diff --git a/drivers/firmware/psci_checker.c b/drivers/firmware/psci_checker.c
index 6523ce9628659755fb6e6e0640e155cf02de31b2..56cf825ed7799c26d6d5086703cc0c67f43a2442 100644
--- a/drivers/firmware/psci_checker.c
+++ b/drivers/firmware/psci_checker.c
@@ -340,6 +340,7 @@ static int suspend_test_thread(void *arg)
 	 * later.
 	 */
 	del_timer(&wakeup_timer);
+	destroy_timer_on_stack(&wakeup_timer);
 
 	if (atomic_dec_return_relaxed(&nb_active_threads) == 0)
 		complete(&suspend_threads_done);