summaryrefslogtreecommitdiff
path: root/drivers/net/pcmcia/com20020_cs.c
diff options
context:
space:
mode:
authorDominik Brodowski <linux@dominikbrodowski.net>2005-11-14 23:25:35 +0300
committerDominik Brodowski <linux@dominikbrodowski.net>2006-01-06 02:03:20 +0300
commitb463581154f3f3eecda27cae60df813fefcd84d3 (patch)
tree5e5b0f7a32b0727b64e52b9b2649897e6c841074 /drivers/net/pcmcia/com20020_cs.c
parentf3990715589d378a2d3aa9b8accd78bb4a2378b7 (diff)
downloadlinux-b463581154f3f3eecda27cae60df813fefcd84d3.tar.xz
[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/net/pcmcia/com20020_cs.c')
-rw-r--r--drivers/net/pcmcia/com20020_cs.c22
1 files changed, 4 insertions, 18 deletions
diff --git a/drivers/net/pcmcia/com20020_cs.c b/drivers/net/pcmcia/com20020_cs.c
index 6970888cba10..d48dbd3e153a 100644
--- a/drivers/net/pcmcia/com20020_cs.c
+++ b/drivers/net/pcmcia/com20020_cs.c
@@ -128,8 +128,6 @@ static dev_info_t dev_info = "com20020_cs";
static dev_link_t *com20020_attach(void);
static void com20020_detach(struct pcmcia_device *p_dev);
-static dev_link_t *dev_list;
-
/*====================================================================*/
typedef struct com20020_dev_t {
@@ -196,8 +194,7 @@ static dev_link_t *com20020_attach(void)
link->priv = info;
/* 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;
@@ -230,26 +227,17 @@ static void com20020_detach(struct pcmcia_device *p_dev)
{
dev_link_t *link = dev_to_instance(p_dev);
struct com20020_dev_t *info = link->priv;
- dev_link_t **linkp;
- struct net_device *dev;
-
+ struct net_device *dev = info->dev;
+
DEBUG(1,"detach...\n");
DEBUG(0, "com20020_detach(0x%p)\n", link);
- /* Locate device structure */
- for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
- if (*linkp == link) break;
- if (*linkp == NULL)
- return;
-
- dev = info->dev;
-
if (link->dev) {
DEBUG(1,"unregister...\n");
unregister_netdev(dev);
-
+
/*
* this is necessary because we register our IRQ separately
* from card services.
@@ -263,7 +251,6 @@ static void com20020_detach(struct pcmcia_device *p_dev)
/* Unlink device structure, free bits */
DEBUG(1,"unlinking...\n");
- *linkp = link->next;
if (link->priv)
{
dev = info->dev;
@@ -507,7 +494,6 @@ static int __init init_com20020_cs(void)
static void __exit exit_com20020_cs(void)
{
pcmcia_unregister_driver(&com20020_cs_driver);
- BUG_ON(dev_list != NULL);
}
module_init(init_com20020_cs);