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-rw-r--r--net/lapb/lapb_iface.c30
-rw-r--r--net/lapb/lapb_in.c881
2 files changed, 444 insertions, 467 deletions
diff --git a/net/lapb/lapb_iface.c b/net/lapb/lapb_iface.c
index d5d8d555c410..956b7e47dc52 100644
--- a/net/lapb/lapb_iface.c
+++ b/net/lapb/lapb_iface.c
@@ -300,26 +300,26 @@ int lapb_disconnect_request(struct net_device *dev)
300 goto out; 300 goto out;
301 301
302 switch (lapb->state) { 302 switch (lapb->state) {
303 case LAPB_STATE_0: 303 case LAPB_STATE_0:
304 rc = LAPB_NOTCONNECTED; 304 rc = LAPB_NOTCONNECTED;
305 goto out_put; 305 goto out_put;
306 306
307 case LAPB_STATE_1: 307 case LAPB_STATE_1:
308#if LAPB_DEBUG > 1 308#if LAPB_DEBUG > 1
309 printk(KERN_DEBUG "lapb: (%p) S1 TX DISC(1)\n", lapb->dev); 309 printk(KERN_DEBUG "lapb: (%p) S1 TX DISC(1)\n", lapb->dev);
310#endif 310#endif
311#if LAPB_DEBUG > 0 311#if LAPB_DEBUG > 0
312 printk(KERN_DEBUG "lapb: (%p) S1 -> S0\n", lapb->dev); 312 printk(KERN_DEBUG "lapb: (%p) S1 -> S0\n", lapb->dev);
313#endif 313#endif
314 lapb_send_control(lapb, LAPB_DISC, LAPB_POLLON, LAPB_COMMAND); 314 lapb_send_control(lapb, LAPB_DISC, LAPB_POLLON, LAPB_COMMAND);
315 lapb->state = LAPB_STATE_0; 315 lapb->state = LAPB_STATE_0;
316 lapb_start_t1timer(lapb); 316 lapb_start_t1timer(lapb);
317 rc = LAPB_NOTCONNECTED; 317 rc = LAPB_NOTCONNECTED;
318 goto out_put; 318 goto out_put;
319 319
320 case LAPB_STATE_2: 320 case LAPB_STATE_2:
321 rc = LAPB_OK; 321 rc = LAPB_OK;
322 goto out_put; 322 goto out_put;
323 } 323 }
324 324
325 lapb_clear_queues(lapb); 325 lapb_clear_queues(lapb);
diff --git a/net/lapb/lapb_in.c b/net/lapb/lapb_in.c
index 21904a002449..2ec1af5c36cc 100644
--- a/net/lapb/lapb_in.c
+++ b/net/lapb/lapb_in.c
@@ -44,89 +44,86 @@ static void lapb_state0_machine(struct lapb_cb *lapb, struct sk_buff *skb,
44 struct lapb_frame *frame) 44 struct lapb_frame *frame)
45{ 45{
46 switch (frame->type) { 46 switch (frame->type) {
47 case LAPB_SABM: 47 case LAPB_SABM:
48#if LAPB_DEBUG > 1 48#if LAPB_DEBUG > 1
49 printk(KERN_DEBUG "lapb: (%p) S0 RX SABM(%d)\n", 49 printk(KERN_DEBUG "lapb: (%p) S0 RX SABM(%d)\n",
50 lapb->dev, frame->pf); 50 lapb->dev, frame->pf);
51#endif 51#endif
52 if (lapb->mode & LAPB_EXTENDED) { 52 if (lapb->mode & LAPB_EXTENDED) {
53#if LAPB_DEBUG > 1 53#if LAPB_DEBUG > 1
54 printk(KERN_DEBUG "lapb: (%p) S0 TX DM(%d)\n", 54 printk(KERN_DEBUG "lapb: (%p) S0 TX DM(%d)\n",
55 lapb->dev, frame->pf); 55 lapb->dev, frame->pf);
56#endif 56#endif
57 lapb_send_control(lapb, LAPB_DM, frame->pf, 57 lapb_send_control(lapb, LAPB_DM, frame->pf,
58 LAPB_RESPONSE); 58 LAPB_RESPONSE);
59 } else { 59 } else {
60#if LAPB_DEBUG > 1 60#if LAPB_DEBUG > 1
61 printk(KERN_DEBUG "lapb: (%p) S0 TX UA(%d)\n", 61 printk(KERN_DEBUG "lapb: (%p) S0 TX UA(%d)\n",
62 lapb->dev, frame->pf); 62 lapb->dev, frame->pf);
63#endif 63#endif
64#if LAPB_DEBUG > 0 64#if LAPB_DEBUG > 0
65 printk(KERN_DEBUG "lapb: (%p) S0 -> S3\n", 65 printk(KERN_DEBUG "lapb: (%p) S0 -> S3\n", lapb->dev);
66 lapb->dev);
67#endif 66#endif
68 lapb_send_control(lapb, LAPB_UA, frame->pf, 67 lapb_send_control(lapb, LAPB_UA, frame->pf,
69 LAPB_RESPONSE); 68 LAPB_RESPONSE);
70 lapb_stop_t1timer(lapb); 69 lapb_stop_t1timer(lapb);
71 lapb_stop_t2timer(lapb); 70 lapb_stop_t2timer(lapb);
72 lapb->state = LAPB_STATE_3; 71 lapb->state = LAPB_STATE_3;
73 lapb->condition = 0x00; 72 lapb->condition = 0x00;
74 lapb->n2count = 0; 73 lapb->n2count = 0;
75 lapb->vs = 0; 74 lapb->vs = 0;
76 lapb->vr = 0; 75 lapb->vr = 0;
77 lapb->va = 0; 76 lapb->va = 0;
78 lapb_connect_indication(lapb, LAPB_OK); 77 lapb_connect_indication(lapb, LAPB_OK);
79 } 78 }
80 break; 79 break;
81 80
82 case LAPB_SABME: 81 case LAPB_SABME:
83#if LAPB_DEBUG > 1 82#if LAPB_DEBUG > 1
84 printk(KERN_DEBUG "lapb: (%p) S0 RX SABME(%d)\n", 83 printk(KERN_DEBUG "lapb: (%p) S0 RX SABME(%d)\n",
85 lapb->dev, frame->pf); 84 lapb->dev, frame->pf);
86#endif 85#endif
87 if (lapb->mode & LAPB_EXTENDED) { 86 if (lapb->mode & LAPB_EXTENDED) {
88#if LAPB_DEBUG > 1 87#if LAPB_DEBUG > 1
89 printk(KERN_DEBUG "lapb: (%p) S0 TX UA(%d)\n", 88 printk(KERN_DEBUG "lapb: (%p) S0 TX UA(%d)\n",
90 lapb->dev, frame->pf); 89 lapb->dev, frame->pf);
91#endif 90#endif
92#if LAPB_DEBUG > 0 91#if LAPB_DEBUG > 0
