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 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 09649103E197 for ; Wed, 18 Mar 2026 15:25:23 +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:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=1REkN+npnQSzZ8cgg6bYlG71o84WmTgcL1fOARUoNQA=; b=NHWQ8VwwW516cK cUX8LX5sjAuPTy7YrHpFi5syAoT6TAkJZ3Yo4DlTk4mRXQVCu1izXmk9O0GRCbEoj8VuyydHPheND 0nEX80xDiwp/tmgbHjrMLZmj0mGNI/s4WVwuCM/+QN2t6PTe51cM2yDDkL70Y9gEVs3MgNqUWT6r4 ua6UuiXvqGMPKT3AmvISFwAUk7AJUlchCx2DIMcVqE43prQXzgywlbI0MdB3V7hO5vjSo1Xe5SzBm JVLMtBPg3yUdY2d7nkCv2cxbHj3CfyYsK7JBsU977aQ1je4abI+X1uAyei8vxIHrA+amQRlg9jTwd nucCQpwakQHHHUmUbRDw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1w2slu-00000008hGF-3EKh; Wed, 18 Mar 2026 15:25:22 +0000 Received: from smtprelay0010.hostedemail.com ([216.40.44.10] helo=relay.hostedemail.com) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vzxtE-00000009g5j-25P4; Tue, 10 Mar 2026 14:16:53 +0000 Received: from omf16.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay10.hostedemail.com (Postfix) with ESMTP id BF2B9C0E36; Tue, 10 Mar 2026 14:16:43 +0000 (UTC) Received: from [HIDDEN] (Authenticated sender: rostedt@goodmis.org) by omf16.hostedemail.com (Postfix) with ESMTPA id D3F9D2000E; Tue, 10 Mar 2026 14:14:32 +0000 (UTC) Date: Tue, 10 Mar 2026 10:14:42 -0400 From: Steven Rostedt To: Philipp Hahn Cc: amd-gfx@lists.freedesktop.org, apparmor@lists.ubuntu.com, bpf@vger.kernel.org, ceph-devel@vger.kernel.org, cocci@inria.fr, dm-devel@lists.linux.dev, dri-devel@lists.freedesktop.org, gfs2@lists.linux.dev, intel-gfx@lists.freedesktop.org, intel-wired-lan@lists.osuosl.org, iommu@lists.linux.dev, kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-block@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-cifs@vger.kernel.org, linux-clk@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-gpio@vger.kernel.org, linux-hyperv@vger.kernel.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, linux-leds@vger.kernel.org, linux-media@vger.kernel.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-modules@vger.kernel.org, linux-mtd@lists.infradead.org, linux-nfs@vger.kernel.org, linux-omap@vger.kernel.org, linux-phy@lists.infradead.org, linux-pm@vger.kernel.org, linux-rockchip@lists.infradead.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org, linux-sctp@vger.kernel.org, linux-security-module@vger.kernel.org, linux-sh@vger.kernel.org, linux-sound@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-trace-kernel@vger.kernel.org, linux-usb@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, ntfs3@lists.linux.dev, samba-technical@lists.samba.org, sched-ext@lists.linux.dev, target-devel@vger.kernel.org, tipc-discussion@lists.sourceforge.net, v9fs@lists.linux.dev, Julia Lawall , Nicolas Palix , Chris Mason , David Sterba , Ilya Dryomov , Alex Markuze , Viacheslav Dubeyko , Theodore Ts'o , Andreas Dilger , Steve French , Paulo Alcantara , Ronnie Sahlberg , Shyam Prasad N , Tom Talpey , Bharath SM , Eric Van Hensbergen , Latchesar Ionkov , Dominique Martinet , Christian Schoenebeck , Gao Xiang , Chao Yu , Yue Hu , Jeffle Xu , Sandeep Dhavale , Hongbo Li , Chunhai Guo , Miklos Szeredi , Konstantin Komarov , Andreas Gruenbacher , Kees Cook , Tony Luck , "Guilherme G. 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Peter Anvin" , Pali =?UTF-8?B?Um9ow6Fy?= , Dmitry Torokhov Subject: Re: [PATCH 00/61] treewide: Use IS_ERR_OR_NULL over manual NULL check - refactor Message-ID: <20260310101220.24a5c5e9@gandalf.local.home> In-Reply-To: <20260310-b4-is_err_or_null-v1-0-bd63b656022d@avm.de> References: <20260310-b4-is_err_or_null-v1-0-bd63b656022d@avm.de> X-Mailer: Claws Mail 3.20.0git84 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 X-Stat-Signature: t3hdewhrhasw7f3gorx5jroa8bfttu61 X-Rspamd-Server: rspamout02 X-Rspamd-Queue-Id: D3F9D2000E X-Session-Marker: 726F737465647440676F6F646D69732E6F7267 X-Session-ID: U2FsdGVkX1/9Mzn/qfZFEp1e7RgFq11s4n8TXcGF42g= X-HE-Tag: 1773152072-399195 X-HE-Meta: U2FsdGVkX1/sr455L+OeqDWIUsSflk6pOnirfnKU4P+1ptXPBptvvQtdgLpKUro5xpE5mwL9OSxc8De42fWUKW3UA0xDjLt8deOx7Rt+YD2zdLsgLNPt+GtW9t0OIk6HGza/DLYz3Vzwa6W2j9RFRkt0u8kU/4nSdzQFXg0XUCPq0O7Zih2HPR5kbJC2dqX8fgpgG6kXbyGWAJWC5H8NEAgNiaeFS1ibRza8HlDqKtmihYdG70k1ID4dNk90G/xB/tCbIhXs0SuHsvdkjj/J9rzzD7qFP/bRWTfcgm+WhH9Nv5Rz067I1rPqmO4dO7ez X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260310_071652_597151_5A85C364 X-CRM114-Status: GOOD ( 17.50 ) X-Mailman-Approved-At: Wed, 18 Mar 2026 08:25:18 -0700 X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org On Tue, 10 Mar 2026 12:48:26 +0100 Philipp Hahn wrote: > While doing some static code analysis I stumbled over a common pattern, > where IS_ERR() is combined with a NULL check. For that there is > IS_ERR_OR_NULL(). > > I've written a Coccinelle patch to find and patch those instances. > The patches follow grouped by subsystem. Honestly, the IS_ERR_OR_NULL() looks worse in a lot of the locations you updated. Just because we have IS_ERR_OR_NULL() doesn't mean we need to go and replace every location that can use it. NAK for any code this touches that I'm responsible for. -- Steve -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy