dev->state_count is now always equal to drv->state_count so
it can be removed.

Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnier...@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.p...@samsung.com>
---
 drivers/cpuidle/cpuidle.c | 3 ---
 drivers/cpuidle/sysfs.c   | 5 +++--
 include/linux/cpuidle.h   | 1 -
 3 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index a55e68f..e3d2052 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -252,9 +252,6 @@ int cpuidle_enable_device(struct cpuidle_device *dev)
        if (!dev->registered)
                return -EINVAL;
 
-       if (!dev->state_count)
-               dev->state_count = drv->state_count;
-
        ret = cpuidle_add_device_sysfs(dev);
        if (ret)
                return ret;
diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c
index e918b6d..dcaae4c 100644
--- a/drivers/cpuidle/sysfs.c
+++ b/drivers/cpuidle/sysfs.c
@@ -398,7 +398,7 @@ static int cpuidle_add_state_sysfs(struct cpuidle_device 
*device)
        struct cpuidle_driver *drv = cpuidle_get_cpu_driver(device);
 
        /* state statistics */
-       for (i = 0; i < device->state_count; i++) {
+       for (i = 0; i < drv->state_count; i++) {
                kobj = kzalloc(sizeof(struct cpuidle_state_kobj), GFP_KERNEL);
                if (!kobj)
                        goto error_state;
@@ -430,9 +430,10 @@ error_state:
  */
 static void cpuidle_remove_state_sysfs(struct cpuidle_device *device)
 {
+       struct cpuidle_driver *drv = cpuidle_get_cpu_driver(device);
        int i;
 
-       for (i = 0; i < device->state_count; i++)
+       for (i = 0; i < drv->state_count; i++)
                cpuidle_free_state_kobj(device, i);
 }
 
diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h
index 50fcbb0..d133817 100644
--- a/include/linux/cpuidle.h
+++ b/include/linux/cpuidle.h
@@ -69,7 +69,6 @@ struct cpuidle_device {
        unsigned int            cpu;
 
        int                     last_residency;
-       int                     state_count;
        struct cpuidle_state_usage      states_usage[CPUIDLE_STATE_MAX];
        struct cpuidle_state_kobj *kobjs[CPUIDLE_STATE_MAX];
        struct cpuidle_driver_kobj *kobj_driver;
-- 
1.8.2.3

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