cpuidle: make __cpuidle_driver_init() return void

The only value returned by __cpuidle_driver_init() is 0, so it
very well may be a void function.

[rjw: Changelog]
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

1 files changed, 2 insertions, 8 deletions

diff --git a/drivers/cpuidle/driver.c b/drivers/cpuidle/driver.c
index ced1df6844eb..d97d072a461c 100644
--- a/drivers/cpuidle/driver.c
+++ b/drivers/cpuidle/driver.c
@@ -149,10 +149,8 @@ static void cpuidle_setup_broadcast_timer(void *arg)
 /**
  * __cpuidle_driver_init - initialize the driver's internal data
  * @drv: a valid pointer to a struct cpuidle_driver
- *
- * Returns 0 on success, a negative error code otherwise.
  */
-static int __cpuidle_driver_init(struct cpuidle_driver *drv)
+static void __cpuidle_driver_init(struct cpuidle_driver *drv)
 {
         int i;
 
@@ -179,8 +177,6 @@ static int __cpuidle_driver_init(struct cpuidle_driver *drv)
                 drv->bctimer = 1;
                 break;
         }
-
-        return 0;
 }
 
 /**
@@ -206,9 +202,7 @@ static int __cpuidle_register_driver(struct cpuidle_driver *drv)
         if (cpuidle_disabled())
                 return -ENODEV;
 
-        ret = __cpuidle_driver_init(drv);
-        if (ret)
-                return ret;
+        __cpuidle_driver_init(drv);
 
         ret = __cpuidle_set_driver(drv);
         if (ret)