dev->type = ARPHRD_ATM; 561 dev->type = ARPHRD_ATM;
567 dev->hard_header_len = RFC1483LLC_LEN; 562 dev->hard_header_len = RFC1483LLC_LEN;
568 dev->mtu = RFC1626_MTU; 563 dev->mtu = RFC1626_MTU;
569 dev->tx_queue_len = 100; /* "normal" queue (packets) */ 564 dev->tx_queue_len = 100; /* "normal" queue (packets) */
570 /* When using a "real" qdisc, the qdisc determines the queue */ 565 /* When using a "real" qdisc, the qdisc determines the queue */
571 /* length. tx_queue_len is only used for the default case, */ 566 /* length. tx_queue_len is only used for the default case, */
572 /* without any more elaborate queuing. 100 is a reasonable */ 567 /* without any more elaborate queuing. 100 is a reasonable */
573 /* compromise between decent burst-tolerance and protection */ 568 /* compromise between decent burst-tolerance and protection */
574 /* against memory hogs. */ 569 /* against memory hogs. */
575} 570}
576 571
577
578static int clip_create(int number) 572static int clip_create(int number)
579{ 573{
580 struct net_device *dev; 574 struct net_device *dev;
@@ -583,19 +577,19 @@ static int clip_create(int number)
583 577
584 if (number != -1) { 578 if (number != -1) {
585 for (dev = clip_devs; dev; dev = PRIV(dev)->next) 579 for (dev = clip_devs; dev; dev = PRIV(dev)->next)
586 if (PRIV(dev)->number == number) return -EEXIST; 580 if (PRIV(dev)->number == number)
587 } 581 return -EEXIST;
588 else { 582 } else {
589 number = 0; 583 number = 0;
590 for (dev = clip_devs; dev; dev = PRIV(dev)->next) 584 for (dev = clip_devs; dev; dev = PRIV(dev)->next)
591 if (PRIV(dev)->number >= number) 585 if (PRIV(dev)->number >= number)
592 number = PRIV(dev)->number+1; 586 number = PRIV(dev)->number + 1;
593 } 587 }
594 dev = alloc_netdev(sizeof(struct clip_priv), "", clip_setup); 588 dev = alloc_netdev(sizeof(struct clip_priv), "", clip_setup);
595 if (!dev) 589 if (!dev)
596 return -ENOMEM; 590 return -ENOMEM;
597 clip_priv = PRIV(dev); 591 clip_priv = PRIV(dev);
598 sprintf(dev->name,"atm%d",number); 592 sprintf(dev->name, "atm%d", number);
599 spin_lock_init(&clip_priv->xoff_lock); 593 spin_lock_init(&clip_priv->xoff_lock);
600 clip_priv->number = number; 594 clip_priv->number = number;
601 error = register_netdev(dev); 595 error = register_netdev(dev);
@@ -605,12 +599,11 @@ static int clip_create(int number)
605 } 599 }
606 clip_priv->next = clip_devs; 600 clip_priv->next = clip_devs;
607 clip_devs = dev; 601 clip_devs = dev;
608 DPRINTK("registered (net:%s)\n",dev->name); 602 DPRINTK("registered (net:%s)\n", dev->name);
609 return number; 603 return number;
610} 604}
611 605
612 606static int clip_device_event(struct notifier_block *this, unsigned long event,
613static int clip_device_event(struct notifier_block *this,unsigned long event,
614 void *arg) 607 void *arg)
615{ 608{
616 struct net_device *dev = arg; 609 struct net_device *dev = arg;
@@ -625,40 +618,39 @@ static int clip_device_event(struct notifier_block *this,unsigned long event,
625 return NOTIFY_DONE; 618 return NOTIFY_DONE;
626 619
627 switch (event) { 620 switch (event) {
628 case NETDEV_UP: 621 case NETDEV_UP:
629 DPRINTK("clip_device_event NETDEV_UP\n"); 622 DPRINTK("clip_device_event NETDEV_UP\n");
