xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[PATCH] pcmcia: remove dev_list from drivers

Browse Source 
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>
This commit is contained in:
Dominik Brodowski
2005-11-14 21:25:35 +01:00
parent f399071558
commit b463581154
38 changed files with 74 additions and 647 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/parport/parport_cs.c
View File

@@ -95,7 +95,6 @@ static int parport_event(event_t event, int priority,
event_callback_args_t *args);
static dev_info_t dev_info = "parport_cs";
static dev_link_t *dev_list = NULL;
/*======================================================================
@@ -129,8 +128,7 @@ static dev_link_t *parport_attach(void)
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;
@@ -156,21 +154,12 @@ static dev_link_t *parport_attach(void)
static void parport_detach(struct pcmcia_device *p_dev)
{
dev_link_t *link = dev_to_instance(p_dev);
dev_link_t **linkp;
DEBUG(0, "parport_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)
parport_cs_release(link);
/* Unlink, free device structure */
*linkp = link->next;
kfree(link->priv);
} /* parport_detach */
@@ -391,7 +380,6 @@ static int __init init_parport_cs(void)
static void __exit exit_parport_cs(void)
{
pcmcia_unregister_driver(&parport_cs_driver);
BUG_ON(dev_list != NULL);
}
module_init(init_parport_cs);