acpi_processor_errata() is only called in acpi_processor_get_info(), and the argument 'pr' passed to acpi_processor_errata() will be never NULL, so the if (!pr) check is unnecessary.
Since the 'pr' argument is not used by acpi_processor_errata() any more, so change the argument into void.
Signed-off-by: Hanjun Guo hanjun.guo@linaro.org --- drivers/acpi/acpi_processor.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-)
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c index a2a71d0..d1cabe5 100644 --- a/drivers/acpi/acpi_processor.c +++ b/drivers/acpi/acpi_processor.c @@ -140,15 +140,11 @@ static int acpi_processor_errata_piix4(struct pci_dev *dev) return 0; }
-static int acpi_processor_errata(struct acpi_processor *pr) +static int acpi_processor_errata(void) { int result = 0; struct pci_dev *dev = NULL;
- - if (!pr) - return -EINVAL; - /* * PIIX4 */ @@ -220,7 +216,7 @@ static int acpi_processor_get_info(struct acpi_device *device) acpi_status status = AE_OK; static int cpu0_initialized;
- acpi_processor_errata(pr); + acpi_processor_errata();
/* * Check to see if we have bus mastering arbitration control. This