cpufreq: stats: Change return type of cpufreq_stats_update() as void

It always returns 0 and none of its callers check its return value. Make
it return void.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
index 1e55b5790853517dbd6605ebb4e1e328adff75ba..1572129844a5bf6e223ed92c55733f215feb312e 100644 (file)
--- a/drivers/cpufreq/cpufreq_stats.c
+++ b/drivers/cpufreq/cpufreq_stats.c
@@ -27,7 +27,7 @@ struct cpufreq_stats {
        unsigned int *trans_table;
 };
 
-static int cpufreq_stats_update(struct cpufreq_stats *stats)
+static void cpufreq_stats_update(struct cpufreq_stats *stats)
 {
        unsigned long long cur_time = get_jiffies_64();
 
@@ -35,7 +35,6 @@ static int cpufreq_stats_update(struct cpufreq_stats *stats)
        stats->time_in_state[stats->last_index] += cur_time - stats->last_time;
        stats->last_time = cur_time;
        spin_unlock(&cpufreq_stats_lock);
-       return 0;
 }
 
 static void cpufreq_stats_clear_table(struct cpufreq_stats *stats)