[CPUFREQ] check return value of sysfs_create_file
Eliminate build warning (sysfs_create_file return value must be checked)
Signed-off-by: Thomas Renninger <trenn@suse.de>
Signed-off-by: Dave Jones <davej@redhat.com>
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index eb37fba..0521427 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -826,13 +826,18 @@
/* set up files for this cpu device */
drv_attr = cpufreq_driver->attr;
while ((drv_attr) && (*drv_attr)) {
- sysfs_create_file(&policy->kobj, &((*drv_attr)->attr));
+ if (sysfs_create_file(&policy->kobj, &((*drv_attr)->attr)))
+ goto err_out_driver_exit;
drv_attr++;
}
- if (cpufreq_driver->get)
- sysfs_create_file(&policy->kobj, &cpuinfo_cur_freq.attr);
- if (cpufreq_driver->target)
- sysfs_create_file(&policy->kobj, &scaling_cur_freq.attr);
+ if (cpufreq_driver->get){
+ if (sysfs_create_file(&policy->kobj, &cpuinfo_cur_freq.attr))
+ goto err_out_driver_exit;
+ }
+ if (cpufreq_driver->target){
+ if (sysfs_create_file(&policy->kobj, &scaling_cur_freq.attr))
+ goto err_out_driver_exit;
+ }
spin_lock_irqsave(&cpufreq_driver_lock, flags);
for_each_cpu_mask(j, policy->cpus) {