Fix the error handling in __cpuidle_register_device to include
the missing list_del. Move it to a label, which will simplify
the error handling when coupled states are added.
Signed-off-by: Colin Cross <ccross@xxxxxxxxxxx>
---
drivers/cpuidle/cpuidle.c | 13 +++++++++----
1 files changed, 9 insertions(+), 4 deletions(-)
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index 1486b3c..ea00a16 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -318,13 +318,18 @@ static int __cpuidle_register_device(struct cpuidle_device *dev)
per_cpu(cpuidle_devices, dev->cpu) = dev;
list_add(&dev->device_list, &cpuidle_detected_devices);
- if ((ret = cpuidle_add_sysfs(sys_dev))) {
- module_put(cpuidle_driver->owner);
- return ret;
- }
+ ret = cpuidle_add_sysfs(sys_dev);
+ if (ret)
+ goto err_sysfs;
dev->registered = 1;
return 0;
+
+err_sysfs:
+ module_put(cpuidle_driver->owner);
+ list_del(&dev->device_list);
+ per_cpu(cpuidle_devices, dev->cpu) = NULL;
+ return ret;
}
/**
--
1.7.4.1
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