cpufreq: stats: Fix error handling in __cpufreq_stats_create_table()

Remove sysfs group if __cpufreq_stats_create_table() fails after creating
one.

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

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
index e4bd27f1a9d8..c52b44071100 100644
--- a/drivers/cpufreq/cpufreq_stats.c
+++ b/drivers/cpufreq/cpufreq_stats.c
@@ -216,7 +216,7 @@ static int __cpufreq_stats_create_table(struct cpufreq_policy *policy,
         stat->time_in_state = kzalloc(alloc_size, GFP_KERNEL);
         if (!stat->time_in_state) {
                 ret = -ENOMEM;
-                goto error_out;
+                goto error_alloc;
         }
         stat->freq_table = (unsigned int *)(stat->time_in_state + count);
 
@@ -237,6 +237,8 @@ static int __cpufreq_stats_create_table(struct cpufreq_policy *policy,
         stat->last_index = freq_table_get_index(stat, policy->cur);
         spin_unlock(&cpufreq_stats_lock);
         return 0;
+error_alloc:
+        sysfs_remove_group(&policy->kobj, &stats_attr_group);
 error_out:
         kfree(stat);
         per_cpu(cpufreq_stats_table, cpu) = NULL;