[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>

1 files changed, 1 insertions, 14 deletions

diff --git a/drivers/net/pcmcia/smc91c92_cs.c b/drivers/net/pcmcia/smc91c92_cs.c
index 6cb5198d609..9eb5cecfb2f 100644
--- a/drivers/net/pcmcia/smc91c92_cs.c
+++ b/drivers/net/pcmcia/smc91c92_cs.c
@@ -104,8 +104,6 @@ static const char *version =
 
 static dev_info_t dev_info = "smc91c92_cs";
 
-static dev_link_t *dev_list;
-
 struct smc_private {
     dev_link_t                  link;
     spinlock_t                  lock;
@@ -367,8 +365,7 @@ static dev_link_t *smc91c92_attach(void)
     smc->mii_if.reg_num_mask = 0x1f;
 
     /* 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;
@@ -395,24 +392,15 @@ static void smc91c92_detach(struct pcmcia_device *p_dev)
 {
     dev_link_t *link = dev_to_instance(p_dev);
     struct net_device *dev = link->priv;
-    dev_link_t **linkp;
 
     DEBUG(0, "smc91c92_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);
 
     if (link->state & DEV_CONFIG)
         smc91c92_release(link);
 
-    /* Unlink device structure, free bits */
-    *linkp = link->next;
     free_netdev(dev);
 } /* smc91c92_detach */
 
@@ -2377,7 +2365,6 @@ static int __init init_smc91c92_cs(void)
 static void __exit exit_smc91c92_cs(void)
 {
         pcmcia_unregister_driver(&smc91c92_cs_driver);
-        BUG_ON(dev_list != NULL);
 }
 
 module_init(init_smc91c92_cs);