[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, 13 deletions

diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c
index fb3e411d6da..b35c951fc6f 100644
--- a/drivers/net/pcmcia/pcnet_cs.c
+++ b/drivers/net/pcmcia/pcnet_cs.c
@@ -124,7 +124,6 @@ static dev_link_t *pcnet_attach(void);
 static void pcnet_detach(struct pcmcia_device *p_dev);
 
 static dev_info_t dev_info = "pcnet_cs";
-static dev_link_t *dev_list;
 
 /*====================================================================*/
 
@@ -272,8 +271,7 @@ static dev_link_t *pcnet_attach(void)
     dev->set_config = &set_config;
 
     /* 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;
@@ -300,24 +298,15 @@ static void pcnet_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, "pcnet_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)
                 pcnet_release(link);
 
-        /* Unlink device structure, free bits */
-        *linkp = link->next;
         free_netdev(dev);
 } /* pcnet_detach */
 
@@ -1864,7 +1853,6 @@ static void __exit exit_pcnet_cs(void)
 {
     DEBUG(0, "pcnet_cs: unloading\n");
     pcmcia_unregister_driver(&pcnet_driver);
-    BUG_ON(dev_list != NULL);
 }
 
 module_init(init_pcnet_cs);