From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 959B8C43331 for ; Tue, 12 Nov 2019 06:53:59 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 576AB206A5 for ; Tue, 12 Nov 2019 06:53:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="cgsHJlzC"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="tVTqjYY0" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 576AB206A5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=HSsBz1n4M4HicW3XRo82Ih7NcuuUotMhOMf372BNedQ=; b=cgsHJlzCqhFUsA 2ik4VF6/nNOpWEiH0K9RdiDSC6T6djOh7zRu5FljElAjwMdJJta3YRpg+8A+PsQjk3Lo4n7WzNVN6 CmLlpyaGPxdGHLdfuk0aQVFe76ks5blIjLxahvTbvSdc7iYvIHkBNccRErKoQ/0nRL2O5n8AznqXj OwUl6GfNufs8Tp3s+4lVZuGwd9lCAZVdX4JFqMR/u0+QFoTXgBC1oJb+iBs3dMy0pK278gIBiZefu z6tCUJ8BfdOtotQVkYdtREl5Sb16L9wF/bFgEE0OPa/6fqwtFTsMBuRp+FoPtwfQNx2KACD6XqZ9h pzAtbW0Dt0/IVv5QQPrg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1iUQ3e-0004BC-TI; Tue, 12 Nov 2019 06:53:46 +0000 Received: from mailgw02.mediatek.com ([216.200.240.185]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1iUQ2P-0002xH-2w; Tue, 12 Nov 2019 06:52:30 +0000 X-UUID: c1a194e6fbee4f33b11990e42cdc0aae-20191111 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=d8BFCFk1jWo76KszBymxQCa+dx51d98IKSWXcuFIpgA=; b=tVTqjYY0oyDh+277mNVItkS0IaGKvK/um7WCvmTZWwwYkLZTgfp2dlxk/J4DOOtcSRCuTtTCp13zAUn+DwlaQNuQHUBLZ5nZX6krk8cWUlQ3lhS8qVSx3uynmgXlJ3a2oofHWov7xfaR+ndbWMt/eRNzhZXodRKhKwnl1w/m/xc=; X-UUID: c1a194e6fbee4f33b11990e42cdc0aae-20191111 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw02.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 2147101652; Mon, 11 Nov 2019 22:52:26 -0800 Received: from mtkmbs08n1.mediatek.inc (172.21.101.55) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Mon, 11 Nov 2019 22:52:04 -0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 12 Nov 2019 14:52:02 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Tue, 12 Nov 2019 14:52:00 +0800 From: Chunfeng Yun To: Greg Kroah-Hartman , Felipe Balbi Subject: [PATCH v2 01/13] media: uvcvideo: drop error check of debugfs_create_dir() Date: Tue, 12 Nov 2019 14:51:47 +0800 Message-ID: <1573541519-28488-1-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191111_225229_147633_87475DFE X-CRM114-Status: GOOD ( 12.98 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Chen , Alexandre Belloni , "Gustavo A. R. Silva" , Yangtao Li , linux-kernel@vger.kernel.org, Minas Harutyunyan , Laurent Pinchart , Fabio Estevam , Florian Fainelli , Robert Jarzmik , Kevin Cernekee , Ludovic Desroches , bcm-kernel-feedback-list@broadcom.com, NXP Linux Team , Chunfeng Yun , Cristian Birsan , linux-media@vger.kernel.org, Fabrizio Castro , Sascha Hauer , Haojian Zhuang , Stephen Boyd , linux-mediatek@lists.infradead.org, Matthias Brugger , Mauro Carvalho Chehab , Bin Liu , linux-arm-kernel@lists.infradead.org, Biju Das , Yoshihiro Shimoda , linux-usb@vger.kernel.org, Nicolas Ferre , Pengutronix Kernel Team , Colin Ian King , Shawn Guo , Daniel Mack Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org No need check the return value of debugfs_create_dir() Signed-off-by: Chunfeng Yun --- v2: 1. abandon new API usb_debugfs_create_dir(), and drop error check --- drivers/media/usb/uvc/uvc_debugfs.c | 10 +--------- 1 file changed, 1 insertion(+), 9 deletions(-) diff --git a/drivers/media/usb/uvc/uvc_debugfs.c b/drivers/media/usb/uvc/uvc_debugfs.c index d2b109959d82..2b8af4b54117 100644 --- a/drivers/media/usb/uvc/uvc_debugfs.c +++ b/drivers/media/usb/uvc/uvc_debugfs.c @@ -108,15 +108,7 @@ void uvc_debugfs_cleanup_stream(struct uvc_streaming *stream) void uvc_debugfs_init(void) { - struct dentry *dir; - - dir = debugfs_create_dir("uvcvideo", usb_debug_root); - if (IS_ERR_OR_NULL(dir)) { - uvc_printk(KERN_INFO, "Unable to create debugfs directory\n"); - return; - } - - uvc_debugfs_root_dir = dir; + uvc_debugfs_root_dir = debugfs_create_dir("uvcvideo", usb_debug_root); } void uvc_debugfs_cleanup(void) -- 2.23.0 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek