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ACPI: processor: perflib: Rearrange unregistration routine

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Rearrange acpi_processor_unregister_performance() to follow a more
common error handling pattern and drop a redundant "return" statement
from the end of it.

No expected functional impact.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Rafael J. Wysocki 2022-12-05 20:05:55 +01:00
parent d8f4ed0728
commit 5be583c695
1 changed files with 3 additions and 6 deletions
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9
drivers/acpi/processor_perflib.c
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@ -754,18 +754,15 @@ void acpi_processor_unregister_performance(unsigned int cpu)
mutex_lock(&performance_mutex);
pr = per_cpu(processors, cpu);
if (!pr) {
mutex_unlock(&performance_mutex);
return;
}
if (!pr)
goto unlock;
if (pr->performance)
kfree(pr->performance->states);
pr->performance = NULL;
unlock:
mutex_unlock(&performance_mutex);
return;
}
EXPORT_SYMBOL(acpi_processor_unregister_performance);