630 (void) to_atmarpd(act_up,PRIV(dev)->number,0); 623 (void)to_atmarpd(act_up, PRIV(dev)->number, 0);
631 break; 624 break;
632 case NETDEV_GOING_DOWN: 625 case NETDEV_GOING_DOWN:
633 DPRINTK("clip_device_event NETDEV_DOWN\n"); 626 DPRINTK("clip_device_event NETDEV_DOWN\n");
634 (void) to_atmarpd(act_down,PRIV(dev)->number,0); 627 (void)to_atmarpd(act_down, PRIV(dev)->number, 0);
635 break; 628 break;
636 case NETDEV_CHANGE: 629 case NETDEV_CHANGE:
637 case NETDEV_CHANGEMTU: 630 case NETDEV_CHANGEMTU:
638 DPRINTK("clip_device_event NETDEV_CHANGE*\n"); 631 DPRINTK("clip_device_event NETDEV_CHANGE*\n");
639 (void) to_atmarpd(act_change,PRIV(dev)->number,0); 632 (void)to_atmarpd(act_change, PRIV(dev)->number, 0);
640 break; 633 break;
641 case NETDEV_REBOOT: 634 case NETDEV_REBOOT:
642 case NETDEV_REGISTER: 635 case NETDEV_REGISTER:
643 case NETDEV_DOWN: 636 case NETDEV_DOWN:
644 DPRINTK("clip_device_event %ld\n",event); 637 DPRINTK("clip_device_event %ld\n", event);
645 /* ignore */ 638 /* ignore */
646 break; 639 break;
647 default: 640 default:
648 printk(KERN_WARNING "clip_device_event: unknown event " 641 printk(KERN_WARNING "clip_device_event: unknown event "
649 "%ld\n",event); 642 "%ld\n", event);
650 break; 643 break;
651 } 644 }
652 return NOTIFY_DONE; 645 return NOTIFY_DONE;
653} 646}
654 647
655 648static int clip_inet_event(struct notifier_block *this, unsigned long event,
656static int clip_inet_event(struct notifier_block *this,unsigned long event, 649 void *ifa)
657 void *ifa)
658{ 650{
659 struct in_device *in_dev; 651 struct in_device *in_dev;
660 652
661 in_dev = ((struct in_ifaddr *) ifa)->ifa_dev; 653 in_dev = ((struct in_ifaddr *)ifa)->ifa_dev;
662 if (!in_dev || !in_dev->dev) { 654 if (!in_dev || !in_dev->dev) {
663 printk(KERN_WARNING "clip_inet_event: no device\n"); 655 printk(KERN_WARNING "clip_inet_event: no device\n");
664 return NOTIFY_DONE; 656 return NOTIFY_DONE;
@@ -667,8 +659,9 @@ static int clip_inet_event(struct notifier_block *this,unsigned long event,
667 * Transitions are of the down-change-up type, so it's sufficient to 659 * Transitions are of the down-change-up type, so it's sufficient to
668 * handle the change on up. 660 * handle the change on up.
669 */ 661 */
670 if (event != NETDEV_UP) return NOTIFY_DONE; 662 if (event != NETDEV_UP)
671 return clip_device_event(this,NETDEV_CHANGE,in_dev->dev); 663 return NOTIFY_DONE;
664 return clip_device_event(this, NETDEV_CHANGE, in_dev->dev);
672} 665}
673 666
674 667
@@ -744,53 +737,53 @@ static int clip_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
744 int err = 0; 737 int err = 0;
745 738
746 switch (cmd) { 739 switch (cmd) {
747 case SIOCMKCLIP: 740 case SIOCMKCLIP:
748 case ATMARPD_CTRL: 741 case ATMARPD_CTRL:
749 case ATMARP_MKIP: 742 case ATMARP_MKIP:
750 case ATMARP_SETENTRY: 743 case ATMARP_SETENTRY:
751 case ATMARP_ENCAP: 744 case ATMARP_ENCAP:
752 if (!capable(CAP_NET_ADMIN)) 745 if (!capable(CAP_NET_ADMIN))
753 return -EPERM; 746 return -EPERM;
754 break; 747 break;
755 default: 748 default:
756 return -ENOIOCTLCMD; 749 return -ENOIOCTLCMD;
757 } 750 }
758 751
759 switch (cmd) { 752 switch (cmd) {
760 case SIOCMKCLIP: 753 case SIOCMKCLIP:
