diff options
| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2006-10-10 11:47:31 +1000 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2006-10-10 13:56:13 +1000 |
| commit | 10270613fb4d5a44c335cfa13e9626bf5743c01d (patch) | |
| tree | 6852db04a76e5a13c295f906c6f9acc88837a372 /drivers/macintosh/windfarm_pm112.c | |
| parent | 9f2545c11869868fd3cde7098d99e690891e442c (diff) | |
| download | lwn-10270613fb4d5a44c335cfa13e9626bf5743c01d.tar.gz lwn-10270613fb4d5a44c335cfa13e9626bf5743c01d.zip | |
[POWERPC] Fix windfarm platform device usage
The windfarm code uses a struct device_driver instead of
platform_driver, which can cause crashes if any of the callbacks are
called (like on module removal). This fixes it.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'drivers/macintosh/windfarm_pm112.c')
| -rw-r--r-- | drivers/macintosh/windfarm_pm112.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/macintosh/windfarm_pm112.c b/drivers/macintosh/windfarm_pm112.c index ef66bf2778ec..fa4b13f89369 100644 --- a/drivers/macintosh/windfarm_pm112.c +++ b/drivers/macintosh/windfarm_pm112.c @@ -650,24 +650,26 @@ static struct notifier_block pm112_events = { .notifier_call = pm112_wf_notify, }; -static int wf_pm112_probe(struct device *dev) +static int wf_pm112_probe(struct platform_device *dev) { wf_register_client(&pm112_events); return 0; } -static int wf_pm112_remove(struct device *dev) +static int __devexit wf_pm112_remove(struct platform_device *dev) { wf_unregister_client(&pm112_events); /* should release all sensors and controls */ return 0; } -static struct device_driver wf_pm112_driver = { - .name = "windfarm", - .bus = &platform_bus_type, +static struct platform_driver wf_pm112_driver = { .probe = wf_pm112_probe, - .remove = wf_pm112_remove, + .remove = __devexit_p(wf_pm112_remove), + .driver = { + .name = "windfarm", + .bus = &platform_bus_type, + }, }; static int __init wf_pm112_init(void) @@ -683,13 +685,13 @@ static int __init wf_pm112_init(void) ++nr_cores; printk(KERN_INFO "windfarm: initializing for dual-core desktop G5\n"); - driver_register(&wf_pm112_driver); + platform_driver_register(&wf_pm112_driver); return 0; } static void __exit wf_pm112_exit(void) { - driver_unregister(&wf_pm112_driver); + platform_driver_unregister(&wf_pm112_driver); } module_init(wf_pm112_init); |