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authorPaul Mackerras <paulus@samba.org>2008-06-09 06:19:41 +0400
committerPaul Mackerras <paulus@samba.org>2008-06-09 06:19:41 +0400
commit8a3e1c670e503ddd6f6c373b307f38b783ee3a50 (patch)
tree03094e8425b750d2693a271ebc89b49312e5476a /drivers/cpufreq/cpufreq.c
parente026892c85571e12f11abffde5a90bcc704d663e (diff)
parent60d5019be8acef268f4676d229c490186d338fbc (diff)
downloadlinux-8a3e1c670e503ddd6f6c373b307f38b783ee3a50.tar.xz
Merge branch 'merge'
Conflicts: arch/powerpc/sysdev/fsl_soc.c
Diffstat (limited to 'drivers/cpufreq/cpufreq.c')
-rw-r--r--drivers/cpufreq/cpufreq.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 7fce038fa57e..4e07d1f43a43 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -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");