93 printk(KERN_DEBUG "lapb: (%p) S0 -> S3\n", 92 printk(KERN_DEBUG "lapb: (%p) S0 -> S3\n", lapb->dev);
94 lapb->dev);
95#endif 93#endif
96 lapb_send_control(lapb, LAPB_UA, frame->pf, 94 lapb_send_control(lapb, LAPB_UA, frame->pf,
97 LAPB_RESPONSE); 95 LAPB_RESPONSE);
98 lapb_stop_t1timer(lapb); 96 lapb_stop_t1timer(lapb);
99 lapb_stop_t2timer(lapb); 97 lapb_stop_t2timer(lapb);
100 lapb->state = LAPB_STATE_3; 98 lapb->state = LAPB_STATE_3;
101 lapb->condition = 0x00; 99 lapb->condition = 0x00;
102 lapb->n2count = 0; 100 lapb->n2count = 0;
103 lapb->vs = 0; 101 lapb->vs = 0;
104 lapb->vr = 0; 102 lapb->vr = 0;
105 lapb->va = 0; 103 lapb->va = 0;
106 lapb_connect_indication(lapb, LAPB_OK); 104 lapb_connect_indication(lapb, LAPB_OK);
107 } else { 105 } else {
108#if LAPB_DEBUG > 1 106#if LAPB_DEBUG > 1
109 printk(KERN_DEBUG "lapb: (%p) S0 TX DM(%d)\n", 107 printk(KERN_DEBUG "lapb: (%p) S0 TX DM(%d)\n",
110 lapb->dev, frame->pf); 108 lapb->dev, frame->pf);
111#endif 109#endif
112 lapb_send_control(lapb, LAPB_DM, frame->pf, 110 lapb_send_control(lapb, LAPB_DM, frame->pf,
113 LAPB_RESPONSE); 111 LAPB_RESPONSE);
114 } 112 }
115 break; 113 break;
116 114
117 case LAPB_DISC: 115 case LAPB_DISC:
118#if LAPB_DEBUG > 1 116#if LAPB_DEBUG > 1
119 printk(KERN_DEBUG "lapb: (%p) S0 RX DISC(%d)\n", 117 printk(KERN_DEBUG "lapb: (%p) S0 RX DISC(%d)\n",
120 lapb->dev, frame->pf); 118 lapb->dev, frame->pf);
121 printk(KERN_DEBUG "lapb: (%p) S0 TX UA(%d)\n", 119 printk(KERN_DEBUG "lapb: (%p) S0 TX UA(%d)\n",
122 lapb->dev, frame->pf); 120 lapb->dev, frame->pf);
123#endif 121#endif
124 lapb_send_control(lapb, LAPB_UA, frame->pf, 122 lapb_send_control(lapb, LAPB_UA, frame->pf, LAPB_RESPONSE);
125 LAPB_RESPONSE); 123 break;
126 break;
127 124
128 default: 125 default:
129 break; 126 break;
130 } 127 }
131 128
132 kfree_skb(skb); 129 kfree_skb(skb);
@@ -140,100 +137,97 @@ static void lapb_state1_machine(struct lapb_cb *lapb, struct sk_buff *skb,
140 struct lapb_frame *frame) 137 struct lapb_frame *frame)
141{ 138{
142 switch (frame->type) { 139 switch (frame->type) {
143 case LAPB_SABM: 140 case LAPB_SABM:
144#if LAPB_DEBUG > 1 141#if LAPB_DEBUG > 1
145 printk(KERN_DEBUG "lapb: (%p) S1 RX SABM(%d)\n", 142 printk(KERN_DEBUG "lapb: (%p) S1 RX SABM(%d)\n",
146 lapb->dev, frame->pf); 143 lapb->dev, frame->pf);
147#endif 144#endif
148 if (lapb->mode & LAPB_EXTENDED) { 145 if (lapb->mode & LAPB_EXTENDED) {
149#if LAPB_DEBUG > 1 146#if LAPB_DEBUG > 1
150 printk(KERN_DEBUG "lapb: (%p) S1 TX DM(%d)\n", 147 printk(KERN_DEBUG "lapb: (%p) S1 TX DM(%d)\n",
151 lapb->dev, frame->pf); 148 lapb->dev, frame->pf);
152#endif
153 lapb_send_control(lapb, LAPB_DM, frame->pf,
154 LAPB_RESPONSE);
155 } else {
156#if LAPB_DEBUG > 1
157 printk(KERN_DEBUG "lapb: (%p) S1 TX UA(%d)\n",
158 lapb->dev, frame->pf);
159#endif 149#endif
160 lapb_send_control(lapb, LAPB_UA, frame->pf, 150 lapb_send_control(lapb, LAPB_DM, frame->pf,
161 LAPB_RESPONSE); 151 LAPB_RESPONSE);
162 } 152 } else {
163 break;
164
165 case LAPB_SABME:
166#if LAPB_DEBUG > 1 153#if LAPB_DEBUG > 1
167 printk(KERN_DEBUG "lapb: (%p) S1 RX SABME(%d)\n", 154 printk(KERN_DEBUG "lapb: (%p) S1 TX UA(%d)\n",
168 lapb->dev, frame->pf); 155 lapb->dev, frame->pf);
169#endif 156#endif
170 if (lapb->mode & LAPB_EXTENDED) { 157 lapb_send_control(lapb, LAPB_UA, frame->pf,
158 LAPB_RESPONSE);
159 }
160 break;
161
162 case LAPB_SABME:
171#if LAPB_DEBUG > 1 163#if LAPB_DEBUG > 1
172 printk(KERN_DEBUG "lapb: (%p) S1 TX UA(%d)\n", 164 printk(KERN_DEBUG "lapb: (%p) S1 RX SABME(%d)\n",
173 lapb->dev, frame->pf); 165 lapb->dev, frame->pf);
174#endif 166#endif
175 lapb_send_control(lapb, LAPB_UA, frame->pf, 167 if (lapb->mode & LAPB_EXTENDED) {
176 LAPB_RESPONSE);
177 } else {
178#if LAPB_DEBUG > 1 168#if LAPB_DEBUG > 1
179 printk(KERN_DEBUG "lapb: (%p) S1 TX DM(%d)\n", 169 printk(KERN_DEBUG "lapb: (%p) S1 TX UA(%d)\n",
180 lapb->dev, frame->pf); 170 lapb->dev, frame->pf);
181#endif 171#endif
182 lapb_send_control(lapb, LAPB_DM, frame->pf, 172 lapb_send_control(lapb, LAPB_UA, frame->pf,
183 LAPB_RESPONSE); 173 LAPB_RESPONSE);
184 } 174 } else {
185 break;
186
187 case LAPB_DISC:
188#if LAPB_DEBUG > 1 175#if LAPB_DEBUG > 1
189 printk(KERN_DEBUG "lapb: (%p) S1 RX DISC(%d)\n",
190 lapb->dev, frame->pf);
191 printk(KERN_DEBUG "lapb: (%p) S1 TX DM(%d)\n", 176 printk(KERN_DEBUG "lapb: (%p) S1 TX DM(%d)\n",
