29 ax25_dev *ax25_dev_list;
32 ax25_dev *ax25_addr_ax25dev(ax25_address *addr)  in ax25_addr_ax25dev()
34 	ax25_dev *ax25_dev, *res = NULL;  in ax25_addr_ax25dev()  local
37 	for (ax25_dev = ax25_dev_list; ax25_dev != NULL; ax25_dev = ax25_dev->next)  in ax25_addr_ax25dev()
38 		if (ax25cmp(addr, (const ax25_address *)ax25_dev->dev->dev_addr) == 0) {  in ax25_addr_ax25dev()
39 			res = ax25_dev;  in ax25_addr_ax25dev()
40 			ax25_dev_hold(ax25_dev);  in ax25_addr_ax25dev()
53 	ax25_dev *ax25_dev;  in ax25_dev_device_up()  local
55 	ax25_dev = kzalloc(sizeof(*ax25_dev), GFP_KERNEL);  in ax25_dev_device_up()
56 	if (!ax25_dev) {  in ax25_dev_device_up()
61 	refcount_set(&ax25_dev->refcount, 1);  in ax25_dev_device_up()
62 	dev->ax25_ptr     = ax25_dev;  in ax25_dev_device_up()
63 	ax25_dev->dev     = dev;  in ax25_dev_device_up()
64 	netdev_hold(dev, &ax25_dev->dev_tracker, GFP_KERNEL);  in ax25_dev_device_up()
65 	ax25_dev->forward = NULL;  in ax25_dev_device_up()
66 	ax25_dev->device_up = true;  in ax25_dev_device_up()
68 	ax25_dev->values[AX25_VALUES_IPDEFMODE] = AX25_DEF_IPDEFMODE;  in ax25_dev_device_up()
69 	ax25_dev->values[AX25_VALUES_AXDEFMODE] = AX25_DEF_AXDEFMODE;  in ax25_dev_device_up()
70 	ax25_dev->values[AX25_VALUES_BACKOFF]   = AX25_DEF_BACKOFF;  in ax25_dev_device_up()
71 	ax25_dev->values[AX25_VALUES_CONMODE]   = AX25_DEF_CONMODE;  in ax25_dev_device_up()
72 	ax25_dev->values[AX25_VALUES_WINDOW]    = AX25_DEF_WINDOW;  in ax25_dev_device_up()
73 	ax25_dev->values[AX25_VALUES_EWINDOW]   = AX25_DEF_EWINDOW;  in ax25_dev_device_up()
74 	ax25_dev->values[AX25_VALUES_T1]        = AX25_DEF_T1;  in ax25_dev_device_up()
75 	ax25_dev->values[AX25_VALUES_T2]        = AX25_DEF_T2;  in ax25_dev_device_up()
76 	ax25_dev->values[AX25_VALUES_T3]        = AX25_DEF_T3;  in ax25_dev_device_up()
77 	ax25_dev->values[AX25_VALUES_IDLE]	= AX25_DEF_IDLE;  in ax25_dev_device_up()
78 	ax25_dev->values[AX25_VALUES_N2]        = AX25_DEF_N2;  in ax25_dev_device_up()
79 	ax25_dev->values[AX25_VALUES_PACLEN]	= AX25_DEF_PACLEN;  in ax25_dev_device_up()
80 	ax25_dev->values[AX25_VALUES_PROTOCOL]  = AX25_DEF_PROTOCOL;  in ax25_dev_device_up()
81 	ax25_dev->values[AX25_VALUES_DS_TIMEOUT]= AX25_DEF_DS_TIMEOUT;  in ax25_dev_device_up()
84 	ax25_ds_setup_timer(ax25_dev);  in ax25_dev_device_up()
88 	ax25_dev->next = ax25_dev_list;  in ax25_dev_device_up()
89 	ax25_dev_list  = ax25_dev;  in ax25_dev_device_up()
91 	ax25_dev_hold(ax25_dev);  in ax25_dev_device_up()
93 	ax25_register_dev_sysctl(ax25_dev);  in ax25_dev_device_up()
98 	ax25_dev *s, *ax25_dev;  in ax25_dev_device_down()  local
100 	if ((ax25_dev = ax25_dev_ax25dev(dev)) == NULL)  in ax25_dev_device_down()
103 	ax25_unregister_dev_sysctl(ax25_dev);  in ax25_dev_device_down()
108 	ax25_ds_del_timer(ax25_dev);  in ax25_dev_device_down()
118 	if ((s = ax25_dev_list) == ax25_dev) {  in ax25_dev_device_down()
124 		if (s->next == ax25_dev) {  in ax25_dev_device_down()
125 			s->next = ax25_dev->next;  in ax25_dev_device_down()
133 	ax25_dev_put(ax25_dev);  in ax25_dev_device_down()
138 	ax25_dev_put(ax25_dev);  in ax25_dev_device_down()
140 	netdev_put(dev, &ax25_dev->dev_tracker);  in ax25_dev_device_down()
141 	ax25_dev_put(ax25_dev);  in ax25_dev_device_down()
146 	ax25_dev *ax25_dev, *fwd_dev;  in ax25_fwd_ioctl()  local
148 	if ((ax25_dev = ax25_addr_ax25dev(&fwd->port_from)) == NULL)  in ax25_fwd_ioctl()
155 			ax25_dev_put(ax25_dev);  in ax25_fwd_ioctl()
158 		if (ax25_dev->forward) {  in ax25_fwd_ioctl()
160 			ax25_dev_put(ax25_dev);  in ax25_fwd_ioctl()
163 		ax25_dev->forward = fwd_dev->dev;  in ax25_fwd_ioctl()
165 		ax25_dev_put(ax25_dev);  in ax25_fwd_ioctl()
169 		if (!ax25_dev->forward) {  in ax25_fwd_ioctl()
170 			ax25_dev_put(ax25_dev);  in ax25_fwd_ioctl()
173 		ax25_dev->forward = NULL;  in ax25_fwd_ioctl()
174 		ax25_dev_put(ax25_dev);  in ax25_fwd_ioctl()
178 		ax25_dev_put(ax25_dev);  in ax25_fwd_ioctl()
187 	ax25_dev *ax25_dev;  in ax25_fwd_dev()  local
189 	if ((ax25_dev = ax25_dev_ax25dev(dev)) == NULL)  in ax25_fwd_dev()
192 	if (ax25_dev->forward == NULL)  in ax25_fwd_dev()
195 	return ax25_dev->forward;  in ax25_fwd_dev()
203 	ax25_dev *s, *ax25_dev;  in ax25_dev_free()  local
206 	ax25_dev = ax25_dev_list;  in ax25_dev_free()
207 	while (ax25_dev != NULL) {  in ax25_dev_free()
208 		s        = ax25_dev;  in ax25_dev_free()
209 		netdev_put(ax25_dev->dev, &ax25_dev->dev_tracker);  in ax25_dev_free()
210 		ax25_dev = ax25_dev->next;  in ax25_dev_free()