diff --git a/drivers/bluetooth/hci_h4.c b/drivers/bluetooth/hci_h4.c
index 4e328d7d47bb..3b82a87224a9 100644
--- a/drivers/bluetooth/hci_h4.c
+++ b/drivers/bluetooth/hci_h4.c
@@ -172,7 +172,7 @@ struct sk_buff *h4_recv_buf(struct hci_dev *hdev, struct sk_buff *skb,
 			    const struct h4_recv_pkt *pkts, int pkts_count)
 {
 	struct hci_uart *hu = hci_get_drvdata(hdev);
-	u8 alignment = hu->alignment;
+	u8 alignment = hu->alignment ? hu->alignment : 1;
 
 	while (count) {
 		int i, len;