diff --git a/drivers/bluetooth/btmtk.c b/drivers/bluetooth/btmtk.c
index 115a11fcb254..bdc85147b97f 100644
--- a/drivers/bluetooth/btmtk.c
+++ b/drivers/bluetooth/btmtk.c
@@ -1101,12 +1101,8 @@ static int btmtk_isopkt_pad(struct hci_dev *hdev, struct sk_buff *skb)
 	if (skb->len > MTK_ISO_THRESHOLD)
 		return -EINVAL;
 
-	if (skb_pad(skb, MTK_ISO_THRESHOLD - skb->len))
-		return -ENOMEM;
-
-	__skb_put(skb, MTK_ISO_THRESHOLD - skb->len);
-
-	return 0;
+	/* On error, the skb is freed by hci_send_frame(). */
+	return __skb_put_padto(skb, MTK_ISO_THRESHOLD, false);
 }
 
 static int __set_mtk_intr_interface(struct hci_dev *hdev)