diff options
| -rw-r--r-- | kernel/power/energy_model.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/power/energy_model.c b/kernel/power/energy_model.c index 5c47caaf270e..21d761223255 100644 --- a/kernel/power/energy_model.c +++ b/kernel/power/energy_model.c @@ -116,7 +116,7 @@ static int em_compute_costs(struct device *dev, struct em_perf_state *table, for (i = nr_states - 1; i >= 0; i--) { unsigned long power_res, cost; - if (flags & EM_PERF_DOMAIN_ARTIFICIAL) { + if ((flags & EM_PERF_DOMAIN_ARTIFICIAL) && cb->get_cost) { ret = cb->get_cost(dev, table[i].frequency, &cost); if (ret || !cost || cost > EM_MAX_POWER) { dev_err(dev, "EM: invalid cost %lu %d\n", |