From patchwork Tue Aug 22 11:18:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 94217 Received: from vger.kernel.org ([23.128.96.18]) by www.linuxtv.org with esmtp (Exim 4.92) (envelope-from ) id 1qYPPX-005hDR-9J; Tue, 22 Aug 2023 11:18:59 +0000 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233448AbjHVLS6 (ORCPT + 1 other); Tue, 22 Aug 2023 07:18:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43960 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229777AbjHVLS6 (ORCPT ); Tue, 22 Aug 2023 07:18:58 -0400 Received: from szxga03-in.huawei.com (szxga03-in.huawei.com [45.249.212.189]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 895691BE for ; Tue, 22 Aug 2023 04:18:56 -0700 (PDT) Received: from kwepemi500008.china.huawei.com (unknown [172.30.72.53]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4RVRbp3McLzLpJq; Tue, 22 Aug 2023 19:15:50 +0800 (CST) Received: from huawei.com (10.90.53.73) by kwepemi500008.china.huawei.com (7.221.188.139) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Tue, 22 Aug 2023 19:18:54 +0800 From: Jinjie Ruan To: , , CC: Subject: [PATCH -next v2 0/2] media: cx231xx: Add two macros and switch to use kmemdup() helper Date: Tue, 22 Aug 2023 19:18:30 +0800 Message-ID: <20230822111832.822367-1-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To kwepemi500008.china.huawei.com (7.221.188.139) X-CFilter-Loop: Reflected X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-LSpam-Score: -2.4 (--) X-LSpam-Report: No, score=-2.4 required=5.0 tests=BAYES_00=-1.9,HEADER_FROM_DIFFERENT_DOMAINS=0.5,MAILING_LIST_MULTI=-1 autolearn=ham autolearn_force=no As Andrzej suggested, add BUF_SIZE and TIMEOUT_MS macros to replace the magic constant 4096 and 2000. On the other hand, use kmemdup() helper instead of open-coding to simplify the code. Jinjie Ruan (2): media: cx231xx: Add BUF_SIZE and TIMEOUT_MS macros media: cx231xx: Switch to use kmemdup() helper drivers/media/usb/cx231xx/cx231xx-core.c | 7 +++---- drivers/media/usb/cx231xx/cx231xx.h | 3 +++ 2 files changed, 6 insertions(+), 4 deletions(-)