192 lapb->dev, frame->pf); 177 lapb->dev, frame->pf);
193#endif 178#endif
194 lapb_send_control(lapb, LAPB_DM, frame->pf, 179 lapb_send_control(lapb, LAPB_DM, frame->pf,
195 LAPB_RESPONSE); 180 LAPB_RESPONSE);
196 break; 181 }
182 break;
197 183
198 case LAPB_UA: 184 case LAPB_DISC:
199#if LAPB_DEBUG > 1 185#if LAPB_DEBUG > 1
200 printk(KERN_DEBUG "lapb: (%p) S1 RX UA(%d)\n", 186 printk(KERN_DEBUG "lapb: (%p) S1 RX DISC(%d)\n",
201 lapb->dev, frame->pf); 187 lapb->dev, frame->pf);
188 printk(KERN_DEBUG "lapb: (%p) S1 TX DM(%d)\n",
189 lapb->dev, frame->pf);
202#endif 190#endif
203 if (frame->pf) { 191 lapb_send_control(lapb, LAPB_DM, frame->pf, LAPB_RESPONSE);
204#if LAPB_DEBUG > 0 192 break;
205 printk(KERN_DEBUG "lapb: (%p) S1 -> S3\n",
206 lapb->dev);
207#endif
208 lapb_stop_t1timer(lapb);
209 lapb_stop_t2timer(lapb);
210 lapb->state = LAPB_STATE_3;
211 lapb->condition = 0x00;
212 lapb->n2count = 0;
213 lapb->vs = 0;
214 lapb->vr = 0;
215 lapb->va = 0;
216 lapb_connect_confirmation(lapb, LAPB_OK);
217 }
218 break;
219 193
220 case LAPB_DM: 194 case LAPB_UA:
221#if LAPB_DEBUG > 1 195#if LAPB_DEBUG > 1
222 printk(KERN_DEBUG "lapb: (%p) S1 RX DM(%d)\n", 196 printk(KERN_DEBUG "lapb: (%p) S1 RX UA(%d)\n",
223 lapb->dev, frame->pf); 197 lapb->dev, frame->pf);
224#endif 198#endif
225 if (frame->pf) { 199 if (frame->pf) {
226#if LAPB_DEBUG > 0 200#if LAPB_DEBUG > 0
227 printk(KERN_DEBUG "lapb: (%p) S1 -> S0\n", 201 printk(KERN_DEBUG "lapb: (%p) S1 -> S3\n", lapb->dev);
228 lapb->dev); 202#endif
229#endif 203 lapb_stop_t1timer(lapb);
230 lapb_clear_queues(lapb); 204 lapb_stop_t2timer(lapb);
231 lapb->state = LAPB_STATE_0; 205 lapb->state = LAPB_STATE_3;
232 lapb_start_t1timer(lapb); 206 lapb->condition = 0x00;
233 lapb_stop_t2timer(lapb); 207 lapb->n2count = 0;
234 lapb_disconnect_indication(lapb, LAPB_REFUSED); 208 lapb->vs = 0;
235 } 209 lapb->vr = 0;
236 break; 210 lapb->va = 0;
211 lapb_connect_confirmation(lapb, LAPB_OK);
212 }
213 break;
214
215 case LAPB_DM:
216#if LAPB_DEBUG > 1
217 printk(KERN_DEBUG "lapb: (%p) S1 RX DM(%d)\n",
218 lapb->dev, frame->pf);
219#endif
220 if (frame->pf) {
221#if LAPB_DEBUG > 0
222 printk(KERN_DEBUG "lapb: (%p) S1 -> S0\n", lapb->dev);
223#endif
224 lapb_clear_queues(lapb);
225 lapb->state = LAPB_STATE_0;
226 lapb_start_t1timer(lapb);
227 lapb_stop_t2timer(lapb);
228 lapb_disconnect_indication(lapb, LAPB_REFUSED);
229 }
230 break;
237 } 231 }
238 232
239 kfree_skb(skb); 233 kfree_skb(skb);
@@ -247,78 +241,73 @@ static void lapb_state2_machine(struct lapb_cb *lapb, struct sk_buff *skb,
247 struct lapb_frame *frame) 241 struct lapb_frame *frame)
248{ 242{
249 switch (frame->type) { 243 switch (frame->type) {
250 case LAPB_SABM: 244 case LAPB_SABM:
251 case LAPB_SABME: 245 case LAPB_SABME:
252#if LAPB_DEBUG > 1 246#if LAPB_DEBUG > 1
253 printk(KERN_DEBUG "lapb: (%p) S2 RX {SABM,SABME}(%d)\n", 247 printk(KERN_DEBUG "lapb: (%p) S2 RX {SABM,SABME}(%d)\n",
254 lapb->dev, frame->pf); 248 lapb->dev, frame->pf);
255 printk(KERN_DEBUG "lapb: (%p) S2 TX DM(%d)\n", 249 printk(KERN_DEBUG "lapb: (%p) S2 TX DM(%d)\n",
256 lapb->dev, frame->pf); 250 lapb->dev, frame->pf);
257#endif 251#endif
258 lapb_send_control(lapb, LAPB_DM, frame->pf, 252 lapb_send_control(lapb, LAPB_DM, frame->pf, LAPB_RESPONSE);
259 LAPB_RESPONSE); 253 break;
260 break;
261 254
262 case LAPB_DISC: 255 case LAPB_DISC:
263#if LAPB_DEBUG > 1 256#if LAPB_DEBUG > 1
264 printk(KERN_DEBUG "lapb: (%p) S2 RX DISC(%d)\n", 257 printk(KERN_DEBUG "lapb: (%p) S2 RX DISC(%d)\n",
265 lapb->dev, frame->pf); 258 lapb->dev, frame->pf);
266 printk(KERN_DEBUG "lapb: (%p) S2 TX UA(%d)\n", 259 printk(KERN_DEBUG "lapb: (%p) S2 TX UA(%d)\n",
267 lapb->dev, frame->pf); 260 lapb->dev, frame->pf);
268#endif 261#endif
269 lapb_send_control(lapb, LAPB_UA, frame->pf, 262 lapb_send_control(lapb, LAPB_UA, frame->pf, LAPB_RESPONSE);
270 LAPB_RESPONSE); 263 break;
271 break;
272 264
273 case LAPB_UA: 265 case LAPB_UA:
274#if LAPB_DEBUG > 1 266#if LAPB_DEBUG > 1
275 printk(KERN_DEBUG "lapb: (%p) S2 RX UA(%d)\n", 267 printk(KERN_DEBUG "lapb: (%p) S2 RX UA(%d)\n",
276 lapb->dev, frame->pf); 268 lapb->dev, frame->pf);
277#endif 269#endif
278 if (frame->pf) { 270 if (frame->pf) {
279#if LAPB_DEBUG > 0 271#if LAPB_DEBUG > 0
