From patchwork Fri Mar 1 07:48:24 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roman Smirnov X-Patchwork-Id: 13578098 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 BF78469D11; Fri, 1 Mar 2024 07:49:03 +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=1709279347; cv=none; b=RNsD+YUYc1Dx/k/TS22GghMhkfKSrnjTJZ3NWREWb67B8Pq1PQ29vTbcqd5ykTsx6fFYA2ZB9b9so4W6uIWxhIBPLTtgK/aJLnmhthQ7D7dfSjkNvK2YTfOMVO1NzkYRgqeTCM+quJ1XhNM4WhhKWTRtGzKypk4OAB8vMdhF3FE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709279347; c=relaxed/simple; bh=V2rng/KDEPN7OaZoxlqZdAX9L9wicAGD3trWoJMgFDc=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=oOFtw8JY33TbOF/gyl8FpY2Hqjrwpoz1Pb2AhwtpOOZk5RB69fXIqZO/Mbg5QuoSbtILJ1ddh3A/QnAWg9dd5kNn8UgZbugl83FSG5pH7B+Nd9s/rKcm0NwTTJT+dQr+2NQzFWMKxns6q2KZHYzr/FFjYOeA2QIYadeRJkmEXt8= 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 r.smirnovsmtp.omp.ru (10.189.215.22) 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; Fri, 1 Mar 2024 10:48:48 +0300 From: Roman Smirnov To: Marcel Holtmann CC: Roman Smirnov , Johan Hedberg , Luiz Augusto von Dentz , Sergey Shtylyov , , , Subject: [PATCH 2/2] Bluetooth: mgmt: remove useless NULL check in add_ext_adv_params_complete() Date: Fri, 1 Mar 2024 07:48:24 +0000 Message-ID: <20240301074824.1259409-3-r.smirnov@omp.ru> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240301074824.1259409-1-r.smirnov@omp.ru> References: <20240301074824.1259409-1-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: 03/01/2024 07:24:14 X-KSE-AntiSpam-Status: KAS_STATUS_NOT_DETECTED X-KSE-AntiSpam-Method: none X-KSE-AntiSpam-Rate: 0 X-KSE-AntiSpam-Info: Lua profiles 183879 [Mar 01 2024] X-KSE-AntiSpam-Info: Version: 6.1.0.3 X-KSE-AntiSpam-Info: Envelope from: r.smirnov@omp.ru X-KSE-AntiSpam-Info: LuaCore: 7 0.3.7 6d6bf5bd8eea7373134f756a2fd73e9456bb7d1a X-KSE-AntiSpam-Info: {Tracking_from_domain_doesnt_match_to} X-KSE-AntiSpam-Info: omp.ru:7.1.1;d41d8cd98f00b204e9800998ecf8427e.com:7.1.1;r.smirnovsmtp.omp.ru:7.1.1;127.0.0.199:7.1.2 X-KSE-AntiSpam-Info: FromAlignment: s X-KSE-AntiSpam-Info: Rate: 0 X-KSE-AntiSpam-Info: Status: not_detected X-KSE-AntiSpam-Info: Method: none X-KSE-AntiSpam-Info: Auth:dkim=none X-KSE-Antiphishing-Info: Clean X-KSE-Antiphishing-ScanningType: Heuristic X-KSE-Antiphishing-Method: None X-KSE-Antiphishing-Bases: 03/01/2024 07:28:00 X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: Clean, bases: 3/1/2024 3:59:00 AM X-KSE-Attachment-Filter-Triggered-Rules: Clean X-KSE-Attachment-Filter-Triggered-Filters: Clean X-KSE-BulkMessagesFiltering-Scan-Result: InTheLimit Remove the cmd pointer NULL check in add_ext_adv_params_complete() because it occurs earlier in add_ext_adv_params(). This check is also unnecessary because the pointer is dereferenced just before it. Found by Linux Verification Center (linuxtesting.org) with Svace. Signed-off-by: Roman Smirnov Reviewed-by: Sergey Shtylyov --- net/bluetooth/mgmt.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index cd8c4e094c55..b48d2d974263 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -8826,8 +8826,7 @@ static void add_ext_adv_params_complete(struct hci_dev *hdev, void *data, } unlock: - if (cmd) - mgmt_pending_free(cmd); + mgmt_pending_free(cmd); hci_dev_unlock(hdev); }