diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 866eb22432de..f8aab38ab595 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -3799,7 +3799,8 @@ int hci_register_dev(struct hci_dev *hdev)
 	hci_sock_dev_event(hdev, HCI_DEV_REG);
 	hci_dev_hold(hdev);
 
-	if (!test_bit(HCI_QUIRK_NO_SUSPEND_NOTIFIER, &hdev->quirks)) {
+	if (!hdev->suspend_notifier.notifier_call &&
+	    !test_bit(HCI_QUIRK_NO_SUSPEND_NOTIFIER, &hdev->quirks)) {
 		hdev->suspend_notifier.notifier_call = hci_suspend_notifier;
 		error = register_pm_notifier(&hdev->suspend_notifier);
 		if (error)