diff options
Diffstat (limited to 'drivers/isdn/hisax/elsa_cs.c')
-rw-r--r-- | drivers/isdn/hisax/elsa_cs.c | 28 |
1 files changed, 3 insertions, 25 deletions
diff --git a/drivers/isdn/hisax/elsa_cs.c b/drivers/isdn/hisax/elsa_cs.c index 48cc677249f1..a0c5bad7bc6b 100644 --- a/drivers/isdn/hisax/elsa_cs.c +++ b/drivers/isdn/hisax/elsa_cs.c | |||
@@ -126,18 +126,7 @@ static dev_info_t dev_info = "elsa_cs"; | |||
126 | device numbers are used to derive the corresponding array index. | 126 | device numbers are used to derive the corresponding array index. |
127 | */ | 127 | */ |
128 | 128 | ||
129 | static dev_link_t *dev_list = NULL; | ||
130 | |||
131 | /* | 129 | /* |
132 | A dev_link_t structure has fields for most things that are needed | ||
133 | to keep track of a socket, but there will usually be some device | ||
134 | specific information that also needs to be kept track of. The | ||
135 | 'priv' pointer in a dev_link_t structure can be used to point to | ||
136 | a device-specific private data structure, like this. | ||
137 | |||
138 | To simplify the data structure handling, we actually include the | ||
139 | dev_link_t structure in the device's private data structure. | ||
140 | |||
141 | A driver needs to provide a dev_node_t structure for each device | 130 | A driver needs to provide a dev_node_t structure for each device |
142 | on a card. In some cases, there is only one device per card (for | 131 | on a card. In some cases, there is only one device per card (for |
143 | example, ethernet cards, modems). In other cases, there may be | 132 | example, ethernet cards, modems). In other cases, there may be |
@@ -208,8 +197,7 @@ static dev_link_t *elsa_cs_attach(void) | |||
208 | link->conf.IntType = INT_MEMORY_AND_IO; | 197 | link->conf.IntType = INT_MEMORY_AND_IO; |
209 | 198 | ||
210 | /* Register with Card Services */ | 199 | /* Register with Card Services */ |
211 | link->next = dev_list; | 200 | link->next = NULL; |
212 | dev_list = link; | ||
213 | client_reg.dev_info = &dev_info; | 201 | client_reg.dev_info = &dev_info; |
214 | client_reg.Version = 0x0210; | 202 | client_reg.Version = 0x0210; |
215 | client_reg.event_callback_args.client_data = link; | 203 | client_reg.event_callback_args.client_data = link; |
@@ -235,24 +223,15 @@ static dev_link_t *elsa_cs_attach(void) | |||
235 | static void elsa_cs_detach(struct pcmcia_device *p_dev) | 223 | static void elsa_cs_detach(struct pcmcia_device *p_dev) |
236 | { | 224 | { |
237 | dev_link_t *link = dev_to_instance(p_dev); | 225 | dev_link_t *link = dev_to_instance(p_dev); |
238 | dev_link_t **linkp; | ||
239 | local_info_t *info = link->priv; | 226 | local_info_t *info = link->priv; |
240 | 227 | ||
241 | DEBUG(0, "elsa_cs_detach(0x%p)\n", link); | 228 | DEBUG(0, "elsa_cs_detach(0x%p)\n", link); |
242 | 229 | ||
243 | /* Locate device structure */ | ||
244 | for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) | ||
245 | if (*linkp == link) break; | ||
246 | if (*linkp == NULL) | ||
247 | return; | ||
248 | |||
249 | if (link->state & DEV_CONFIG) { | 230 | if (link->state & DEV_CONFIG) { |
250 | ((local_info_t*)link->priv)->busy = 1; | 231 | info->busy = 1; |
251 | elsa_cs_release(link); | 232 | elsa_cs_release(link); |
252 | } | 233 | } |
253 | 234 | ||
254 | /* Unlink device structure and free it */ | ||
255 | *linkp = link->next; | ||
256 | kfree(info); | 235 | kfree(info); |
257 | 236 | ||
258 | } /* elsa_cs_detach */ | 237 | } /* elsa_cs_detach */ |
@@ -526,7 +505,6 @@ static int __init init_elsa_cs(void) | |||
526 | static void __exit exit_elsa_cs(void) | 505 | static void __exit exit_elsa_cs(void) |
527 | { | 506 | { |
528 | pcmcia_unregister_driver(&elsa_cs_driver); | 507 | pcmcia_unregister_driver(&elsa_cs_driver); |
529 | BUG_ON(dev_list != NULL); | ||
530 | } | 508 | } |
531 | 509 | ||
532 | module_init(init_elsa_cs); | 510 | module_init(init_elsa_cs); |