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Wed, 30 Aug 2023 15:39:24 +0000 From: Iulia Tanasescu To: linux-bluetooth@vger.kernel.org Cc: claudia.rosu@nxp.com, mihai-octavian.urzica@nxp.com, silviu.barbulescu@nxp.com, vlad.pruteanu@nxp.com, andrei.istodorescu@nxp.com, Iulia Tanasescu Subject: [PATCH 1/1] Bluetooth: ISO: Fix master BIS cleanup Date: Wed, 30 Aug 2023 18:38:40 +0300 Message-Id: <20230830153840.518868-2-iulia.tanasescu@nxp.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230830153840.518868-1-iulia.tanasescu@nxp.com> References: <20230830153840.518868-1-iulia.tanasescu@nxp.com> X-ClientProxiedBy: AM0PR10CA0091.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:208:15::44) To AS8PR04MB8898.eurprd04.prod.outlook.com (2603:10a6:20b:42d::15) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: AS8PR04MB8898:EE_|PR3PR04MB7481:EE_ X-MS-Office365-Filtering-Correlation-Id: 4778661e-78c4-48a0-2c26-08dba96f4979 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AS8PR04MB8898.eurprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230031)(396003)(39860400002)(346002)(366004)(136003)(376002)(186009)(1800799009)(451199024)(6486002)(6666004)(6506007)(6512007)(36756003)(86362001)(38100700002)(38350700002)(1076003)(2616005)(26005)(2906002)(52116002)(83380400001)(478600001)(8676002)(66946007)(66556008)(4326008)(8936002)(44832011)(41300700001)(5660300002)(66476007)(316002)(6916009);DIR:OUT;SFP:1101; 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A master BIS should only be terminated by disabling periodic and extended advertising, and terminatings the BIG. Signed-off-by: Iulia Tanasescu --- include/net/bluetooth/hci_sync.h | 2 ++ net/bluetooth/hci_conn.c | 1 + net/bluetooth/hci_sync.c | 29 ++++++++++++++--------------- 3 files changed, 17 insertions(+), 15 deletions(-) diff --git a/include/net/bluetooth/hci_sync.h b/include/net/bluetooth/hci_sync.h index 57eeb07aeb25..6efbc2152146 100644 --- a/include/net/bluetooth/hci_sync.h +++ b/include/net/bluetooth/hci_sync.h @@ -80,6 +80,8 @@ int hci_start_per_adv_sync(struct hci_dev *hdev, u8 instance, u8 data_len, u8 *data, u32 flags, u16 min_interval, u16 max_interval, u16 sync_interval); +int hci_disable_per_advertising_sync(struct hci_dev *hdev, u8 instance); + int hci_remove_advertising_sync(struct hci_dev *hdev, struct sock *sk, u8 instance, bool force); int hci_disable_advertising_sync(struct hci_dev *hdev); diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 9d5057cef30a..9d4f63f14ce6 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -759,6 +759,7 @@ static int terminate_big_sync(struct hci_dev *hdev, void *data) bt_dev_dbg(hdev, "big 0x%2.2x bis 0x%2.2x", d->big, d->bis); + hci_disable_per_advertising_sync(hdev, d->bis); hci_remove_ext_adv_instance_sync(hdev, d->bis, NULL); /* Only terminate BIG if it has been created */ diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c index 9b93653c6197..f7da02393b3c 100644 --- a/net/bluetooth/hci_sync.c +++ b/net/bluetooth/hci_sync.c @@ -1317,7 +1317,7 @@ int hci_start_ext_adv_sync(struct hci_dev *hdev, u8 instance) return hci_enable_ext_advertising_sync(hdev, instance); } -static int hci_disable_per_advertising_sync(struct hci_dev *hdev, u8 instance) +int hci_disable_per_advertising_sync(struct hci_dev *hdev, u8 instance) { struct hci_cp_le_set_per_adv_enable cp; struct adv_info *adv = NULL; @@ -5378,6 +5378,12 @@ int hci_abort_conn_sync(struct hci_dev *hdev, struct hci_conn *conn, u8 reason) switch (conn->state) { case BT_CONNECTED: case BT_CONFIG: + if (test_bit(HCI_CONN_BIG_CREATED, &conn->flags)) { + /* This is a BIS connection, hci_conn_del will + * do the necessary cleanup. + */ + goto conn_del; + } err = hci_disconnect_sync(hdev, conn, reason); break; case BT_CONNECT: @@ -5387,26 +5393,19 @@ int hci_abort_conn_sync(struct hci_dev *hdev, struct hci_conn *conn, u8 reason) err = hci_reject_conn_sync(hdev, conn, reason); break; case BT_OPEN: - hci_dev_lock(hdev); + case BT_BOUND: + if (test_bit(HCI_CONN_PA_SYNC, &conn->flags) || + test_bit(HCI_CONN_BIG_SYNC, &conn->flags)) + goto conn_del; - /* Cleanup bis or pa sync connections */ - if (test_and_clear_bit(HCI_CONN_BIG_SYNC_FAILED, &conn->flags) || - test_and_clear_bit(HCI_CONN_PA_SYNC_FAILED, &conn->flags)) { - hci_conn_failed(conn, reason); - } else if (test_bit(HCI_CONN_PA_SYNC, &conn->flags) || - test_bit(HCI_CONN_BIG_SYNC, &conn->flags)) { - conn->state = BT_CLOSED; - hci_disconn_cfm(conn, reason); - hci_conn_del(conn); - } + test_and_clear_bit(HCI_CONN_BIG_SYNC_FAILED, &conn->flags); + test_and_clear_bit(HCI_CONN_PA_SYNC_FAILED, &conn->flags); - hci_dev_unlock(hdev); - return 0; - case BT_BOUND: hci_dev_lock(hdev); hci_conn_failed(conn, reason); hci_dev_unlock(hdev); return 0; +conn_del: default: hci_dev_lock(hdev); conn->state = BT_CLOSED;