diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c index 5f09fb8c0e05..7f16f5f8e7d3 100644 --- a/drivers/acpi/processor_throttling.c +++ b/drivers/acpi/processor_throttling.c @@ -838,6 +838,14 @@ static int acpi_processor_get_throttling_ptc(struct acpi_processor *pr) ret = acpi_read_throttling_status(pr, &value); if (ret >= 0) { state = acpi_get_throttling_state(pr, value); + if (state == -1) { + ACPI_WARNING((AE_INFO, + "Invalid throttling state, reset\n")); + state = 0; + ret = acpi_processor_set_throttling(pr, state); + if (ret) + return ret; + } pr->throttling.state = state; }