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| author | Kristen Carlson Accardi <kristen.c.accardi@intel.com> | 2007-05-09 15:07:04 -0700 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2007-05-10 03:30:41 -0400 |
| commit | 0f6f2804563eee64f0fc7cbcb009b98b6f332af6 (patch) | |
| tree | e8da6af14580275736cfb7b7e6ecceb9a4887b7d /drivers/acpi/dock.c | |
| parent | 22fe4c2114e29477ca6738729c074ee8f60d3b73 (diff) | |
| download | lwn-0f6f2804563eee64f0fc7cbcb009b98b6f332af6.tar.gz lwn-0f6f2804563eee64f0fc7cbcb009b98b6f332af6.zip | |
ACPI: dock: use dynamically allocated platform device
Get rid of no release function warnings by switching to dynamically
allocating the platform_device and using the platform device release
routine in the base driver.
Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/dock.c')
| -rw-r--r-- | drivers/acpi/dock.c | 47 |
1 files changed, 23 insertions, 24 deletions
diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c index f66f4f7767ac..b5addd411b55 100644 --- a/drivers/acpi/dock.c +++ b/drivers/acpi/dock.c @@ -41,7 +41,7 @@ MODULE_DESCRIPTION(ACPI_DOCK_DRIVER_DESCRIPTION); MODULE_LICENSE("GPL"); static struct atomic_notifier_head dock_notifier_list; -static struct platform_device dock_device; +static struct platform_device *dock_device; static char dock_device_name[] = "dock"; struct dock_station { @@ -327,7 +327,7 @@ static void hotplug_dock_devices(struct dock_station *ds, u32 event) static void dock_event(struct dock_station *ds, u32 event, int num) { - struct device *dev = &dock_device.dev; + struct device *dev = &dock_device->dev; /* * Indicate that the status of the dock station has * changed. @@ -710,37 +710,36 @@ static int dock_add(acpi_handle handle) ATOMIC_INIT_NOTIFIER_HEAD(&dock_notifier_list); /* initialize platform device stuff */ - dock_device.name = dock_device_name; - ret = platform_device_register(&dock_device); - if (ret) { - printk(KERN_ERR PREFIX "Error %d registering dock device\n", ret); + dock_device = + platform_device_register_simple(dock_device_name, 0, NULL, 0); + if (IS_ERR(dock_device)) { kfree(dock_station); dock_station = NULL; - return ret; + return PTR_ERR(dock_device); } - ret = device_create_file(&dock_device.dev, &dev_attr_docked); + ret = device_create_file(&dock_device->dev, &dev_attr_docked); if (ret) { printk("Error %d adding sysfs file\n", ret); - platform_device_unregister(&dock_device); + platform_device_unregister(dock_device); kfree(dock_station); dock_station = NULL; return ret; } - ret = device_create_file(&dock_device.dev, &dev_attr_undock); + ret = device_create_file(&dock_device->dev, &dev_attr_undock); if (ret) { printk("Error %d adding sysfs file\n", ret); - device_remove_file(&dock_device.dev, &dev_attr_docked); - platform_device_unregister(&dock_device); + device_remove_file(&dock_device->dev, &dev_attr_docked); + platform_device_unregister(dock_device); kfree(dock_station); dock_station = NULL; return ret; } - ret = device_create_file(&dock_device.dev, &dev_attr_uid); + ret = device_create_file(&dock_device->dev, &dev_attr_uid); if (ret) { printk("Error %d adding sysfs file\n", ret); - device_remove_file(&dock_device.dev, &dev_attr_docked); - device_remove_file(&dock_device.dev, &dev_attr_undock); - platform_device_unregister(&dock_device); + device_remove_file(&dock_device->dev, &dev_attr_docked); + device_remove_file(&dock_device->dev, &dev_attr_undock); + platform_device_unregister(dock_device); kfree(dock_station); dock_station = NULL; return ret; @@ -779,10 +778,10 @@ static int dock_add(acpi_handle handle) dock_add_err: kfree(dd); dock_add_err_unregister: - device_remove_file(&dock_device.dev, &dev_attr_docked); - device_remove_file(&dock_device.dev, &dev_attr_undock); - device_remove_file(&dock_device.dev, &dev_attr_uid); - platform_device_unregister(&dock_device); + device_remove_file(&dock_device->dev, &dev_attr_docked); + device_remove_file(&dock_device->dev, &dev_attr_undock); + device_remove_file(&dock_device->dev, &dev_attr_uid); + platform_device_unregister(dock_device); kfree(dock_station); dock_station = NULL; return ret; @@ -812,10 +811,10 @@ static int dock_remove(void) printk(KERN_ERR "Error removing notify handler\n"); /* cleanup sysfs */ - device_remove_file(&dock_device.dev, &dev_attr_docked); - device_remove_file(&dock_device.dev, &dev_attr_undock); - device_remove_file(&dock_device.dev, &dev_attr_uid); - platform_device_unregister(&dock_device); + device_remove_file(&dock_device->dev, &dev_attr_docked); + device_remove_file(&dock_device->dev, &dev_attr_undock); + device_remove_file(&dock_device->dev, &dev_attr_uid); + platform_device_unregister(dock_device); /* free dock station memory */ kfree(dock_station); |