From patchwork Sat Sep 7 03:10:00 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Li Zetao X-Patchwork-Id: 13794933 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C59F4CE7B04 for ; Sat, 7 Sep 2024 03:03:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=XixykrKaQjbw9CM1jeABSN4Nim8d8mc4iFWktP8u7+8=; b=M12GbpaEUB8j5i 9I2s5Nw+ZvuXw3S8Vdf/NH1ZmbL7Q/Xit6kTSVRSPHI6A5CoptWNHAnqKjZDofTJMxBJcLIF+i2tv 4XCVKyhocxmBHv5Qw8RtBufKn52D+jkDD8a4OAdKVYBOgP9X8pNfRzXQgHleRgF/rLqDTkpkZ2+/x 9zLjXpiM1oJFaXyxqguB3E8HCaUreT3InCm1Ml15KZJKUWOhLUo1KklV3KCSNKECggwBVGMgHiq96 kagZnedFbIe7hMr08MDJDQGrybq0ZFZYX4TLwRDXYJcqVxqIeC7sC6P9fvgUo/0o+7keqa6d+pBG5 9muqhwTUJCj42mHBWxGQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1smljd-0000000EA8v-2Gml; Sat, 07 Sep 2024 03:03:37 +0000 Received: from szxga07-in.huawei.com ([45.249.212.35]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1smlhY-0000000E9UF-2hKR; Sat, 07 Sep 2024 03:01:30 +0000 Received: from mail.maildlp.com (unknown [172.19.88.234]) by szxga07-in.huawei.com (SkyGuard) with ESMTP id 4X0yXT3KPFz1S9f6; Sat, 7 Sep 2024 11:00:57 +0800 (CST) Received: from kwepemd500012.china.huawei.com (unknown [7.221.188.25]) by mail.maildlp.com (Postfix) with ESMTPS id CB8E91400CF; Sat, 7 Sep 2024 11:01:21 +0800 (CST) Received: from huawei.com (10.90.53.73) by kwepemd500012.china.huawei.com (7.221.188.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1258.34; Sat, 7 Sep 2024 11:01:20 +0800 From: Li Zetao To: , , , , , , , , , , , , , , , , , , , , , , , , , CC: , , , , , , Subject: [PATCH -next v2 2/2] media: siano: remove redundant null pointer checks in cec_devnode_init() Date: Sat, 7 Sep 2024 11:10:00 +0800 Message-ID: <20240907031009.3591057-3-lizetao1@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240907031009.3591057-1-lizetao1@huawei.com> References: <20240907031009.3591057-1-lizetao1@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To kwepemd500012.china.huawei.com (7.221.188.25) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240906_200128_966591_A729D703 X-CRM114-Status: UNSURE ( 7.80 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Since the debugfs_create_dir() never returns a null pointer, checking the return value for a null pointer is redundant, Remove this check since debugfs_create_file can handle IS_ERR pointers. Signed-off-by: Li Zetao --- v1 -> v2: Remove this check since debugfs_create_file can handle IS_ERR pointers. v1: https://lore.kernel.org/all/20240903143607.2004802-2-lizetao1@huawei.com/ drivers/media/common/siano/smsdvb-debugfs.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/media/common/siano/smsdvb-debugfs.c b/drivers/media/common/siano/smsdvb-debugfs.c index 73990e469df9..9db38ae4ecee 100644 --- a/drivers/media/common/siano/smsdvb-debugfs.c +++ b/drivers/media/common/siano/smsdvb-debugfs.c @@ -411,10 +411,6 @@ void smsdvb_debugfs_register(void) * subsystem. */ d = debugfs_create_dir("smsdvb", usb_debug_root); - if (IS_ERR_OR_NULL(d)) { - pr_err("Couldn't create sysfs node for smsdvb\n"); - return; - } smsdvb_debugfs_usb_root = d; }