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authorJan Beulich <JBeulich@novell.com>2010-12-06 11:48:35 -0500
committerGuenter Roeck <guenter.roeck@ericsson.com>2011-01-08 10:55:48 -0800
commitae9e0ce73e9fc55a620e0b3bd4a154330a7e64cc (patch)
tree8a555118c540454744b4c1ab652b75eca04fd8a9 /drivers/hwmon
parent0f1deb4b820cfacf22492abd7b17e891dafc51ae (diff)
hwmon: (via-cputemp) sync hotplug handling with coretemp/pkgtemp
Signed-off-by: Jan Beulich <jbeulich@novell.com> Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
Diffstat (limited to 'drivers/hwmon')
-rw-r--r--drivers/hwmon/via-cputemp.c25
1 files changed, 11 insertions, 14 deletions
diff --git a/drivers/hwmon/via-cputemp.c b/drivers/hwmon/via-cputemp.c
index 45b08c78b53..0d18de424c6 100644
--- a/drivers/hwmon/via-cputemp.c
+++ b/drivers/hwmon/via-cputemp.c
@@ -238,13 +238,16 @@ exit:
static void __cpuinit via_cputemp_device_remove(unsigned int cpu)
{
- struct pdev_entry *p, *n;
+ struct pdev_entry *p;
+
mutex_lock(&pdev_list_mutex);
- list_for_each_entry_safe(p, n, &pdev_list, list) {
+ list_for_each_entry(p, &pdev_list, list) {
if (p->cpu == cpu) {
platform_device_unregister(p->pdev);
list_del(&p->list);
+ mutex_unlock(&pdev_list_mutex);
kfree(p);
+ return;
}
}
mutex_unlock(&pdev_list_mutex);
@@ -274,7 +277,6 @@ static struct notifier_block via_cputemp_cpu_notifier __refdata = {
static int __init via_cputemp_init(void)
{
int i, err;
- struct pdev_entry *p, *n;
if (cpu_data(0).x86_vendor != X86_VENDOR_CENTAUR) {
printk(KERN_DEBUG DRVNAME ": Not a VIA CPU\n");
@@ -300,28 +302,23 @@ static int __init via_cputemp_init(void)
continue;
}
- err = via_cputemp_device_add(i);
- if (err)
- goto exit_devices_unreg;
+ via_cputemp_device_add(i);
}
+
+#ifndef CONFIG_HOTPLUG_CPU
if (list_empty(&pdev_list)) {
err = -ENODEV;
goto exit_driver_unreg;
}
+#endif
register_hotcpu_notifier(&via_cputemp_cpu_notifier);
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(&via_cputemp_driver);
+#endif
exit:
return err;
}