diff options
Diffstat (limited to 'drivers/cpufreq')
| -rw-r--r-- | drivers/cpufreq/cpufreq.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 0f4e96ff99e8..76a26609d96b 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -2190,7 +2190,11 @@ static int cpufreq_set_policy(struct cpufreq_policy *policy, memcpy(&new_policy->cpuinfo, &policy->cpuinfo, sizeof(policy->cpuinfo)); - if (new_policy->min > policy->max || new_policy->max < policy->min) + /* + * This check works well when we store new min/max freq attributes, + * because new_policy is a copy of policy with one field updated. + */ + if (new_policy->min > new_policy->max) return -EINVAL; /* verify the cpu speed can be set within this limit */ |