diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index 3e3cd9d4e52c..9d1f1544d9d3 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -2705,8 +2705,9 @@ static int l2cap_parse_conf_req(struct sock *sk, void *data)
 		case L2CAP_MODE_ERTM:
 			pi->remote_tx_win = rfc.txwin_size;
 			pi->remote_max_tx = rfc.max_transmit;
-			if (rfc.max_pdu_size > pi->conn->mtu - 10)
-				rfc.max_pdu_size = le16_to_cpu(pi->conn->mtu - 10);
+
+			if (le16_to_cpu(rfc.max_pdu_size) > pi->conn->mtu - 10)
+				rfc.max_pdu_size = cpu_to_le16(pi->conn->mtu - 10);
 
 			pi->remote_mps = le16_to_cpu(rfc.max_pdu_size);
 
@@ -2723,8 +2724,8 @@ static int l2cap_parse_conf_req(struct sock *sk, void *data)
 			break;
 
 		case L2CAP_MODE_STREAMING:
-			if (rfc.max_pdu_size > pi->conn->mtu - 10)
-				rfc.max_pdu_size = le16_to_cpu(pi->conn->mtu - 10);
+			if (le16_to_cpu(rfc.max_pdu_size) > pi->conn->mtu - 10)
+				rfc.max_pdu_size = cpu_to_le16(pi->conn->mtu - 10);
 
 			pi->remote_mps = le16_to_cpu(rfc.max_pdu_size);