Messages in this thread Patch in this message | | | From | Hanjun Guo <> | Subject | [PATCH 6/7] ACPI / processor: return specific error instead of -1 | Date | Fri, 27 Mar 2015 22:02:27 +0800 |
| |
Since invalid_logical_cpuid() can check error values, so return specific error instead of -1 for acpi_map_cpuid().
Signed-off-by: Hanjun Guo <hanjun.guo@linaro.org> --- drivers/acpi/processor_core.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index b1ec78b..fd4140d 100644 --- a/drivers/acpi/processor_core.c +++ b/drivers/acpi/processor_core.c @@ -215,12 +215,12 @@ int acpi_map_cpuid(phys_cpuid_t phys_id, u32 acpi_id) * Ignores phys_id and always returns 0 for the processor * handle with acpi id 0 if nr_cpu_ids is 1. * This should be the case if SMP tables are not found. - * Return -1 for other CPU's handle. + * Return -EINVAL for other CPU's handle. */ if (nr_cpu_ids <= 1 && acpi_id == 0) return acpi_id; else - return -1; + return -EINVAL; } #ifdef CONFIG_SMP @@ -233,7 +233,7 @@ int acpi_map_cpuid(phys_cpuid_t phys_id, u32 acpi_id) if (phys_id == 0) return phys_id; #endif - return -1; + return -ENODEV; } int acpi_get_cpuid(acpi_handle handle, int type, u32 acpi_id) -- 1.9.1
| |