diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index 89b3610..25718fe 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -615,10 +615,9 @@
 	if (!device)
 		return -EINVAL;
 
-	pr = kmalloc(sizeof(struct acpi_processor), GFP_KERNEL);
+	pr = kzalloc(sizeof(struct acpi_processor), GFP_KERNEL);
 	if (!pr)
 		return -ENOMEM;
-	memset(pr, 0, sizeof(struct acpi_processor));
 
 	pr->handle = device->handle;
 	strcpy(acpi_device_name(device), ACPI_PROCESSOR_DEVICE_NAME);