[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/ide/legacy/ide-cs.c b/drivers/ide/legacy/ide-cs.c
index 1fb8976..c83068d 100644
--- a/drivers/ide/legacy/ide-cs.c
+++ b/drivers/ide/legacy/ide-cs.c
@@ -96,7 +96,8 @@
static dev_link_t *ide_attach(void);
static void ide_detach(struct pcmcia_device *p_dev);
-static dev_link_t *dev_list = NULL;
+
+
/*======================================================================
@@ -130,8 +131,7 @@
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;
@@ -157,23 +157,13 @@
static void ide_detach(struct pcmcia_device *p_dev)
{
dev_link_t *link = dev_to_instance(p_dev);
- dev_link_t **linkp;
DEBUG(0, "ide_detach(0x%p)\n", link);
-
- /* Locate device structure */
- for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
- if (*linkp == link) break;
- if (*linkp == NULL)
- return;
if (link->state & DEV_CONFIG)
ide_release(link);
-
- /* Unlink, free device structure */
- *linkp = link->next;
+
kfree(link->priv);
-
} /* ide_detach */
static int idecs_register(unsigned long io, unsigned long ctl, unsigned long irq, struct pcmcia_device *handle)
@@ -507,7 +497,6 @@
static void __exit exit_ide_cs(void)
{
pcmcia_unregister_driver(&ide_cs_driver);
- BUG_ON(dev_list != NULL);
}
late_initcall(init_ide_cs);