From patchwork Sun May 28 17:44:09 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pauli Virtanen X-Patchwork-Id: 686745 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BF96DC7EE29 for ; Sun, 28 May 2023 17:44:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229566AbjE1RoU (ORCPT ); Sun, 28 May 2023 13:44:20 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47890 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229484AbjE1RoT (ORCPT ); Sun, 28 May 2023 13:44:19 -0400 Received: from mout02.posteo.de (mout02.posteo.de [185.67.36.142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 39201A3 for ; Sun, 28 May 2023 10:44:18 -0700 (PDT) Received: from submission (posteo.de [185.67.36.169]) by mout02.posteo.de (Postfix) with ESMTPS id D7354240101 for ; Sun, 28 May 2023 19:44:16 +0200 (CEST) Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 4QTmHh3SbFz6tvv; Sun, 28 May 2023 19:44:16 +0200 (CEST) From: Pauli Virtanen To: linux-bluetooth@vger.kernel.org Cc: Pauli Virtanen Subject: [PATCH 1/6] Bluetooth: ISO: fix maximum number of CIS in Set CIG Parameters Date: Sun, 28 May 2023 17:44:09 +0000 Message-Id: <46eefccceb45556120a0d1fa95cf27c576e9649a.1685294131.git.pav@iki.fi> In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-bluetooth@vger.kernel.org The maximum CIS_Count is 0x1f (Core v5.3 Vol 4 Part E Sec 7.8.97). Fixes: 26afbd826ee3 ("Bluetooth: Add initial implementation of CIS connections") Signed-off-by: Pauli Virtanen --- net/bluetooth/hci_conn.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 1f906f8508bc..7b1a83ec50ae 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -788,7 +788,7 @@ struct iso_list_data { int count; struct { struct hci_cp_le_set_cig_params cp; - struct hci_cis_params cis[0x11]; + struct hci_cis_params cis[0x1f]; } pdu; }; @@ -1815,7 +1815,8 @@ static bool hci_le_set_cig_params(struct hci_conn *conn, struct bt_iso_qos *qos) } /* Reprogram all CIS(s) with the same CIG */ - for (data.cig = qos->ucast.cig, data.cis = 0x00; data.cis < 0x11; + for (data.cig = qos->ucast.cig, data.cis = 0x00; + data.cis < ARRAY_SIZE(data.pdu.cis); data.cis++) { data.count = 0;