diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c
index 29decd7..86ae4b9 100644
--- a/net/bluetooth/hci_request.c
+++ b/net/bluetooth/hci_request.c
@@ -1799,8 +1799,6 @@ int __hci_req_setup_ext_adv_instance(struct hci_request *req, u8 instance)
 	int err;
 	struct adv_info *adv_instance;
 	bool secondary_adv;
-	/* In ext adv set param interval is 3 octets */
-	const u8 adv_interval[3] = { 0x00, 0x08, 0x00 };
 
 	if (instance > 0) {
 		adv_instance = hci_find_adv_instance(hdev, instance);
@@ -1833,8 +1831,9 @@ int __hci_req_setup_ext_adv_instance(struct hci_request *req, u8 instance)
 
 	memset(&cp, 0, sizeof(cp));
 
-	memcpy(cp.min_interval, adv_interval, sizeof(cp.min_interval));
-	memcpy(cp.max_interval, adv_interval, sizeof(cp.max_interval));
+	/* In ext adv set param interval is 3 octets */
+	hci_cpu_to_le24(hdev->le_adv_min_interval, cp.min_interval);
+	hci_cpu_to_le24(hdev->le_adv_max_interval, cp.max_interval);
 
 	secondary_adv = (flags & MGMT_ADV_FLAG_SEC_MASK);