280 printk(KERN_DEBUG "lapb: (%p) S2 -> S0\n", 272 printk(KERN_DEBUG "lapb: (%p) S2 -> S0\n", lapb->dev);
281 lapb->dev);
282#endif 273#endif
283 lapb->state = LAPB_STATE_0; 274 lapb->state = LAPB_STATE_0;
284 lapb_start_t1timer(lapb); 275 lapb_start_t1timer(lapb);
285 lapb_stop_t2timer(lapb); 276 lapb_stop_t2timer(lapb);
286 lapb_disconnect_confirmation(lapb, LAPB_OK); 277 lapb_disconnect_confirmation(lapb, LAPB_OK);
287 } 278 }
288 break; 279 break;
289 280
290 case LAPB_DM: 281 case LAPB_DM:
291#if LAPB_DEBUG > 1 282#if LAPB_DEBUG > 1
292 printk(KERN_DEBUG "lapb: (%p) S2 RX DM(%d)\n", 283 printk(KERN_DEBUG "lapb: (%p) S2 RX DM(%d)\n",
293 lapb->dev, frame->pf); 284 lapb->dev, frame->pf);
294#endif 285#endif
295 if (frame->pf) { 286 if (frame->pf) {
296#if LAPB_DEBUG > 0 287#if LAPB_DEBUG > 0
297 printk(KERN_DEBUG "lapb: (%p) S2 -> S0\n", 288 printk(KERN_DEBUG "lapb: (%p) S2 -> S0\n", lapb->dev);
298 lapb->dev); 289#endif
299#endif 290 lapb->state = LAPB_STATE_0;
300 lapb->state = LAPB_STATE_0; 291 lapb_start_t1timer(lapb);
301 lapb_start_t1timer(lapb); 292 lapb_stop_t2timer(lapb);
302 lapb_stop_t2timer(lapb); 293 lapb_disconnect_confirmation(lapb, LAPB_NOTCONNECTED);
303 lapb_disconnect_confirmation(lapb, 294 }
304 LAPB_NOTCONNECTED); 295 break;
305 }
306 break;
307 296
308 case LAPB_I: 297 case LAPB_I:
309 case LAPB_REJ: 298 case LAPB_REJ:
310 case LAPB_RNR: 299 case LAPB_RNR:
311 case LAPB_RR: 300 case LAPB_RR:
312#if LAPB_DEBUG > 1 301#if LAPB_DEBUG > 1
313 printk(KERN_DEBUG "lapb: (%p) S2 RX {I,REJ,RNR,RR}" 302 printk(KERN_DEBUG "lapb: (%p) S2 RX {I,REJ,RNR,RR}(%d)\n",
314 "(%d)\n", lapb->dev, frame->pf); 303 lapb->dev, frame->pf);
315 printk(KERN_DEBUG "lapb: (%p) S2 RX DM(%d)\n", 304 printk(KERN_DEBUG "lapb: (%p) S2 RX DM(%d)\n",
316 lapb->dev, frame->pf); 305 lapb->dev, frame->pf);
317#endif 306#endif
318 if (frame->pf) 307 if (frame->pf)
319 lapb_send_control(lapb, LAPB_DM, frame->pf, 308 lapb_send_control(lapb, LAPB_DM, frame->pf,
320 LAPB_RESPONSE); 309 LAPB_RESPONSE);
321 break; 310 break;
322 } 311 }
323 312
324 kfree_skb(skb); 313 kfree_skb(skb);
@@ -336,277 +325,267 @@ static void lapb_state3_machine(struct lapb_cb *lapb, struct sk_buff *skb,
336 LAPB_SMODULUS; 325 LAPB_SMODULUS;
337 326
338 switch (frame->type) { 327 switch (frame->type) {
339 case LAPB_SABM: 328 case LAPB_SABM:
340#if LAPB_DEBUG > 1 329#if LAPB_DEBUG > 1
341 printk(KERN_DEBUG "lapb: (%p) S3 RX SABM(%d)\n", 330 printk(KERN_DEBUG "lapb: (%p) S3 RX SABM(%d)\n",
342 lapb->dev, frame->pf); 331 lapb->dev, frame->pf);
343#endif 332#endif
344 if (lapb->mode & LAPB_EXTENDED) { 333 if (lapb->mode & LAPB_EXTENDED) {
345#if LAPB_DEBUG > 1 334#if LAPB_DEBUG > 1
346 printk(KERN_DEBUG "lapb: (%p) S3 TX DM(%d)\n", 335 printk(KERN_DEBUG "lapb: (%p) S3 TX DM(%d)\n",
347 lapb->dev, frame->pf); 336 lapb->dev, frame->pf);
348#endif 337#endif
349 lapb_send_control(lapb, LAPB_DM, frame->pf, 338 lapb_send_control(lapb, LAPB_DM, frame->pf,
350 LAPB_RESPONSE); 339 LAPB_RESPONSE);
351 } else { 340 } else {
352#if LAPB_DEBUG > 1 341#if LAPB_DEBUG > 1
353 printk(KERN_DEBUG "lapb: (%p) S3 TX UA(%d)\n", 342 printk(KERN_DEBUG "lapb: (%p) S3 TX UA(%d)\n",
354 lapb->dev, frame->pf); 343 lapb->dev, frame->pf);
355#endif 344#endif
356 lapb_send_control(lapb, LAPB_UA, frame->pf, 345 lapb_send_control(lapb, LAPB_UA, frame->pf,
357 LAPB_RESPONSE); 346 LAPB_RESPONSE);
358 lapb_stop_t1timer(lapb); 347 lapb_stop_t1timer(lapb);
359 lapb_stop_t2timer(lapb); 348 lapb_stop_t2timer(lapb);
360 lapb->condition = 0x00; 349 lapb->condition = 0x00;
361 lapb->n2count = 0; 350 lapb->n2count = 0;
362 lapb->vs = 0; 351 lapb->vs = 0;
363 lapb->vr = 0; 352 lapb->vr = 0;
364 lapb->va = 0; 353 lapb->va = 0;
365 lapb_requeue_frames(lapb); 354 lapb_requeue_frames(lapb);
366 } 355 }
367 break; 356 break;
368 357
369 case LAPB_SABME: 358 case LAPB_SABME:
370#if LAPB_DEBUG > 1 359#if LAPB_DEBUG > 1
371 printk(KERN_DEBUG "lapb: (%p) S3 RX SABME(%d)\n", 360 printk(KERN_DEBUG "lapb: (%p) S3 RX SABME(%d)\n",
372 lapb->dev, frame->pf); 361 lapb->dev, frame->pf);
373#endif 362#endif
374 if (lapb->mode & LAPB_EXTENDED) { 363 if (lapb->mode & LAPB_EXTENDED) {
375#if LAPB_DEBUG > 1 364#if LAPB_DEBUG > 1
376 printk(KERN_DEBUG "lapb: (%p) S3 TX UA(%d)\n", 365 printk(KERN_DEBUG "lapb: (%p) S3 TX UA(%d)\n",
377 lapb->dev, frame->pf); 366 lapb->dev, frame->pf);
