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path: root/drivers/char/pcmcia/synclink_cs.c
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Diffstat (limited to 'drivers/char/pcmcia/synclink_cs.c')
-rw-r--r--drivers/char/pcmcia/synclink_cs.c41
1 files changed, 14 insertions, 27 deletions
diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c
index d0cbd29ecfd7..0606586e76ab 100644
--- a/drivers/char/pcmcia/synclink_cs.c
+++ b/drivers/char/pcmcia/synclink_cs.c
@@ -2798,23 +2798,6 @@ static const struct tty_operations mgslpc_ops = {
.proc_fops = &mgslpc_proc_fops,
};
-static void synclink_cs_cleanup(void)
-{
- int rc;
-
- while(mgslpc_device_list)
- mgslpc_remove_device(mgslpc_device_list);
-
- if (serial_driver) {
- if ((rc = tty_unregister_driver(serial_driver)))
- printk("%s(%d) failed to unregister tty driver err=%d\n",
- __FILE__,__LINE__,rc);
- put_tty_driver(serial_driver);
- }
-
- pcmcia_unregister_driver(&mgslpc_driver);
-}
-
static int __init synclink_cs_init(void)
{
int rc;
@@ -2830,7 +2813,7 @@ static int __init synclink_cs_init(void)
serial_driver = alloc_tty_driver(MAX_DEVICE_COUNT);
if (!serial_driver) {
rc = -ENOMEM;
- goto error;
+ goto err_pcmcia_drv;
}
/* Initialize the tty_driver structure */
@@ -2850,25 +2833,29 @@ static int __init synclink_cs_init(void)
if ((rc = tty_register_driver(serial_driver)) < 0) {
printk("%s(%d):Couldn't register serial driver\n",
__FILE__,__LINE__);
- put_tty_driver(serial_driver);
- serial_driver = NULL;
- goto error;
+ goto err_put_tty;
}
printk("%s %s, tty major#%d\n",
driver_name, driver_version,
serial_driver->major);
- return 0;
-
-error:
- synclink_cs_cleanup();
- return rc;
+ return 0;
+err_put_tty:
+ put_tty_driver(serial_driver);
+err_pcmcia_drv:
+ pcmcia_unregister_driver(&mgslpc_driver);
+ return rc;
}
static void __exit synclink_cs_exit(void)
{
- synclink_cs_cleanup();
+ while (mgslpc_device_list)
+ mgslpc_remove_device(mgslpc_device_list);
+
+ tty_unregister_driver(serial_driver);
+ put_tty_driver(serial_driver);
+ pcmcia_unregister_driver(&mgslpc_driver);
}
module_init(synclink_cs_init);