761 err = clip_create(arg); 754 err = clip_create(arg);
762 break; 755 break;
763 case ATMARPD_CTRL: 756 case ATMARPD_CTRL:
764 err = atm_init_atmarp(vcc); 757 err = atm_init_atmarp(vcc);
765 if (!err) { 758 if (!err) {
766 sock->state = SS_CONNECTED; 759 sock->state = SS_CONNECTED;
767 __module_get(THIS_MODULE); 760 __module_get(THIS_MODULE);
768 } 761 }
769 break; 762 break;
770 case ATMARP_MKIP: 763 case ATMARP_MKIP:
771 err = clip_mkip(vcc ,arg); 764 err = clip_mkip(vcc, arg);
772 break; 765 break;
773 case ATMARP_SETENTRY: 766 case ATMARP_SETENTRY:
774 err = clip_setentry(vcc, arg); 767 err = clip_setentry(vcc, arg);
775 break; 768 break;
776 case ATMARP_ENCAP: 769 case ATMARP_ENCAP:
777 err = clip_encap(vcc, arg); 770 err = clip_encap(vcc, arg);
778 break; 771 break;
779 } 772 }
780 return err; 773 return err;
781} 774}
782 775
783static struct atm_ioctl clip_ioctl_ops = { 776static struct atm_ioctl clip_ioctl_ops = {
784 .owner = THIS_MODULE, 777 .owner = THIS_MODULE,
785 .ioctl = clip_ioctl, 778 .ioctl = clip_ioctl,
786}; 779};
787 780
788#ifdef CONFIG_PROC_FS 781#ifdef CONFIG_PROC_FS
789 782
790static void svc_addr(struct seq_file *seq, struct sockaddr_atmsvc *addr) 783static void svc_addr(struct seq_file *seq, struct sockaddr_atmsvc *addr)
791{ 784{
792 static int code[] = { 1,2,10,6,1,0 }; 785 static int code[] = { 1, 2, 10, 6, 1, 0 };
793 static int e164[] = { 1,8,4,6,1,0 }; 786 static int e164[] = { 1, 8, 4, 6, 1, 0 };
794 787
795 if (*addr->sas_addr.pub) { 788 if (*addr->sas_addr.pub) {
796 seq_printf(seq, "%s", addr->sas_addr.pub); 789 seq_printf(seq, "%s", addr->sas_addr.pub);
@@ -809,7 +802,7 @@ static void svc_addr(struct seq_file *seq, struct sockaddr_atmsvc *addr)
809 for (i = 0; fields[i]; i++) { 802 for (i = 0; fields[i]; i++) {
810 for (j = fields[i]; j; j--) 803 for (j = fields[i]; j; j--)
811 seq_printf(seq, "%02X", *prv++); 804 seq_printf(seq, "%02X", *prv++);
812 if (fields[i+1]) 805 if (fields[i + 1])
813 seq_putc(seq, '.'); 806 seq_putc(seq, '.');
814 } 807 }
815 } 808 }
@@ -828,8 +821,7 @@ static void atmarp_info(struct seq_file *seq, struct net_device *dev,
828 svc = ((clip_vcc == SEQ_NO_VCC_TOKEN) || 821 svc = ((clip_vcc == SEQ_NO_VCC_TOKEN) ||
829 (sk_atm(clip_vcc->vcc)->sk_family == AF_ATMSVC)); 822 (sk_atm(clip_vcc->vcc)->sk_family == AF_ATMSVC));
830 823
831 llc = ((clip_vcc == SEQ_NO_VCC_TOKEN) || 824 llc = ((clip_vcc == SEQ_NO_VCC_TOKEN) || clip_vcc->encap);
832 clip_vcc->encap);
833 825
834 if (clip_vcc == SEQ_NO_VCC_TOKEN) 826 if (clip_vcc == SEQ_NO_VCC_TOKEN)
835 exp = entry->neigh->used; 827 exp = entry->neigh->used;
@@ -839,10 +831,7 @@ static void atmarp_info(struct seq_file *seq, struct net_device *dev,
839 exp = (jiffies - exp) / HZ; 831 exp = (jiffies - exp) / HZ;
840 832
841 seq_printf(seq, "%-6s%-4s%-4s%5ld ", 833 seq_printf(seq, "%-6s%-4s%-4s%5ld ",
842 dev->name, 834 dev->name, svc ? "SVC" : "PVC", llc ? "LLC" : "NULL", exp);
843 svc ? "SVC" : "PVC",
844 llc ? "LLC" : "NULL",
845 exp);
846 835
847 off = scnprintf(buf, sizeof(buf) - 1, "%d.%d.%d.%d", 836 off = scnprintf(buf, sizeof(buf) - 1, "%d.%d.%d.%d",
848 NIPQUAD(entry->ip)); 837 NIPQUAD(entry->ip));
