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cpufreq: Call cpufreq_policy_put_kobj() from cpufreq_policy_free()
authorViresh Kumar <viresh.kumar@linaro.org>
Mon, 8 Jun 2015 12:55:30 +0000 (18:25 +0530)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Wed, 10 Jun 2015 23:02:40 +0000 (01:02 +0200)
cpufreq_policy_put_kobj() is actually part of freeing the policy and can
be called from cpufreq_policy_free() directly instead of a separate
call.

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

index dbb1bd6..8b81007 100644 (file)
@@ -1206,7 +1206,7 @@ static void cpufreq_policy_put_kobj(struct cpufreq_policy *policy, bool notify)
        pr_debug("wait complete\n");
 }
 
-static void cpufreq_policy_free(struct cpufreq_policy *policy)
+static void cpufreq_policy_free(struct cpufreq_policy *policy, bool notify)
 {
        unsigned long flags;
        int cpu;
@@ -1219,6 +1219,7 @@ static void cpufreq_policy_free(struct cpufreq_policy *policy)
                per_cpu(cpufreq_cpu_data, cpu) = NULL;
        write_unlock_irqrestore(&cpufreq_driver_lock, flags);
 
+       cpufreq_policy_put_kobj(policy, notify);
        free_cpumask_var(policy->related_cpus);
        free_cpumask_var(policy->cpus);
        kfree(policy);
@@ -1417,9 +1418,7 @@ err_get_freq:
        if (cpufreq_driver->exit)
                cpufreq_driver->exit(policy);
 err_set_policy_cpu:
-       cpufreq_policy_put_kobj(policy, recover_policy);
-       cpufreq_policy_free(policy);
-
+       cpufreq_policy_free(policy, recover_policy);
 nomem_out:
        up_read(&cpufreq_rwsem);
 
@@ -1511,10 +1510,6 @@ static int __cpufreq_remove_dev_finish(struct device *dev,
                }
        }
 
-       /* Free the policy kobjects only if the driver is getting removed. */
-       if (sif)
-               cpufreq_policy_put_kobj(policy, true);
-
        /*
         * Perform the ->exit() even during light-weight tear-down,
         * since this is a core component, and is essential for the
@@ -1523,8 +1518,9 @@ static int __cpufreq_remove_dev_finish(struct device *dev,
        if (cpufreq_driver->exit)
                cpufreq_driver->exit(policy);
 
+       /* Free the policy only if the driver is getting removed. */
        if (sif)
-               cpufreq_policy_free(policy);
+               cpufreq_policy_free(policy, true);
 
        return 0;
 }
@@ -1563,8 +1559,7 @@ static int cpufreq_remove_dev(struct device *dev, struct subsys_interface *sif)
                        return 0;
                }
 
-               cpufreq_policy_put_kobj(policy, true);
-               cpufreq_policy_free(policy);
+               cpufreq_policy_free(policy, true);
                return 0;
        }