Commit c867d838 authored May 11, 2015 by Hanjun Guo Committed by Rafael J. Wysocki May 13, 2015

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>

parent 16eac059

drivers/xen/xen-acpi-cpuhotplug.c

+1 −7

Original line number	Diff line number	Diff line
		@@ -46,13 +46,7 @@ static int xen_acpi_processor_enable(struct acpi_device *device)
		unsigned long long value;
		union acpi_object object = { 0 };
		struct acpi_buffer buffer = { sizeof(union acpi_object), &object };
		struct acpi_processor *pr;

		pr = acpi_driver_data(device);
		if (!pr) {
		pr_err(PREFIX "Cannot find driver data\n");
		return -EINVAL;
		}
		struct acpi_processor *pr = acpi_driver_data(device);

		if (!strcmp(acpi_device_hid(device), ACPI_PROCESSOR_OBJECT_HID)) {
		/* Declared with "Processor" statement; match ProcessorID */