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[CPUFREQ] Fix missing cpufreq_cpu_put() call in ->store

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refactor to use gotos instead of explicit exit paths

Signed-off-by: Dave Jones <davej@redhat.com>
This commit is contained in:
Dave Jones 2008-03-05 14:22:25 -05:00
parent 0db4a8a99f
commit a07530b445
1 changed files with 5 additions and 4 deletions
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9
drivers/cpufreq/cpufreq.c
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@ -696,13 +696,13 @@ static ssize_t store(struct kobject * kobj, struct attribute * attr,
{ {
struct cpufreq_policy * policy = to_policy(kobj); struct cpufreq_policy * policy = to_policy(kobj);
struct freq_attr * fattr = to_attr(attr); struct freq_attr * fattr = to_attr(attr);
ssize_t ret; ssize_t ret = -EINVAL;
policy = cpufreq_cpu_get(policy->cpu); policy = cpufreq_cpu_get(policy->cpu);
if (!policy) if (!policy)
return -EINVAL; goto no_policy;
if (lock_policy_rwsem_write(policy->cpu) < 0) if (lock_policy_rwsem_write(policy->cpu) < 0)
return -EINVAL; goto fail;
if (fattr->store) if (fattr->store)
ret = fattr->store(policy, buf, count); ret = fattr->store(policy, buf, count);
@ -710,8 +710,9 @@ static ssize_t store(struct kobject * kobj, struct attribute * attr,
ret = -EIO; ret = -EIO;
unlock_policy_rwsem_write(policy->cpu); unlock_policy_rwsem_write(policy->cpu);
fail:
cpufreq_cpu_put(policy); cpufreq_cpu_put(policy);
no_policy:
return ret; return ret;
} }