378#endif 367#endif
379 lapb_send_control(lapb, LAPB_UA, frame->pf, 368 lapb_send_control(lapb, LAPB_UA, frame->pf,
380 LAPB_RESPONSE); 369 LAPB_RESPONSE);
381 lapb_stop_t1timer(lapb); 370 lapb_stop_t1timer(lapb);
382 lapb_stop_t2timer(lapb); 371 lapb_stop_t2timer(lapb);
383 lapb->condition = 0x00; 372 lapb->condition = 0x00;
384 lapb->n2count = 0; 373 lapb->n2count = 0;
385 lapb->vs = 0; 374 lapb->vs = 0;
386 lapb->vr = 0; 375 lapb->vr = 0;
387 lapb->va = 0; 376 lapb->va = 0;
388 lapb_requeue_frames(lapb); 377 lapb_requeue_frames(lapb);
389 } else { 378 } else {
390#if LAPB_DEBUG > 1 379#if LAPB_DEBUG > 1
391 printk(KERN_DEBUG "lapb: (%p) S3 TX DM(%d)\n", 380 printk(KERN_DEBUG "lapb: (%p) S3 TX DM(%d)\n",
392 lapb->dev, frame->pf); 381 lapb->dev, frame->pf);
393#endif 382#endif
394 lapb_send_control(lapb, LAPB_DM, frame->pf, 383 lapb_send_control(lapb, LAPB_DM, frame->pf,
395 LAPB_RESPONSE); 384 LAPB_RESPONSE);
396 } 385 }
397 break; 386 break;
398 387
399 case LAPB_DISC: 388 case LAPB_DISC:
400#if LAPB_DEBUG > 1 389#if LAPB_DEBUG > 1
401 printk(KERN_DEBUG "lapb: (%p) S3 RX DISC(%d)\n", 390 printk(KERN_DEBUG "lapb: (%p) S3 RX DISC(%d)\n",
402 lapb->dev, frame->pf); 391 lapb->dev, frame->pf);
403#endif 392#endif
404#if LAPB_DEBUG > 0 393#if LAPB_DEBUG > 0
405 printk(KERN_DEBUG "lapb: (%p) S3 -> S0\n", 394 printk(KERN_DEBUG "lapb: (%p) S3 -> S0\n", lapb->dev);
406 lapb->dev);
407#endif 395#endif
408 lapb_clear_queues(lapb); 396 lapb_clear_queues(lapb);
409 lapb_send_control(lapb, LAPB_UA, frame->pf, 397 lapb_send_control(lapb, LAPB_UA, frame->pf, LAPB_RESPONSE);
410 LAPB_RESPONSE); 398 lapb_start_t1timer(lapb);
411 lapb_start_t1timer(lapb); 399 lapb_stop_t2timer(lapb);
412 lapb_stop_t2timer(lapb); 400 lapb->state = LAPB_STATE_0;
413 lapb->state = LAPB_STATE_0; 401 lapb_disconnect_indication(lapb, LAPB_OK);
414 lapb_disconnect_indication(lapb, LAPB_OK); 402 break;
415 break;
416 403
417 case LAPB_DM: 404 case LAPB_DM:
418#if LAPB_DEBUG > 1 405#if LAPB_DEBUG > 1
419 printk(KERN_DEBUG "lapb: (%p) S3 RX DM(%d)\n", 406 printk(KERN_DEBUG "lapb: (%p) S3 RX DM(%d)\n",
420 lapb->dev, frame->pf); 407 lapb->dev, frame->pf);
421#endif 408#endif
422#if LAPB_DEBUG > 0 409#if LAPB_DEBUG > 0
423 printk(KERN_DEBUG "lapb: (%p) S3 -> S0\n", 410 printk(KERN_DEBUG "lapb: (%p) S3 -> S0\n", lapb->dev);
424 lapb->dev);
425#endif 411#endif
426 lapb_clear_queues(lapb); 412 lapb_clear_queues(lapb);
427 lapb->state = LAPB_STATE_0; 413 lapb->state = LAPB_STATE_0;
428 lapb_start_t1timer(lapb); 414 lapb_start_t1timer(lapb);
429 lapb_stop_t2timer(lapb); 415 lapb_stop_t2timer(lapb);
430 lapb_disconnect_indication(lapb, LAPB_NOTCONNECTED); 416 lapb_disconnect_indication(lapb, LAPB_NOTCONNECTED);
431 break; 417 break;
432 418
433 case LAPB_RNR: 419 case LAPB_RNR:
434#if LAPB_DEBUG > 1 420#if LAPB_DEBUG > 1
435 printk(KERN_DEBUG "lapb: (%p) S3 RX RNR(%d) R%d\n", 421 printk(KERN_DEBUG "lapb: (%p) S3 RX RNR(%d) R%d\n",
436 lapb->dev, frame->pf, frame->nr); 422 lapb->dev, frame->pf, frame->nr);
437#endif 423#endif
438 lapb->condition |= LAPB_PEER_RX_BUSY_CONDITION; 424 lapb->condition |= LAPB_PEER_RX_BUSY_CONDITION;
439 lapb_check_need_response(lapb, frame->cr, frame->pf); 425 lapb_check_need_response(lapb, frame->cr, frame->pf);
440 if (lapb_validate_nr(lapb, frame->nr)) { 426 if (lapb_validate_nr(lapb, frame->nr)) {
441 lapb_check_iframes_acked(lapb, frame->nr); 427 lapb_check_iframes_acked(lapb, frame->nr);
442 } else { 428 } else {
443 lapb->frmr_data = *frame; 429 lapb->frmr_data = *frame;
444 lapb->frmr_type = LAPB_FRMR_Z; 430 lapb->frmr_type = LAPB_FRMR_Z;
445 lapb_transmit_frmr(lapb); 431 lapb_transmit_frmr(lapb);
446#if LAPB_DEBUG > 0 432#if LAPB_DEBUG > 0
447 printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", 433 printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev);
448 lapb->dev);
449#endif 434#endif
450 lapb_start_t1timer(lapb); 435 lapb_start_t1timer(lapb);
451 lapb_stop_t2timer(lapb); 436 lapb_stop_t2timer(lapb);
452 lapb->state = LAPB_STATE_4; 437 lapb->state = LAPB_STATE_4;
453 lapb->n2count = 0; 438 lapb->n2count = 0;
454 } 439 }
455 break; 440 break;
456 441
457 case LAPB_RR: 442 case LAPB_RR:
458#if LAPB_DEBUG > 1 443#if LAPB_DEBUG > 1
459 printk(KERN_DEBUG "lapb: (%p) S3 RX RR(%d) R%d\n", 444 printk(KERN_DEBUG "lapb: (%p) S3 RX RR(%d) R%d\n",
