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eeepc-laptop: move platform driver registration out of eeepc_hotk_add()

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Strictly speaking we should register the platform driver exactly once,
whether there are zero, one, or multiple matching acpi devices.

Signed-off-by: Alan Jenkins <alan-jenkins@tuffmail.co.uk>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Alan Jenkins 2009-12-03 07:45:05 +00:00 committed by Len Brown
parent bf9598bcd5
commit 22072e92a0
1 changed files with 15 additions and 10 deletions
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25
drivers/platform/x86/eeepc-laptop.c
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@ -1276,13 +1276,10 @@ static int __devinit eeepc_hotk_add(struct acpi_device *device)
result = eeepc_hotk_init();
if (result)
goto fail_platform_driver;
goto fail_platform_device1;
eeepc_enable_camera();
/* Register platform stuff */
result = platform_driver_register(&platform_driver);
if (result)
goto fail_platform_driver;
platform_device = platform_device_alloc(EEEPC_HOTK_FILE, -1);
if (!platform_device) {
result = -ENOMEM;
@ -1340,8 +1337,6 @@ static int __devinit eeepc_hotk_add(struct acpi_device *device)
fail_platform_device2:
platform_device_put(platform_device);
fail_platform_device1:
platform_driver_unregister(&platform_driver);
fail_platform_driver:
kfree(ehotk);
return result;
@ -1357,7 +1352,6 @@ static int eeepc_hotk_remove(struct acpi_device *device, int type)
sysfs_remove_group(&platform_device->dev.kobj,
&platform_attribute_group);
platform_device_unregister(platform_device);
platform_driver_unregister(&platform_driver);
kfree(ehotk);
return 0;
@ -1367,19 +1361,30 @@ static int __init eeepc_laptop_init(void)
{
int result;
result = acpi_bus_register_driver(&eeepc_hotk_driver);
result = platform_driver_register(&platform_driver);
if (result < 0)
return result;
result = acpi_bus_register_driver(&eeepc_hotk_driver);
if (result < 0)
goto fail_acpi_driver;
if (!ehotk) {
acpi_bus_unregister_driver(&eeepc_hotk_driver);
return -ENODEV;
result = -ENODEV;
goto fail_no_device;
}
return 0;
fail_no_device:
acpi_bus_unregister_driver(&eeepc_hotk_driver);
fail_acpi_driver:
platform_driver_unregister(&platform_driver);
return result;
}
static void __exit eeepc_laptop_exit(void)
{
acpi_bus_unregister_driver(&eeepc_hotk_driver);
platform_driver_unregister(&platform_driver);
}
module_init(eeepc_laptop_init);