@@ -860,8 +849,7 @@ static void atmarp_info(struct seq_file *seq, struct net_device *dev,
860 } else if (!svc) { 849 } else if (!svc) {
861 seq_printf(seq, "%d.%d.%d\n", 850 seq_printf(seq, "%d.%d.%d\n",
862 clip_vcc->vcc->dev->number, 851 clip_vcc->vcc->dev->number,
863 clip_vcc->vcc->vpi, 852 clip_vcc->vcc->vpi, clip_vcc->vcc->vci);
864 clip_vcc->vcc->vci);
865 } else { 853 } else {
866 svc_addr(seq, &clip_vcc->vcc->remote); 854 svc_addr(seq, &clip_vcc->vcc->remote);
867 seq_putc(seq, '\n'); 855 seq_putc(seq, '\n');
@@ -894,7 +882,7 @@ static struct clip_vcc *clip_seq_next_vcc(struct atmarp_entry *e,
894} 882}
895 883
896static void *clip_seq_vcc_walk(struct clip_seq_state *state, 884static void *clip_seq_vcc_walk(struct clip_seq_state *state,
897 struct atmarp_entry *e, loff_t *pos) 885 struct atmarp_entry *e, loff_t * pos)
898{ 886{
899 struct clip_vcc *vcc = state->vcc; 887 struct clip_vcc *vcc = state->vcc;
900 888
@@ -911,24 +899,24 @@ static void *clip_seq_vcc_walk(struct clip_seq_state *state,
911 899
912 return vcc; 900 return vcc;
913} 901}
914 902
915static void *clip_seq_sub_iter(struct neigh_seq_state *_state, 903static void *clip_seq_sub_iter(struct neigh_seq_state *_state,
916 struct neighbour *n, loff_t *pos) 904 struct neighbour *n, loff_t * pos)
917{ 905{
918 struct clip_seq_state *state = (struct clip_seq_state *) _state; 906 struct clip_seq_state *state = (struct clip_seq_state *)_state;
919 907
920 return clip_seq_vcc_walk(state, NEIGH2ENTRY(n), pos); 908 return clip_seq_vcc_walk(state, NEIGH2ENTRY(n), pos);
921} 909}
922 910
923static void *clip_seq_start(struct seq_file *seq, loff_t *pos) 911static void *clip_seq_start(struct seq_file *seq, loff_t * pos)
924{ 912{
925 return neigh_seq_start(seq, pos, &clip_tbl, NEIGH_SEQ_NEIGH_ONLY); 913 return neigh_seq_start(seq, pos, &clip_tbl, NEIGH_SEQ_NEIGH_ONLY);
926} 914}
927 915
928static int clip_seq_show(struct seq_file *seq, void *v) 916static int clip_seq_show(struct seq_file *seq, void *v)
929{ 917{
930 static char atm_arp_banner[] = 918 static char atm_arp_banner[] =
931 "IPitf TypeEncp Idle IP address ATM address\n"; 919 "IPitf TypeEncp Idle IP address ATM address\n";
932 920
933 if (v == SEQ_START_TOKEN) { 921 if (v == SEQ_START_TOKEN) {
934 seq_puts(seq, atm_arp_banner); 922 seq_puts(seq, atm_arp_banner);
@@ -939,7 +927,7 @@ static int clip_seq_show(struct seq_file *seq, void *v)
939 927
940 atmarp_info(seq, n->dev, NEIGH2ENTRY(n), vcc); 928 atmarp_info(seq, n->dev, NEIGH2ENTRY(n), vcc);
941 } 929 }
942 return 0; 930 return 0;
943} 931}
944 932
945static struct seq_operations arp_seq_ops = { 933static struct seq_operations arp_seq_ops = {
@@ -998,13 +986,13 @@ static int __init atm_clip_init(void)
998 setup_timer(&idle_timer, idle_timer_check, 0); 986 setup_timer(&idle_timer, idle_timer_check, 0);
999 987
1000#ifdef CONFIG_PROC_FS 988#ifdef CONFIG_PROC_FS
1001{ 989 {
1002 struct proc_dir_entry *p; 990 struct proc_dir_entry *p;
1003 991
1004 p = create_proc_entry("arp", S_IRUGO, atm_proc_root); 992 p = create_proc_entry("arp", S_IRUGO, atm_proc_root);
1005 if (p) 993 if (p)
1006 p->proc_fops = &arp_seq_fops; 994 p->proc_fops = &arp_seq_fops;
1007} 995 }
1008#endif 996#endif
1009 997
1010 return 0; 998 return 0;