From patchwork Wed Nov 29 08:18:25 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zijun Hu X-Patchwork-Id: 748631 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="LBpOhikD" Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 348A810F0 for ; Wed, 29 Nov 2023 00:18:40 -0800 (PST) Received: from pps.filterd (m0279872.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3AT3FmY3028475; Wed, 29 Nov 2023 08:18:37 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=qcppdkim1; bh=UdXxIm20CMp25OlGrffrUgJTYDUDbBe+vI4+30bSar8=; b=LBpOhikDszB7dB97wxU4nVRcD3txkYJ2ryWZkl5wX/SRadg8P66QJNeWdtkR2ndJf9qF e8heLqC9WuHSGQ5SM4LW+7JHwi1ClLDhGf0P8CI4x5h+AVKaU2PHyyP5oyrggT8HHluZ 6yzyioaFDIjvWjShGye9pfiwMS10hYgM8lI4tA5ipibzUHvrrAJGfg3m2ItaU4av7rn5 9VFm85ArOwHnCNTx8uDrIQHC64hZafpWk9GxG82cuwgwdbO2OCo98Cb/ot4cVzJBfr2N wkYvHBE1D9oDNAABbSfWg3kSW0195RKEux0fXweOKNeZNim+QpNxTEIfE6HfmV9dyDij HA== Received: from nasanppmta02.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3unnpesmrc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 29 Nov 2023 08:18:37 +0000 Received: from nasanex01a.na.qualcomm.com (nasanex01a.na.qualcomm.com [10.52.223.231]) by NASANPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3AT8Iano012648 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 29 Nov 2023 08:18:36 GMT Received: from zijuhu-gv.qualcomm.com (10.80.80.8) by nasanex01a.na.qualcomm.com (10.52.223.231) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Wed, 29 Nov 2023 00:18:34 -0800 From: Zijun Hu To: , , CC: , , Zijun Hu Subject: [PATCH v2 1/2] Bluetooth: hci_conn: Check non NULL before calling hdev->get_codec_config_data() Date: Wed, 29 Nov 2023 16:18:25 +0800 Message-ID: <1701245906-10660-2-git-send-email-quic_zijuhu@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1701245906-10660-1-git-send-email-quic_zijuhu@quicinc.com> References: <1699251565-28759-1-git-send-email-quic_zijuhu@quicinc.com> <1701245906-10660-1-git-send-email-quic_zijuhu@quicinc.com> Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01a.na.qualcomm.com (10.52.223.231) To nasanex01a.na.qualcomm.com (10.52.223.231) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: 4AQ6C3kY7R-vospzkHucJLUVeW94jWSX X-Proofpoint-ORIG-GUID: 4AQ6C3kY7R-vospzkHucJLUVeW94jWSX X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-11-29_04,2023-11-27_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 impostorscore=0 mlxscore=0 phishscore=0 mlxlogscore=999 priorityscore=1501 adultscore=0 clxscore=1015 bulkscore=0 malwarescore=0 suspectscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311060000 definitions=main-2311290060 Explicitly add non NULL checking before calling hdev->get_codec_config_data(). Signed-off-by: Zijun Hu --- net/bluetooth/hci_conn.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index a09071059214..21b59d674717 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -346,7 +346,7 @@ static int hci_enhanced_setup_sync(struct hci_dev *hdev, void *data) bt_dev_dbg(hdev, "hcon %p", conn); /* for offload use case, codec needs to configured before opening SCO */ - if (conn->codec.data_path) + if (conn->codec.data_path && hdev->get_codec_config_data) configure_datapath_sync(hdev, &conn->codec); conn->state = BT_CONNECT;