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authorIngo Molnar <mingo@elte.hu>2008-06-16 11:27:53 +0200
committerIngo Molnar <mingo@elte.hu>2008-06-16 11:27:53 +0200
commitc54f9da1c8ceee19436430afac0798a989eb886d (patch)
tree412f51c3f2641e4205b767cec95ce6107cd39d36 /drivers/cpufreq/cpufreq.c
parenta2eddfa95919a730e0e5ed17e9c303fe5ba249cd (diff)
parent066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff)
Merge branch 'linus' into x86/irqstatstip-x86-irqstats-2008-06-16_09.27_Mon
Diffstat (limited to 'drivers/cpufreq/cpufreq.c')
-rw-r--r--drivers/cpufreq/cpufreq.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 7fce038fa57e..1d41496ed2f8 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -412,7 +412,7 @@ static int cpufreq_parse_governor(char *str_governor, unsigned int *policy,
int ret;
mutex_unlock(&cpufreq_governor_mutex);
- ret = request_module(name);
+ ret = request_module("%s", name);
mutex_lock(&cpufreq_governor_mutex);
if (ret == 0)
@@ -625,7 +625,7 @@ static ssize_t store_scaling_setspeed(struct cpufreq_policy *policy,
unsigned int freq = 0;
unsigned int ret;
- if (!policy->governor->store_setspeed)
+ if (!policy->governor || !policy->governor->store_setspeed)
return -EINVAL;
ret = sscanf(buf, "%u", &freq);
@@ -639,7 +639,7 @@ static ssize_t store_scaling_setspeed(struct cpufreq_policy *policy,
static ssize_t show_scaling_setspeed(struct cpufreq_policy *policy, char *buf)
{
- if (!policy->governor->show_setspeed)
+ if (!policy->governor || !policy->governor->show_setspeed)
return sprintf(buf, "<unsupported>\n");
return policy->governor->show_setspeed(policy, buf);
@@ -928,13 +928,13 @@ static int cpufreq_add_dev(struct sys_device *sys_dev)
policy->user_policy.policy = policy->policy;
policy->user_policy.governor = policy->governor;
- unlock_policy_rwsem_write(cpu);
-
if (ret) {
dprintk("setting policy failed\n");
goto err_out_unregister;
}
+ unlock_policy_rwsem_write(cpu);
+
kobject_uevent(&policy->kobj, KOBJ_ADD);
module_put(cpufreq_driver->owner);
dprintk("initialization complete\n");