diff options
Diffstat (limited to '')
-rw-r--r-- | drivers/cpuidle/driver.c | 2 |
1 files changed, 1 insertions, 1 deletions
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()) |