Xen / ACPI / processor: Remove unneeded NULL check
Before xen_acpi_processor_enable() is called, struct acpi_processor *pr is allocated in xen_acpi_processor_add() and checked if it's NULL, so no need to check again when passed to xen_acpi_processor_enable(), just remove it. Signed-off-by: Hanjun Guo <hanjun.guo@linaro.org> CC: Boris Ostrovsky <boris.ostrovsky@oracle.com> CC: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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@ -46,13 +46,7 @@ static int xen_acpi_processor_enable(struct acpi_device *device)
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unsigned long long value;
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union acpi_object object = { 0 };
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struct acpi_buffer buffer = { sizeof(union acpi_object), &object };
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struct acpi_processor *pr;
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pr = acpi_driver_data(device);
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if (!pr) {
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pr_err(PREFIX "Cannot find driver data\n");
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return -EINVAL;
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}
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struct acpi_processor *pr = acpi_driver_data(device);
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if (!strcmp(acpi_device_hid(device), ACPI_PROCESSOR_OBJECT_HID)) {
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/* Declared with "Processor" statement; match ProcessorID */
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