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| author | Hanjun Guo <hanjun.guo@linaro.org> | 2015-05-11 12:17:18 +0800 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-05-13 23:28:16 +0200 |
| commit | d3da7cb9d243c484fcb05e6c16f55090fba99702 (patch) | |
| tree | 6c0130780d6ff562c0792bd6d8f9a7de845a641a | |
| parent | 8416c5bda17c1c4f5bd710ef6ebba8827a719e74 (diff) | |
| download | linux-d3da7cb9d243c484fcb05e6c16f55090fba99702.tar.bz2 | |
ACPI / processor: return specific error instead of -1
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>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
| -rw-r--r-- | drivers/acpi/processor_core.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index b1ec78b8a645..fd4140dabbf1 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) |