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-rw-r--r--drivers/cpufreq/cpufreq.c12
1 files changed, 2 insertions, 10 deletions
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 063b2184caf5..938b74ea9ffb 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1077,6 +1077,7 @@ err_out_unregister:
1077 1077
1078err_unlock_policy: 1078err_unlock_policy:
1079 unlock_policy_rwsem_write(cpu); 1079 unlock_policy_rwsem_write(cpu);
1080 free_cpumask_var(policy->related_cpus);
1080err_free_cpumask: 1081err_free_cpumask:
1081 free_cpumask_var(policy->cpus); 1082 free_cpumask_var(policy->cpus);
1082err_free_policy: 1083err_free_policy:
@@ -1762,17 +1763,8 @@ static int __cpufreq_set_policy(struct cpufreq_policy *data,
1762 dprintk("governor switch\n"); 1763 dprintk("governor switch\n");
1763 1764
1764 /* end old governor */ 1765 /* end old governor */
1765 if (data->governor) { 1766 if (data->governor)
1766 /*
1767 * Need to release the rwsem around governor
1768 * stop due to lock dependency between
1769 * cancel_delayed_work_sync and the read lock
1770 * taken in the delayed work handler.
1771 */
1772 unlock_policy_rwsem_write(data->cpu);
1773 __cpufreq_governor(data, CPUFREQ_GOV_STOP); 1767 __cpufreq_governor(data, CPUFREQ_GOV_STOP);
1774 lock_policy_rwsem_write(data->cpu);
1775 }
1776 1768
1777 /* start new governor */ 1769 /* start new governor */
1778 data->governor = policy->governor; 1770 data->governor = policy->governor;