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Staging: quickstart: Cleanup quickstart_acpi_add
Signed-off-by: Szymon Janc <szymon@janc.net.pl> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
60955f15d9
commit
f27a551968
1 changed files with 14 additions and 8 deletions
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@ -262,29 +262,29 @@ static int quickstart_acpi_config(struct quickstart_acpi *quickstart, char *bid)
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static int quickstart_acpi_add(struct acpi_device *device)
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{
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int ret = 0;
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acpi_status status = AE_OK;
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struct quickstart_acpi *quickstart = NULL;
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int ret;
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acpi_status status;
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struct quickstart_acpi *quickstart;
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if (!device)
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return -EINVAL;
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quickstart = kzalloc(sizeof(struct quickstart_acpi), GFP_KERNEL);
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quickstart = kzalloc(sizeof(*quickstart), GFP_KERNEL);
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if (!quickstart)
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return -ENOMEM;
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quickstart->device = device;
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strcpy(acpi_device_name(device), QUICKSTART_ACPI_DEVICE_NAME);
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strcpy(acpi_device_class(device), QUICKSTART_ACPI_CLASS);
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device->driver_data = quickstart;
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/* Add button to list and initialize some stuff */
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ret = quickstart_acpi_config(quickstart, acpi_device_bid(device));
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if (ret)
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if (ret < 0)
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goto fail_config;
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status = acpi_install_notify_handler(device->handle,
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ACPI_ALL_NOTIFY,
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status = acpi_install_notify_handler(device->handle, ACPI_ALL_NOTIFY,
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quickstart_acpi_notify,
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quickstart);
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if (ACPI_FAILURE(status)) {
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@ -293,10 +293,16 @@ static int quickstart_acpi_add(struct acpi_device *device)
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goto fail_installnotify;
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}
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quickstart_acpi_ghid(quickstart);
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ret = quickstart_acpi_ghid(quickstart);
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if (ret < 0)
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goto fail_ghid;
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return 0;
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fail_ghid:
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acpi_remove_notify_handler(device->handle, ACPI_ALL_NOTIFY,
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quickstart_acpi_notify);
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fail_installnotify:
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quickstart_btnlst_del(quickstart->btn);
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