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: 13794953 Received: from szxga07-in.huawei.com (szxga07-in.huawei.com [45.249.212.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A75903BBCC; Sat, 7 Sep 2024 03:01:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.35 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725678092; cv=none; b=YDTsMZhDgxj+K/9IQ5ViI5oupH/i3AnvHT6YvV/hVfkzUAkwpVdhoGsyUuK4PXskYbKa/VsJotUL8QLE3uqGaOLhgNmT/lqLnzJOEKxhIf4E8rgBIx1VWBn17zsADJU1w1bHBQgT7oYM5MuPJ6BJ5xAFBQ0ykwBK9+Z+QhZuCms= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725678092; c=relaxed/simple; bh=9ndR7JYgXlK6gaL2DuxYVbZkag02HgoUfkhmww6ZP34=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=P/N+CDi1YTsQK6KSYxx4KbE0OQ/figqjIN2NLISU00Rw2adYrWvhWrN9Gc1fmwKbfnWmR75prloPQFZLbqZNkIzv7WfEY0Bgs/keugTxU8EeJ89zdBDbTu72pwZw6JKGSKbljQo9M6S/vVRQ97hQ+bj8gNHfccYaZQWAC2kFpuQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=45.249.212.35 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com 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> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: dggems701-chm.china.huawei.com (10.3.19.178) To kwepemd500012.china.huawei.com (7.221.188.25) 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; }