diff options
| -rw-r--r-- | drivers/power/qcom/msm-core.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/power/qcom/msm-core.c b/drivers/power/qcom/msm-core.c index 825c27e7a4c1..224a52a0306d 100644 --- a/drivers/power/qcom/msm-core.c +++ b/drivers/power/qcom/msm-core.c @@ -409,9 +409,10 @@ static int update_userspace_power(struct sched_params __user *argp) if (!sp) return -ENOMEM; - + mutex_lock(&policy_update_mutex); sp->power = allocate_2d_array_uint32_t(node->sp->num_of_freqs); if (IS_ERR_OR_NULL(sp->power)) { + mutex_unlock(&policy_update_mutex); ret = PTR_ERR(sp->power); kfree(sp); return ret; @@ -455,6 +456,7 @@ static int update_userspace_power(struct sched_params __user *argp) } } spin_unlock(&update_lock); + mutex_unlock(&policy_update_mutex); for_each_possible_cpu(cpu) { if (!pdata_valid[cpu]) @@ -468,6 +470,7 @@ static int update_userspace_power(struct sched_params __user *argp) return 0; failed: + mutex_unlock(&policy_update_mutex); for (i = 0; i < TEMP_DATA_POINTS; i++) kfree(sp->power[i]); kfree(sp->power); |