diff options
Diffstat (limited to 'drivers/cpuidle')
| -rw-r--r-- | drivers/cpuidle/cpuidle.c | 2 | ||||
| -rw-r--r-- | drivers/cpuidle/driver.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c index 77304b6b8aef..f7cab5e9c4d6 100644 --- a/drivers/cpuidle/cpuidle.c +++ b/drivers/cpuidle/cpuidle.c @@ -268,7 +268,7 @@ int cpuidle_enable_device(struct cpuidle_device *dev) if (!drv || !cpuidle_curr_governor) return -EIO; if (!dev->state_count) - return -EINVAL; + dev->state_count = drv->state_count; if (dev->registered == 0) { ret = __cpuidle_register_device(dev); diff --git a/drivers/cpuidle/driver.c b/drivers/cpuidle/driver.c index 284d7af5a9c8..40cd3f3024df 100644 --- a/drivers/cpuidle/driver.c +++ b/drivers/cpuidle/driver.c @@ -47,7 +47,7 @@ static void __cpuidle_register_driver(struct cpuidle_driver *drv) */ int cpuidle_register_driver(struct cpuidle_driver *drv) { - if (!drv) + if (!drv || !drv->state_count) return -EINVAL; if (cpuidle_disabled()) |