diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index 548b90be76854850bc4a0aec6863ca898fe1a941..2706be7ed3340fe41ad174d75dc27a9e010e4412 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -111,7 +111,8 @@ void cpuidle_use_deepest_state(bool enable)
 
 	preempt_disable();
 	dev = cpuidle_get_device();
-	dev->use_deepest_state = enable;
+	if (dev)
+		dev->use_deepest_state = enable;
 	preempt_enable();
 }