[PATCH] pcmcia: remove dev_list from drivers
The linked list of devices managed by each PCMCIA driver is, in very most
cases, unused. Therefore, remove it from many drivers.
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
diff --git a/drivers/bluetooth/btuart_cs.c b/drivers/bluetooth/btuart_cs.c
index 63221d3..7b04f89 100644
--- a/drivers/bluetooth/btuart_cs.c
+++ b/drivers/bluetooth/btuart_cs.c
@@ -93,8 +93,6 @@
static dev_link_t *btuart_attach(void);
static void btuart_detach(struct pcmcia_device *p_dev);
-static dev_link_t *dev_list = NULL;
-
/* Maximum baud rate */
#define SPEED_MAX 115200
@@ -610,8 +608,7 @@
link->conf.IntType = INT_MEMORY_AND_IO;
/* Register with Card Services */
- link->next = dev_list;
- dev_list = link;
+ link->next = NULL;
client_reg.dev_info = &dev_info;
client_reg.Version = 0x0210;
client_reg.event_callback_args.client_data = link;
@@ -631,22 +628,10 @@
{
dev_link_t *link = dev_to_instance(p_dev);
btuart_info_t *info = link->priv;
- dev_link_t **linkp;
-
- /* Locate device structure */
- for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
- if (*linkp == link)
- break;
-
- if (*linkp == NULL)
- return;
if (link->state & DEV_CONFIG)
btuart_release(link);
- /* Unlink device structure, free bits */
- *linkp = link->next;
-
kfree(info);
}
@@ -870,7 +855,6 @@
static void __exit exit_btuart_cs(void)
{
pcmcia_unregister_driver(&btuart_driver);
- BUG_ON(dev_list != NULL);
}
module_init(init_btuart_cs);