diff options
| author | Dominik Brodowski <linux@dominikbrodowski.net> | 2005-11-14 21:25:35 +0100 |
|---|---|---|
| committer | Dominik Brodowski <linux@dominikbrodowski.net> | 2006-01-06 00:03:20 +0100 |
| commit | b463581154f3f3eecda27cae60df813fefcd84d3 (patch) | |
| tree | 5e5b0f7a32b0727b64e52b9b2649897e6c841074 /drivers/serial/serial_cs.c | |
| parent | f3990715589d378a2d3aa9b8accd78bb4a2378b7 (diff) | |
| download | linux-b463581154f3f3eecda27cae60df813fefcd84d3.tar.gz | |
[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>
Diffstat (limited to 'drivers/serial/serial_cs.c')
| -rw-r--r-- | drivers/serial/serial_cs.c | 17 |
1 files changed, 2 insertions, 15 deletions
diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c index a9536636650415..6e7a1a0ae015f7 100644 --- a/drivers/serial/serial_cs.c +++ b/drivers/serial/serial_cs.c @@ -122,8 +122,6 @@ static dev_info_t dev_info = "serial_cs"; static dev_link_t *serial_attach(void); static void serial_detach(struct pcmcia_device *p_dev); -static dev_link_t *dev_list = NULL; - /*====================================================================== After a card is removed, serial_remove() will unregister @@ -234,8 +232,7 @@ static dev_link_t *serial_attach(void) link->conf.IntType = INT_MEMORY_AND_IO; /* Register with Card Services */ - link->next = dev_list; - dev_list = link; + link->next = NULL; /* not needed */ client_reg.dev_info = &dev_info; client_reg.Version = 0x0210; client_reg.event_callback_args.client_data = link; @@ -262,17 +259,9 @@ static void serial_detach(struct pcmcia_device *p_dev) { dev_link_t *link = dev_to_instance(p_dev); struct serial_info *info = link->priv; - dev_link_t **linkp; DEBUG(0, "serial_detach(0x%p)\n", link); - /* Locate device structure */ - for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) - if (*linkp == link) - break; - if (*linkp == NULL) - return; - /* * Ensure any outstanding scheduled tasks are completed. */ @@ -283,8 +272,7 @@ static void serial_detach(struct pcmcia_device *p_dev) */ serial_remove(link); - /* Unlink device structure, free bits */ - *linkp = link->next; + /* free bits */ kfree(info); } @@ -871,7 +859,6 @@ static int __init init_serial_cs(void) static void __exit exit_serial_cs(void) { pcmcia_unregister_driver(&serial_cs_driver); - BUG_ON(dev_list != NULL); } module_init(init_serial_cs); |