From: Nishanth Menon <nm@xxxxxx>
Release the mpu_clk in fail paths.
Reported-by: Todd Poynor <toddpoynor@xxxxxxxxxx>
Signed-off-by: Nishanth Menon <nm@xxxxxx>
Signed-off-by: Kevin Hilman <khilman@xxxxxx>
---
drivers/cpufreq/omap-cpufreq.c | 14 +++++++++++---
1 files changed, 11 insertions(+), 3 deletions(-)
diff --git a/drivers/cpufreq/omap-cpufreq.c b/drivers/cpufreq/omap-cpufreq.c
index ce82d50..a66c8b5 100644
--- a/drivers/cpufreq/omap-cpufreq.c
+++ b/drivers/cpufreq/omap-cpufreq.c
@@ -157,8 +157,10 @@ static int __cpuinit omap_cpu_init(struct cpufreq_policy *policy)
if (IS_ERR(mpu_clk))
return PTR_ERR(mpu_clk);
- if (policy->cpu >= NR_CPUS)
- return -EINVAL;
+ if (policy->cpu >= NR_CPUS) {
+ result = -EINVAL;
+ goto fail_ck;
+ }
policy->cur = policy->min = policy->max = omap_getspeed(policy->cpu);
result = opp_init_cpufreq_table(mpu_dev, &freq_table);
@@ -166,12 +168,14 @@ static int __cpuinit omap_cpu_init(struct cpufreq_policy *policy)
if (result) {
dev_err(mpu_dev, "%s: cpu%d: failed creating freq table[%d]\n",
__func__, policy->cpu, result);
- return result;
+ goto fail_ck;
}
result = cpufreq_frequency_table_cpuinfo(policy, freq_table);
if (!result)
cpufreq_frequency_table_get_attr(freq_table, policy->cpu);
+ else
+ goto fail_ck;
policy->min = policy->cpuinfo.min_freq;
policy->max = policy->cpuinfo.max_freq;
@@ -193,6 +197,10 @@ static int __cpuinit omap_cpu_init(struct cpufreq_policy *policy)
policy->cpuinfo.transition_latency = 300 * 1000;
return 0;
+
+fail_ck:
+ clk_put(mpu_clk);
+ return result;
}
static int omap_cpu_exit(struct cpufreq_policy *policy)
--
1.7.6
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