460 lapb->dev, frame->pf, frame->nr); 445 lapb->dev, frame->pf, frame->nr);
461#endif 446#endif
462 lapb->condition &= ~LAPB_PEER_RX_BUSY_CONDITION; 447 lapb->condition &= ~LAPB_PEER_RX_BUSY_CONDITION;
463 lapb_check_need_response(lapb, frame->cr, frame->pf); 448 lapb_check_need_response(lapb, frame->cr, frame->pf);
464 if (lapb_validate_nr(lapb, frame->nr)) { 449 if (lapb_validate_nr(lapb, frame->nr)) {
465 lapb_check_iframes_acked(lapb, frame->nr); 450 lapb_check_iframes_acked(lapb, frame->nr);
466 } else { 451 } else {
467 lapb->frmr_data = *frame; 452 lapb->frmr_data = *frame;
468 lapb->frmr_type = LAPB_FRMR_Z; 453 lapb->frmr_type = LAPB_FRMR_Z;
469 lapb_transmit_frmr(lapb); 454 lapb_transmit_frmr(lapb);
470#if LAPB_DEBUG > 0 455#if LAPB_DEBUG > 0
471 printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", 456 printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev);
472 lapb->dev);
473#endif 457#endif
474 lapb_start_t1timer(lapb); 458 lapb_start_t1timer(lapb);
475 lapb_stop_t2timer(lapb); 459 lapb_stop_t2timer(lapb);
476 lapb->state = LAPB_STATE_4; 460 lapb->state = LAPB_STATE_4;
477 lapb->n2count = 0; 461 lapb->n2count = 0;
478 } 462 }
479 break; 463 break;
480 464
481 case LAPB_REJ: 465 case LAPB_REJ:
482#if LAPB_DEBUG > 1 466#if LAPB_DEBUG > 1
483 printk(KERN_DEBUG "lapb: (%p) S3 RX REJ(%d) R%d\n", 467 printk(KERN_DEBUG "lapb: (%p) S3 RX REJ(%d) R%d\n",
484 lapb->dev, frame->pf, frame->nr); 468 lapb->dev, frame->pf, frame->nr);
485#endif 469#endif
486 lapb->condition &= ~LAPB_PEER_RX_BUSY_CONDITION; 470 lapb->condition &= ~LAPB_PEER_RX_BUSY_CONDITION;
487 lapb_check_need_response(lapb, frame->cr, frame->pf); 471 lapb_check_need_response(lapb, frame->cr, frame->pf);
488 if (lapb_validate_nr(lapb, frame->nr)) { 472 if (lapb_validate_nr(lapb, frame->nr)) {
489 lapb_frames_acked(lapb, frame->nr); 473 lapb_frames_acked(lapb, frame->nr);
490 lapb_stop_t1timer(lapb); 474 lapb_stop_t1timer(lapb);
491 lapb->n2count = 0; 475 lapb->n2count = 0;
492 lapb_requeue_frames(lapb); 476 lapb_requeue_frames(lapb);
493 } else { 477 } else {
494 lapb->frmr_data = *frame; 478 lapb->frmr_data = *frame;
495 lapb->frmr_type = LAPB_FRMR_Z; 479 lapb->frmr_type = LAPB_FRMR_Z;
496 lapb_transmit_frmr(lapb); 480 lapb_transmit_frmr(lapb);
497#if LAPB_DEBUG > 0 481#if LAPB_DEBUG > 0
498 printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", 482 printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev);
499 lapb->dev);
500#endif 483#endif
501 lapb_start_t1timer(lapb); 484 lapb_start_t1timer(lapb);
502 lapb_stop_t2timer(lapb); 485 lapb_stop_t2timer(lapb);
503 lapb->state = LAPB_STATE_4; 486 lapb->state = LAPB_STATE_4;
504 lapb->n2count = 0; 487 lapb->n2count = 0;
505 } 488 }
506 break; 489 break;
507 490
508 case LAPB_I: 491 case LAPB_I:
509#if LAPB_DEBUG > 1 492#if LAPB_DEBUG > 1
510 printk(KERN_DEBUG "lapb: (%p) S3 RX I(%d) S%d R%d\n", 493 printk(KERN_DEBUG "lapb: (%p) S3 RX I(%d) S%d R%d\n",
511 lapb->dev, frame->pf, frame->ns, frame->nr); 494 lapb->dev, frame->pf, frame->ns, frame->nr);
512#endif 495#endif
513 if (!lapb_validate_nr(lapb, frame->nr)) { 496 if (!lapb_validate_nr(lapb, frame->nr)) {
514 lapb->frmr_data = *frame; 497 lapb->frmr_data = *frame;
515 lapb->frmr_type = LAPB_FRMR_Z; 498 lapb->frmr_type = LAPB_FRMR_Z;
516 lapb_transmit_frmr(lapb); 499 lapb_transmit_frmr(lapb);
517#if LAPB_DEBUG > 0 500#if LAPB_DEBUG > 0
518 printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", 501 printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev);
519 lapb->dev);
520#endif 502#endif
521 lapb_start_t1timer(lapb); 503 lapb_start_t1timer(lapb);
522 lapb_stop_t2timer(lapb); 504 lapb_stop_t2timer(lapb);
523 lapb->state = LAPB_STATE_4; 505 lapb->state = LAPB_STATE_4;
524 lapb->n2count = 0; 506 lapb->n2count = 0;
507 break;
508 }
509 if (lapb->condition & LAPB_PEER_RX_BUSY_CONDITION)
510 lapb_frames_acked(lapb, frame->nr);
511 else
512 lapb_check_iframes_acked(lapb, frame->nr);
513
514 if (frame->ns == lapb->vr) {
515 int cn;
516 cn = lapb_data_indication(lapb, skb);
517 queued = 1;
518 /*
519 * If upper layer has dropped the frame, we
520 * basically ignore any further protocol
521 * processing. This will cause the peer
522 * to re-transmit the frame later like
523 * a frame lost on the wire.
