cpufreq: governor: Free dbs_data directly when gov->init() fails

Due to the kobject embedded in the dbs_data doest not has a release()
method yet, it needs to use kfree() to free dbs_data directly when
governor fails to allocate the tunner field of dbs_data.
Signed-off-by: Liao Chang <liaochang1@huawei.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

drivers/cpufreq/cpufreq_governor.c

@@ -439,7 +439,7 @@ int cpufreq_dbs_governor_init(struct cpufreq_policy *policy)
 
 	ret = gov->init(dbs_data);
 	if (ret)
-		goto free_policy_dbs_info;
+		goto free_dbs_data;
 
 	/*
 	 * The sampling interval should not be less than the transition latency
@@ -474,6 +474,8 @@ int cpufreq_dbs_governor_init(struct cpufreq_policy *policy)
 	if (!have_governor_per_policy())
 		gov->gdbs_data = NULL;
 	gov->exit(dbs_data);
+
+free_dbs_data:
 	kfree(dbs_data);
 
 free_policy_dbs_info: