diff options
| author | Nishanth Menon <nm@ti.com> | 2011-05-27 06:39:19 +0400 |
|---|---|---|
| committer | Kevin Hilman <khilman@ti.com> | 2011-11-08 23:42:17 +0400 |
| commit | 11e04fdd98f0fd6edf1ad6eccb0db4d2f965c392 (patch) | |
| tree | cf78535baad8595839eb5da9a3a30b0d2214365d /drivers/cpufreq/omap-cpufreq.c | |
| parent | ffe4f0f115420e3843aa0d8dc1baf31ea5b6fcf2 (diff) | |
| download | linux-11e04fdd98f0fd6edf1ad6eccb0db4d2f965c392.tar.xz | |
cpufreq: OMAP: put clk if cpu_init failed
Release the mpu_clk in fail paths.
Reported-by: Todd Poynor <toddpoynor@google.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>
Diffstat (limited to 'drivers/cpufreq/omap-cpufreq.c')
| -rw-r--r-- | 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 8f778b9dbb46..8c5419201ac5 100644 --- a/drivers/cpufreq/omap-cpufreq.c +++ b/drivers/cpufreq/omap-cpufreq.c @@ -158,8 +158,10 @@ 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); @@ -167,12 +169,14 @@ 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; @@ -194,6 +198,10 @@ 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) |