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path: root/drivers/cpuidle/cpuidle.c
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Diffstat (limited to 'drivers/cpuidle/cpuidle.c')
-rw-r--r--drivers/cpuidle/cpuidle.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index 7f15b8514a18..b511ac39cc85 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -394,7 +394,6 @@ EXPORT_SYMBOL_GPL(cpuidle_disable_device);
394static int __cpuidle_register_device(struct cpuidle_device *dev) 394static int __cpuidle_register_device(struct cpuidle_device *dev)
395{ 395{
396 int ret; 396 int ret;
397 struct device *cpu_dev = get_cpu_device((unsigned long)dev->cpu);
398 struct cpuidle_driver *cpuidle_driver = cpuidle_get_driver(); 397 struct cpuidle_driver *cpuidle_driver = cpuidle_get_driver();
399 398
400 if (!try_module_get(cpuidle_driver->owner)) 399 if (!try_module_get(cpuidle_driver->owner))
@@ -404,7 +403,7 @@ static int __cpuidle_register_device(struct cpuidle_device *dev)
404 403
405 per_cpu(cpuidle_devices, dev->cpu) = dev; 404 per_cpu(cpuidle_devices, dev->cpu) = dev;
406 list_add(&dev->device_list, &cpuidle_detected_devices); 405 list_add(&dev->device_list, &cpuidle_detected_devices);
407 ret = cpuidle_add_sysfs(cpu_dev); 406 ret = cpuidle_add_sysfs(dev);
408 if (ret) 407 if (ret)
409 goto err_sysfs; 408 goto err_sysfs;
410 409
@@ -416,7 +415,7 @@ static int __cpuidle_register_device(struct cpuidle_device *dev)
416 return 0; 415 return 0;
417 416
418err_coupled: 417err_coupled:
419 cpuidle_remove_sysfs(cpu_dev); 418 cpuidle_remove_sysfs(dev);
420 wait_for_completion(&dev->kobj_unregister); 419 wait_for_completion(&dev->kobj_unregister);
421err_sysfs: 420err_sysfs:
422 list_del(&dev->device_list); 421 list_del(&dev->device_list);
@@ -460,7 +459,6 @@ EXPORT_SYMBOL_GPL(cpuidle_register_device);
460 */ 459 */
461void cpuidle_unregister_device(struct cpuidle_device *dev) 460void cpuidle_unregister_device(struct cpuidle_device *dev)
462{ 461{
463 struct device *cpu_dev = get_cpu_device((unsigned long)dev->cpu);
464 struct cpuidle_driver *cpuidle_driver = cpuidle_get_driver(); 462 struct cpuidle_driver *cpuidle_driver = cpuidle_get_driver();
465 463
466 if (dev->registered == 0) 464 if (dev->registered == 0)
@@ -470,7 +468,7 @@ void cpuidle_unregister_device(struct cpuidle_device *dev)
470 468
471 cpuidle_disable_device(dev); 469 cpuidle_disable_device(dev);
472 470
473 cpuidle_remove_sysfs(cpu_dev); 471 cpuidle_remove_sysfs(dev);
474 list_del(&dev->device_list); 472 list_del(&dev->device_list);
475 wait_for_completion(&dev->kobj_unregister); 473 wait_for_completion(&dev->kobj_unregister);
476 per_cpu(cpuidle_devices, dev->cpu) = NULL; 474 per_cpu(cpuidle_devices, dev->cpu) = NULL;