Loop for states is currently present on callers side and so is replicated at several places. It would be better to move that inside cpuidle_free_state_kobj() instead.
This patch does it.
Acked-by: Daniel Lezcano daniel.lezcano@linaro.org Signed-off-by: Viresh Kumar viresh.kumar@linaro.org --- drivers/cpuidle/sysfs.c | 23 ++++++++++++----------- 1 file changed, 12 insertions(+), 11 deletions(-)
diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c index e918b6d..ade31a9 100644 --- a/drivers/cpuidle/sysfs.c +++ b/drivers/cpuidle/sysfs.c @@ -378,12 +378,17 @@ static struct kobj_type ktype_state_cpuidle = { .release = cpuidle_state_sysfs_release, };
-static inline void cpuidle_free_state_kobj(struct cpuidle_device *device, int i) +static inline void cpuidle_free_state_kobj(struct cpuidle_device *device, + int count) { - kobject_put(&device->kobjs[i]->kobj); - wait_for_completion(&device->kobjs[i]->kobj_unregister); - kfree(device->kobjs[i]); - device->kobjs[i] = NULL; + int i; + + for (i = 0; i < count; i++) { + kobject_put(&device->kobjs[i]->kobj); + wait_for_completion(&device->kobjs[i]->kobj_unregister); + kfree(device->kobjs[i]); + device->kobjs[i] = NULL; + } }
/** @@ -419,8 +424,7 @@ static int cpuidle_add_state_sysfs(struct cpuidle_device *device) return 0;
error_state: - for (i = i - 1; i >= 0; i--) - cpuidle_free_state_kobj(device, i); + cpuidle_free_state_kobj(device, i); return ret; }
@@ -430,10 +434,7 @@ error_state: */ static void cpuidle_remove_state_sysfs(struct cpuidle_device *device) { - int i; - - for (i = 0; i < device->state_count; i++) - cpuidle_free_state_kobj(device, i); + cpuidle_free_state_kobj(device, device->state_count); }
#ifdef CONFIG_CPU_IDLE_MULTIPLE_DRIVERS