524 */
525 if (cn == NET_RX_DROP) {
526 printk(KERN_DEBUG "LAPB: rx congestion\n");
525 break; 527 break;
526 } 528 }
527 if (lapb->condition & LAPB_PEER_RX_BUSY_CONDITION) 529 lapb->vr = (lapb->vr + 1) % modulus;
528 lapb_frames_acked(lapb, frame->nr); 530 lapb->condition &= ~LAPB_REJECT_CONDITION;
529 else 531 if (frame->pf)
530 lapb_check_iframes_acked(lapb, frame->nr); 532 lapb_enquiry_response(lapb);
531 533 else {
532 if (frame->ns == lapb->vr) { 534 if (!(lapb->condition &
533 int cn; 535 LAPB_ACK_PENDING_CONDITION)) {
534 cn = lapb_data_indication(lapb, skb); 536 lapb->condition |= LAPB_ACK_PENDING_CONDITION;
535 queued = 1; 537 lapb_start_t2timer(lapb);
536 /*
537 * If upper layer has dropped the frame, we
538 * basically ignore any further protocol
539 * processing. This will cause the peer
540 * to re-transmit the frame later like
541 * a frame lost on the wire.
542 */
543 if (cn == NET_RX_DROP) {
544 printk(KERN_DEBUG
545 "LAPB: rx congestion\n");
546 break;
547 } 538 }
548 lapb->vr = (lapb->vr + 1) % modulus; 539 }
549 lapb->condition &= ~LAPB_REJECT_CONDITION; 540 } else {
541 if (lapb->condition & LAPB_REJECT_CONDITION) {
550 if (frame->pf) 542 if (frame->pf)
551 lapb_enquiry_response(lapb); 543 lapb_enquiry_response(lapb);
552 else {
553 if (!(lapb->condition &
554 LAPB_ACK_PENDING_CONDITION)) {
555 lapb->condition |= LAPB_ACK_PENDING_CONDITION;
556 lapb_start_t2timer(lapb);
557 }
558 }
559 } else { 544 } else {
560 if (lapb->condition & LAPB_REJECT_CONDITION) { 545#if LAPB_DEBUG > 1
561 if (frame->pf) 546 printk(KERN_DEBUG
562 lapb_enquiry_response(lapb); 547 "lapb: (%p) S3 TX REJ(%d) R%d\n",
563 } else { 548 lapb->dev, frame->pf, lapb->vr);
564#if LAPB_DEBUG > 1 549#endif
565 printk(KERN_DEBUG 550 lapb->condition |= LAPB_REJECT_CONDITION;
566 "lapb: (%p) S3 TX REJ(%d) R%d\n", 551 lapb_send_control(lapb, LAPB_REJ, frame->pf,
567 lapb->dev, frame->pf, lapb->vr); 552 LAPB_RESPONSE);
568#endif 553 lapb->condition &= ~LAPB_ACK_PENDING_CONDITION;
569 lapb->condition |= LAPB_REJECT_CONDITION;
570 lapb_send_control(lapb, LAPB_REJ,
571 frame->pf,
572 LAPB_RESPONSE);
573 lapb->condition &= ~LAPB_ACK_PENDING_CONDITION;
574 }
575 } 554 }
576 break; 555 }
556 break;
577 557
578 case LAPB_FRMR: 558 case LAPB_FRMR:
579#if LAPB_DEBUG > 1 559#if LAPB_DEBUG > 1
580 printk(KERN_DEBUG "lapb: (%p) S3 RX FRMR(%d) %02X " 560 printk(KERN_DEBUG "lapb: (%p) S3 RX FRMR(%d) %02X "
581 "%02X %02X %02X %02X\n", lapb->dev, frame->pf, 561 "%02X %02X %02X %02X\n", lapb->dev, frame->pf,
582 skb->data[0], skb->data[1], skb->data[2], 562 skb->data[0], skb->data[1], skb->data[2],
583 skb->data[3], skb->data[4]); 563 skb->data[3], skb->data[4]);
584#endif 564#endif
585 lapb_establish_data_link(lapb); 565 lapb_establish_data_link(lapb);
586#if LAPB_DEBUG > 0 566#if LAPB_DEBUG > 0
587 printk(KERN_DEBUG "lapb: (%p) S3 -> S1\n", 567 printk(KERN_DEBUG "lapb: (%p) S3 -> S1\n", lapb->dev);
588 lapb->dev);
589#endif 568#endif
590 lapb_requeue_frames(lapb); 569 lapb_requeue_frames(lapb);
591 lapb->state = LAPB_STATE_1; 570 lapb->state = LAPB_STATE_1;
592 break; 571 break;
593 572
594 case LAPB_ILLEGAL: 573 case LAPB_ILLEGAL:
595#if LAPB_DEBUG > 1 574#if LAPB_DEBUG > 1
596 printk(KERN_DEBUG "lapb: (%p) S3 RX ILLEGAL(%d)\n", 575 printk(KERN_DEBUG "lapb: (%p) S3 RX ILLEGAL(%d)\n",
597 lapb->dev, frame->pf); 576 lapb->dev, frame->pf);
598#endif 577#endif
599 lapb->frmr_data = *frame; 578 lapb->frmr_data = *frame;
600 lapb->frmr_type = LAPB_FRMR_W; 579 lapb->frmr_type = LAPB_FRMR_W;
601 lapb_transmit_frmr(lapb); 580 lapb_transmit_frmr(lapb);
602#if LAPB_DEBUG > 0 581#if LAPB_DEBUG > 0
603 printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev); 582 printk(KERN_DEBUG "lapb: (%p) S3 -> S4\n", lapb->dev);
604#endif 583#endif
605 lapb_start_t1timer(lapb); 584 lapb_start_t1timer(lapb);
606 lapb_stop_t2timer(lapb); 585 lapb_stop_t2timer(lapb);
607 lapb->state = LAPB_STATE_4; 586 lapb->state = LAPB_STATE_4;
608 lapb->n2count = 0; 587 lapb->n2count = 0;
