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hwmon: (pkgtemp) align driver initialization style with coretemp 

pkgtemp is derived from coretemp, so some reasonable
logics should be applied onto pkgtemp, too. Such as
the init logic here.

Signed-off-by: Chen Gong <gong.chen@linux.intel.com>
Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
This commit is contained in:
Chen Gong 2010-10-08 05:53:35 +00:00 committed by Guenter Roeck
parent e5f5c99a39
commit fd53d08465
1 changed files with 8 additions and 14 deletions
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22
drivers/hwmon/pkgtemp.c
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@ -34,6 +34,7 @@
#include <linux/cpu.h>
#include <asm/msr.h>
#include <asm/processor.h>
#include <asm/smp.h>
#define DRVNAME "pkgtemp"
@ -391,7 +392,6 @@ static struct notifier_block pkgtemp_cpu_notifier __refdata = {
static int __init pkgtemp_init(void)
{
int i, err = -ENODEV;
struct pdev_entry *p, *n;
/* quick check if we run Intel */
if (cpu_data(0).x86_vendor != X86_VENDOR_INTEL)
@ -401,31 +401,25 @@ static int __init pkgtemp_init(void)
if (err)
goto exit;
for_each_online_cpu(i) {
err = pkgtemp_device_add(i);
if (err)
goto exit_devices_unreg;
}
for_each_online_cpu(i)
pkgtemp_device_add(i);
#ifndef CONFIG_HOTPLUG_CPU
if (list_empty(&pdev_list)) {
err = -ENODEV;
goto exit_driver_unreg;
}
#endif
#ifdef CONFIG_HOTPLUG_CPU
register_hotcpu_notifier(&pkgtemp_cpu_notifier);
#endif
return 0;
exit_devices_unreg:
mutex_lock(&pdev_list_mutex);
list_for_each_entry_safe(p, n, &pdev_list, list) {
platform_device_unregister(p->pdev);
list_del(&p->list);
kfree(p);
}
mutex_unlock(&pdev_list_mutex);
#ifndef CONFIG_HOTPLUG_CPU
exit_driver_unreg:
platform_driver_unregister(&pkgtemp_driver);
#endif
exit:
return err;
}