[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/net/pcmcia/3c589_cs.c b/drivers/net/pcmcia/3c589_cs.c
index 09b96c7..3516c02 100644
--- a/drivers/net/pcmcia/3c589_cs.c
+++ b/drivers/net/pcmcia/3c589_cs.c
@@ -166,8 +166,6 @@
static dev_link_t *tc589_attach(void);
static void tc589_detach(struct pcmcia_device *p_dev);
-static dev_link_t *dev_list;
-
/*======================================================================
tc589_attach() creates an "instance" of the driver, allocating
@@ -222,8 +220,7 @@
SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops);
/* 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;
@@ -250,15 +247,8 @@
{
dev_link_t *link = dev_to_instance(p_dev);
struct net_device *dev = link->priv;
- dev_link_t **linkp;
-
+
DEBUG(0, "3c589_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->dev)
unregister_netdev(dev);
@@ -266,8 +256,6 @@
if (link->state & DEV_CONFIG)
tc589_release(link);
- /* Unlink device structure, free bits */
- *linkp = link->next;
free_netdev(dev);
} /* tc589_detach */
@@ -1085,7 +1073,6 @@
static void __exit exit_tc589(void)
{
pcmcia_unregister_driver(&tc589_driver);
- BUG_ON(dev_list != NULL);
}
module_init(init_tc589);