From: Jonghwan Choi <jhbird.choi@samsung.com>

"cpu_dev" should be checked instead of "dev".

Signed-off-by: Jonghwan Choi <jhbird.choi@samsung.com>
---
 drivers/cpuidle/cpuidle.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index 59f4261..7771810 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -294,7 +294,7 @@ static int __cpuidle_register_device(struct cpuidle_device *dev)
 	struct device *cpu_dev = get_cpu_device((unsigned long)dev->cpu);
 	struct cpuidle_driver *cpuidle_driver = cpuidle_get_driver();
 
-	if (!dev)
+	if (!cpu_dev)
 		return -EINVAL;
 	if (!try_module_get(cpuidle_driver->owner))
 		return -EINVAL;
-- 
1.7.1