609 break; 588 break;
610 } 589 }
611 590
612 if (!queued) 591 if (!queued)
@@ -621,75 +600,73 @@ static void lapb_state4_machine(struct lapb_cb *lapb, struct sk_buff *skb,
621 struct lapb_frame *frame) 600 struct lapb_frame *frame)
622{ 601{
623 switch (frame->type) { 602 switch (frame->type) {
624 case LAPB_SABM: 603 case LAPB_SABM:
625#if LAPB_DEBUG > 1 604#if LAPB_DEBUG > 1
626 printk(KERN_DEBUG "lapb: (%p) S4 RX SABM(%d)\n", 605 printk(KERN_DEBUG "lapb: (%p) S4 RX SABM(%d)\n",
627 lapb->dev, frame->pf); 606 lapb->dev, frame->pf);
628#endif 607#endif
629 if (lapb->mode & LAPB_EXTENDED) { 608 if (lapb->mode & LAPB_EXTENDED) {
630#if LAPB_DEBUG > 1 609#if LAPB_DEBUG > 1
631 printk(KERN_DEBUG "lapb: (%p) S4 TX DM(%d)\n", 610 printk(KERN_DEBUG "lapb: (%p) S4 TX DM(%d)\n",
632 lapb->dev, frame->pf); 611 lapb->dev, frame->pf);
633#endif 612#endif
634 lapb_send_control(lapb, LAPB_DM, frame->pf, 613 lapb_send_control(lapb, LAPB_DM, frame->pf,
635 LAPB_RESPONSE); 614 LAPB_RESPONSE);
636 } else { 615 } else {
637#if LAPB_DEBUG > 1 616#if LAPB_DEBUG > 1
638 printk(KERN_DEBUG "lapb: (%p) S4 TX UA(%d)\n", 617 printk(KERN_DEBUG "lapb: (%p) S4 TX UA(%d)\n",
639 lapb->dev, frame->pf); 618 lapb->dev, frame->pf);
640#endif 619#endif
641#if LAPB_DEBUG > 0 620#if LAPB_DEBUG > 0
642 printk(KERN_DEBUG "lapb: (%p) S4 -> S3\n", 621 printk(KERN_DEBUG "lapb: (%p) S4 -> S3\n", lapb->dev);
643 lapb->dev);
644#endif 622#endif
645 lapb_send_control(lapb, LAPB_UA, frame->pf, 623 lapb_send_control(lapb, LAPB_UA, frame->pf,
646 LAPB_RESPONSE); 624 LAPB_RESPONSE);
647 lapb_stop_t1timer(lapb); 625 lapb_stop_t1timer(lapb);
648 lapb_stop_t2timer(lapb); 626 lapb_stop_t2timer(lapb);
649 lapb->state = LAPB_STATE_3; 627 lapb->state = LAPB_STATE_3;
650 lapb->condition = 0x00; 628 lapb->condition = 0x00;
651 lapb->n2count = 0; 629 lapb->n2count = 0;
652 lapb->vs = 0; 630 lapb->vs = 0;
653 lapb->vr = 0; 631 lapb->vr = 0;
654 lapb->va = 0; 632 lapb->va = 0;
655 lapb_connect_indication(lapb, LAPB_OK); 633 lapb_connect_indication(lapb, LAPB_OK);
656 } 634 }
657 break; 635 break;
658 636
659 case LAPB_SABME: 637 case LAPB_SABME:
660#if LAPB_DEBUG > 1 638#if LAPB_DEBUG > 1
661 printk(KERN_DEBUG "lapb: (%p) S4 RX SABME(%d)\n", 639 printk(KERN_DEBUG "lapb: (%p) S4 RX SABME(%d)\n",
662 lapb->dev, frame->pf); 640 lapb->dev, frame->pf);
663#endif 641#endif
664 if (lapb->mode & LAPB_EXTENDED) { 642 if (lapb->mode & LAPB_EXTENDED) {
665#if LAPB_DEBUG > 1 643#if LAPB_DEBUG > 1
666 printk(KERN_DEBUG "lapb: (%p) S4 TX UA(%d)\n", 644 printk(KERN_DEBUG "lapb: (%p) S4 TX UA(%d)\n",
667 lapb->dev, frame->pf); 645 lapb->dev, frame->pf);
668#endif 646#endif
669#if LAPB_DEBUG > 0 647#if LAPB_DEBUG > 0
670 printk(KERN_DEBUG "lapb: (%p) S4 -> S3\n", 648 printk(KERN_DEBUG "lapb: (%p) S4 -> S3\n", lapb->dev);
671 lapb->dev);
672#endif 649#endif
673 lapb_send_control(lapb, LAPB_UA, frame->pf, 650 lapb_send_control(lapb, LAPB_UA, frame->pf,
674 LAPB_RESPONSE); 651 LAPB_RESPONSE);
675 lapb_stop_t1timer(lapb); 652 lapb_stop_t1timer(lapb);
676 lapb_stop_t2timer(lapb); 653 lapb_stop_t2timer(lapb);
677 lapb->state = LAPB_STATE_3; 654 lapb->state = LAPB_STATE_3;
678 lapb->condition = 0x00; 655 lapb->condition = 0x00;
679 lapb->n2count = 0; 656 lapb->n2count = 0;
680 lapb->vs = 0; 657 lapb->vs = 0;
681 lapb->vr = 0; 658 lapb->vr = 0;
682 lapb->va = 0; 659 lapb->va = 0;
683 lapb_connect_indication(lapb, LAPB_OK); 660 lapb_connect_indication(lapb, LAPB_OK);
684 } else { 661 } else {
685#if LAPB_DEBUG > 1 662#if LAPB_DEBUG > 1
686 printk(KERN_DEBUG "lapb: (%p) S4 TX DM(%d)\n", 663 printk(KERN_DEBUG "lapb: (%p) S4 TX DM(%d)\n",
687 lapb->dev, frame->pf); 664 lapb->dev, frame->pf);
688#endif 665#endif
689 lapb_send_control(lapb, LAPB_DM, frame->pf, 666 lapb_send_control(lapb, LAPB_DM, frame->pf,
690 LAPB_RESPONSE); 667 LAPB_RESPONSE);
691 } 668 }
692 break; 669 break;
693 } 670 }
694 671
695 kfree_skb(skb); 672 kfree_skb(skb);
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-25 12:13:10 -0500