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-rw-r--r--drivers/cpuidle/cpuidle.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index 3e3e3e4d9581..4540672a2e1c 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -403,13 +403,18 @@ static int __cpuidle_register_device(struct cpuidle_device *dev)
403 403
404 per_cpu(cpuidle_devices, dev->cpu) = dev; 404 per_cpu(cpuidle_devices, dev->cpu) = dev;
405 list_add(&dev->device_list, &cpuidle_detected_devices); 405 list_add(&dev->device_list, &cpuidle_detected_devices);
406 if ((ret = cpuidle_add_sysfs(cpu_dev))) { 406 ret = cpuidle_add_sysfs(cpu_dev);
407 module_put(cpuidle_driver->owner); 407 if (ret)
408 return ret; 408 goto err_sysfs;
409 }
410 409
411 dev->registered = 1; 410 dev->registered = 1;
412 return 0; 411 return 0;
412
413err_sysfs:
414 list_del(&dev->device_list);
415 per_cpu(cpuidle_devices, dev->cpu) = NULL;
416 module_put(cpuidle_driver->owner);
417 return ret;
413} 418}
414 419
415/** 420/**