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@xxxxxxxxxx>
CC: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>
CC: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
---
drivers/xen/xen-acpi-cpuhotplug.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/drivers/xen/xen-acpi-cpuhotplug.c b/drivers/xen/xen-acpi-cpuhotplug.c
index 5a62aa0..f4a3694 100644
--- a/drivers/xen/xen-acpi-cpuhotplug.c
+++ b/drivers/xen/xen-acpi-cpuhotplug.c
@@ -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 */
--
1.9.1
--
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