[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, 2 insertions, 12 deletions

diff --git a/drivers/telephony/ixj_pcmcia.c b/drivers/telephony/ixj_pcmcia.c
index c58140dc7a7..6b992985d78 100644
--- a/drivers/telephony/ixj_pcmcia.c
+++ b/drivers/telephony/ixj_pcmcia.c
@@ -40,7 +40,6 @@ static void ixj_config(dev_link_t * link);
 static void ixj_cs_release(dev_link_t * link);
 static int ixj_event(event_t event, int priority, event_callback_args_t * args);
 static dev_info_t dev_info = "ixj_cs";
-static dev_link_t *dev_list = NULL;
 
 static dev_link_t *ixj_attach(void)
 {
@@ -65,8 +64,7 @@ static dev_link_t *ixj_attach(void)
         }
         memset(link->priv, 0, sizeof(struct ixj_info_t));
         /* 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;
@@ -82,20 +80,13 @@ static dev_link_t *ixj_attach(void)
 static void ixj_detach(struct pcmcia_device *p_dev)
 {
         dev_link_t *link = dev_to_instance(p_dev);
-        dev_link_t **linkp;
 
         DEBUG(0, "ixj_detach(0x%p)\n", link);
-        for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next)
-                if (*linkp == link)
-                        break;
-        if (*linkp == NULL)
-                return;
+
         link->state &= ~DEV_RELEASE_PENDING;
         if (link->state & DEV_CONFIG)
                 ixj_cs_release(link);
 
-        /* Unlink device structure, free bits */
-        *linkp = link->next;
         kfree(link->priv);
         kfree(link);
 }
@@ -314,7 +305,6 @@ static int __init ixj_pcmcia_init(void)
 static void ixj_pcmcia_exit(void)
 {
         pcmcia_unregister_driver(&ixj_driver);
-        BUG_ON(dev_list != NULL);
 }
 
 module_init(ixj_pcmcia_init);