From patchwork Wed Jul 10 11:31:45 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roman Smirnov X-Patchwork-Id: 811904 Received: from mx01.omp.ru (mx01.omp.ru [90.154.21.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E43617D412 for ; Wed, 10 Jul 2024 11:32:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=90.154.21.10 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720611158; cv=none; b=nv1jrPGBKT5QjnQmYQz2t/qoATBxuMJlZOQLMuC+LaQ4bgPNV+qtW0x4dQdsVBjrmd63Fg6hVOD7CK1EA0PrgzuMpu5Vums4kre0nqz0VDZDW9zp+EKdvmbNtTfxgRZhHz74F7AnpwCBxxIckRbYWld/X7YktbqYDK6+0n1H8UA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720611158; c=relaxed/simple; bh=xDhD6rhNbfYh49WZqioIipK1sKM6rRbpT3dbvss9wTc=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Sl5AYugUwjD/1VmEIe4ipuO/sWa9C8tpIZZqM7Z7I5DxHUtphkdkoy+ryjncZh3yO7UW/sxKUn9NgrcAk0dRRVf88OSZXe9rpw4r8rY7OH6A/jtBaJsY1gWfMHSJ9uYKJk8h1GDJObcjvkSTC6Y0Tq7tsD7DWirBYUYMXnpi0CI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=omp.ru; spf=pass smtp.mailfrom=omp.ru; arc=none smtp.client-ip=90.154.21.10 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=omp.ru Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=omp.ru Received: from localhost.localdomain (178.205.55.202) by msexch01.omp.ru (10.188.4.12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.1258.12; Wed, 10 Jul 2024 14:32:20 +0300 From: Roman Smirnov To: CC: Roman Smirnov Subject: [PATCH BlueZ v2 resend 2/6] shared/vcp: add NULL checks to foreach_aics_service() Date: Wed, 10 Jul 2024 14:31:45 +0300 Message-ID: <20240710113151.49296-3-r.smirnov@omp.ru> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240710113151.49296-1-r.smirnov@omp.ru> References: <20240710113151.49296-1-r.smirnov@omp.ru> Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: msexch01.omp.ru (10.188.4.12) To msexch01.omp.ru (10.188.4.12) X-KSE-ServerInfo: msexch01.omp.ru, 9 X-KSE-AntiSpam-Interceptor-Info: scan successful X-KSE-AntiSpam-Version: 6.1.0, Database issued on: 07/10/2024 11:06:53 X-KSE-AntiSpam-Status: KAS_STATUS_NOT_DETECTED X-KSE-AntiSpam-Method: none X-KSE-AntiSpam-Rate: 0 X-KSE-AntiSpam-Info: Lua profiles 186423 [Jul 10 2024] X-KSE-AntiSpam-Info: Version: 6.1.0.4 X-KSE-AntiSpam-Info: Envelope from: r.smirnov@omp.ru X-KSE-AntiSpam-Info: LuaCore: 24 0.3.24 186c4d603b899ccfd4883d230c53f273b80e467f X-KSE-AntiSpam-Info: {rep_avail} X-KSE-AntiSpam-Info: {Tracking_from_domain_doesnt_match_to} X-KSE-AntiSpam-Info: d41d8cd98f00b204e9800998ecf8427e.com:7.1.1; 127.0.0.199:7.1.2; omp.ru:7.1.1 X-KSE-AntiSpam-Info: ApMailHostAddress: 178.205.55.202 X-KSE-AntiSpam-Info: Rate: 0 X-KSE-AntiSpam-Info: Status: not_detected X-KSE-AntiSpam-Info: Method: none X-KSE-AntiSpam-Info: Auth:dmarc=temperror header.from=omp.ru;spf=temperror smtp.mailfrom=omp.ru;dkim=none X-KSE-Antiphishing-Info: Clean X-KSE-Antiphishing-ScanningType: Heuristic X-KSE-Antiphishing-Method: None X-KSE-Antiphishing-Bases: 07/10/2024 11:10:00 X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: Clean, bases: 7/10/2024 9:01:00 AM X-KSE-Attachment-Filter-Triggered-Rules: Clean X-KSE-Attachment-Filter-Triggered-Filters: Clean X-KSE-BulkMessagesFiltering-Scan-Result: InTheLimit Make foreach_aics_service() safe for passing NULL pointers. Found with the SVACE static analysis tool. --- src/shared/vcp.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/shared/vcp.c b/src/shared/vcp.c index 602d46dc1..43ef1d186 100644 --- a/src/shared/vcp.c +++ b/src/shared/vcp.c @@ -2729,6 +2729,9 @@ static void foreach_aics_service(struct gatt_db_attribute *attr, struct bt_vcp *vcp = user_data; struct bt_aics *aics = vcp_get_aics(vcp); + if (!aics || !attr) + return; + aics->service = attr; gatt_db_service_set_claimed(attr, true);