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path: root/drivers/cpuidle/driver.c
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Diffstat (limited to 'drivers/cpuidle/driver.c')
-rw-r--r--drivers/cpuidle/driver.c10
1 files changed, 1 insertions, 9 deletions
diff --git a/drivers/cpuidle/driver.c b/drivers/cpuidle/driver.c
index 39ba8e181e96..3e5907569233 100644
--- a/drivers/cpuidle/driver.c
+++ b/drivers/cpuidle/driver.c
@@ -85,17 +85,9 @@ EXPORT_SYMBOL_GPL(cpuidle_get_driver);
*/
void cpuidle_unregister_driver(struct cpuidle_driver *drv)
{
- if (drv != cpuidle_curr_driver) {
- WARN(1, "invalid cpuidle_unregister_driver(%s)\n",
- drv->name);
- return;
- }
-
spin_lock(&cpuidle_driver_lock);
-
- if (!WARN_ON(drv->refcnt > 0))
+ if (drv == cpuidle_curr_driver && !WARN_ON(drv->refcnt > 0))
cpuidle_curr_driver = NULL;
-
spin_unlock(&cpuidle_driver_lock);
}
EXPORT_SYMBOL_GPL(cpuidle_unregister_driver);