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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 17565FD064F for ; Wed, 11 Mar 2026 08:05:50 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 587C410E81A; Wed, 11 Mar 2026 08:05:38 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=avm.de header.i=@avm.de header.b="J3wSWYAg"; dkim-atps=neutral Received: from mail.avm.de (mail.avm.de [212.42.244.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9D69E10E267; Tue, 10 Mar 2026 12:05:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=avm.de; s=mail; t=1773143724; bh=1PXfnuytcDxCJ5WvjcpjD44YA1sDO5ZH9mYGPwGsGfw=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=J3wSWYAgTHffE/RASKBpQWq2ySnTd5MpW6YLASVrV89gusHRkOxfAkrwsTjGvFaNS hDxuWWXJL4XVOl+LI/t97dlq56rN6Kpzc7n2jHPxY+V+uUTEo8r5Ulk5M3qiRSRkq1 dYJqASb6U15Y8KxN9uh8urreNs5K4N5plRC3Hf68= Received: from [212.42.244.71] (helo=mail.avm.de) by mail.avm.de with ESMTP (eXpurgate 4.55.2) (envelope-from ) id 69b006ab-b734-7f0000032729-7f000001bff0-1 for ; Tue, 10 Mar 2026 12:55:23 +0100 Received: from mail-auth.avm.de (dovecot-mx-01.avm.de [212.42.244.71]) by mail.avm.de (Postfix) with ESMTPS; Tue, 10 Mar 2026 12:55:23 +0100 (CET) From: Philipp Hahn Date: Tue, 10 Mar 2026 12:48:42 +0100 Subject: [PATCH 16/61] sched: Prefer IS_ERR_OR_NULL over manual NULL check MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260310-b4-is_err_or_null-v1-16-bd63b656022d@avm.de> References: <20260310-b4-is_err_or_null-v1-0-bd63b656022d@avm.de> In-Reply-To: <20260310-b4-is_err_or_null-v1-0-bd63b656022d@avm.de> To: 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, Philipp Hahn Cc: Tejun Heo , David Vernet , Andrea Righi , Changwoo Min , Ingo Molnar , Peter Zijlstra , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Valentin Schneider X-Developer-Signature: v=1; a=openpgp-sha256; l=1398; i=phahn-oss@avm.de; h=from:subject:message-id; bh=1PXfnuytcDxCJ5WvjcpjD44YA1sDO5ZH9mYGPwGsGfw=; b=owEBbQGS/pANAwAKATQtBlPRrKzbAcsmYgBpsAYMDPZu3smBGrrjEDAZgewRd/vSzrMtCJxCU Ab0/aCneJOJATMEAAEKAB0WIQQ5bPBtrWDUcDQCppg0LQZT0ays2wUCabAGDAAKCRA0LQZT0ays 2yYuCACBFSism0sJT51wNOH3mmVipRWFOp8Vg+RkYWteB8QGePJlSbJv9OJm09HMkW7tLjwUyWX VVHeC9B16w6ID+8gEcOTClH7t/fK4Dy8WecKHkh0F285AVZWcglgZ3SjIJUNbcIL4vnctyxVDTz UXRKVqYZS83Tz67A8a3xEjr7wme1UPPk+FME5Cb8slTwxHRkeibjPT1wP0LHzCbUOIo6nCgv8R7 jLfvDCodAoO4aPJRzL3vfdPDFaqXegciQKVWThwHK6Iz+gXqJuudCNdAk8Oa0FFSpSor2eNbdWj hK6ZRlUo0db2BRvH/nraA1HapgaLEA9P2vfUY2mJwp9Lzm4g X-Developer-Key: i=phahn-oss@avm.de; a=openpgp; fpr=58AF7C2E007CDBE62C59E078F50EFDCF8AD04B1A X-purgate-ID: 149429::1773143723-E0DD4A3D-EB59D507/0/0 X-purgate-type: clean X-purgate-size: 1400 X-purgate-Ad: Categorized by eleven eXpurgate (R) https://www.eleven.de X-purgate: This mail is considered clean (visit https://www.eleven.de for further information) X-purgate: clean X-Mailman-Approved-At: Wed, 11 Mar 2026 08:04:38 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Prefer using IS_ERR_OR_NULL() over using IS_ERR() and a manual NULL check. Change generated with coccinelle. To: Tejun Heo To: David Vernet To: Andrea Righi To: Changwoo Min To: Ingo Molnar To: Peter Zijlstra To: Juri Lelli To: Vincent Guittot To: Dietmar Eggemann To: Steven Rostedt To: Ben Segall To: Mel Gorman To: Valentin Schneider Cc: sched-ext@lists.linux.dev Cc: linux-kernel@vger.kernel.org Signed-off-by: Philipp Hahn --- kernel/sched/ext.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/sched/ext.c b/kernel/sched/ext.c index 1594987d637b09e586ae788b7f2e6336332d605a..cfa869bd7de5406a5ca094992ab04c62b0e92fd0 100644 --- a/kernel/sched/ext.c +++ b/kernel/sched/ext.c @@ -3688,7 +3688,7 @@ static void scx_sched_free_rcu_work(struct work_struct *work) do { rhashtable_walk_start(&rht_iter); - while ((dsq = rhashtable_walk_next(&rht_iter)) && !IS_ERR(dsq)) + while (!IS_ERR_OR_NULL((dsq = rhashtable_walk_next(&rht_iter)))) destroy_dsq(sch, dsq->id); rhashtable_walk_stop(&rht_iter); -- 2.43.0