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 3F978CD8CB2 for ; Tue, 9 Jun 2026 16:44:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:Date:Message-Id:Subject:References:In-Reply-To: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=Xg4V4XVPFGl1sJFsiI9GpGRx0QGGgthYiJp8Gmdz5BE=; b=UZFS8NkpoCZTO31iYlWyCm16IE OHe99Bixmpf5ACSnmjD0NcPfbBMFCNLwX0bUVDpjlKCFgoTOEibSVflO7X3ZYd0Ij4F4vwo2VN2mS R5/LMI/jPchH2+agY3aRUxaue4dW4xbZPhVIhQ5BJIyEAIp0/kmT+YqqpVI8RsbnCc+RwrX752w2Y BtDCGEFflv59B2NGWxKn14QYLoaxT/u73Gwt4uQG3fx2XbBZkrDBmywq7QQxPMVIhw292YOhgqx1W QlMJtwmS6J4Wtdj4SHs/+1yfW2c0Y1pVfCDL3QhxMqPzJ91sdoc2VogPrS8JK3CliqgvX3MdFxwJh pwS856LA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wWzZI-00000006506-1LVg; Tue, 09 Jun 2026 16:44:48 +0000 Received: from mx0a-0031df01.pphosted.com ([205.220.168.131]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wWzZG-000000064zK-0pKb for linux-arm-kernel@lists.infradead.org; Tue, 09 Jun 2026 16:44:47 +0000 Received: from pps.filterd (m0279867.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 659GOjiH2750392 for ; Tue, 9 Jun 2026 16:44:46 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= Xg4V4XVPFGl1sJFsiI9GpGRx0QGGgthYiJp8Gmdz5BE=; b=Qs1uAAYitqroo6oR MEex2tM+jfALsKMXl4umzN17elvz1uSM5FrlKwfR8IqOh6Ya4uxiZnSVO0tbq9Tr QK481/Xt0zZOHbucSbNwg/ACKwZBYUILxpCm3VtL189aNeTmat06ophQGOxKEXZa Gs80R+I8O+HI3tCavUrCrRhQbyEg0mUr7VR6xgOLejbs8/POqlMQyKY4OabUupcN qNXyFBkCCv4abVW2RcZbqDqfvjcGD1SbntKqVZSd2/ex/8+nFOxqSpbZJvyag/Dm 2sUVmlNpVRh6pxgWa12soJ7jCMC74ByJzUr2QOJ13cAC9aX3KRyypDVgEChjNt+7 dEO9eg== Received: from mail-pg1-f200.google.com (mail-pg1-f200.google.com [209.85.215.200]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4epeqgjkxx-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Tue, 09 Jun 2026 16:44:45 +0000 (GMT) Received: by mail-pg1-f200.google.com with SMTP id 41be03b00d2f7-c85a2f1d1e5so3006002a12.3 for ; Tue, 09 Jun 2026 09:44:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1781023485; x=1781628285; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:date:message-id:subject :references:in-reply-to:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Xg4V4XVPFGl1sJFsiI9GpGRx0QGGgthYiJp8Gmdz5BE=; b=iIvOD+bDLnqEPs5vezuKOzzQBNkR80BITSnfW0iDo9T+yCXL1rzJMZdKmweZc9P6X1 YMt/bQ2Fj36KdF+nigU4xnlprefZjYcjmi3aL7QLyM54iLz5TP/gsasTupPE1hvHY0+5 8hItnkIV4HdDDP/Q/ewHUZnCOtNGGKWXIzNDr/RLxPjuNieAfIc7rByqtSq8GO3syvhM ct3FHYvvvtWeX06fm+O+ujFSoSh31gPsb7NhKNwWxq73JZFsmDh9U1NUzkXyhBY1MeVS 7rYaZBiWNChgJtWGk880Nc3QkAS5JxmGRtTtdOdU9cK8JZCqzKOMBBXZXKOmsSzI8iwg dJrw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1781023485; x=1781628285; h=content-transfer-encoding:mime-version:date:message-id:subject :references:in-reply-to:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=Xg4V4XVPFGl1sJFsiI9GpGRx0QGGgthYiJp8Gmdz5BE=; b=asTovOz8A1vomL5AjFQPfl4DIYDs2Ux0z/7/aG7weNWnCChTcw80f2YOg5lXdE1pGA 4nyAQ8SdeBidTkbleNOi2jkTlPpgmVeMBdB2LmbukQTYunOTRzFrat7wXxt2Y2dRiflu s3Mzy76GiT63tq8SEt5JTwuGPMhrFFrHHgxiULPaG+gXkFn8tnGooVqG484Pts7FURLW maX/7Lf2lM3Wp9YHTZvPncff/LOOgbb3ogva5p89Kw3f7NJPkKfEudQ73ihXZwzNxT02 4BMESCpkkrFpXuwfjnkuPinW84y5q0ZmpA4b99jV0pJ6O08MUjLkpXuUv5rafWdFkcXt iDEw== X-Forwarded-Encrypted: i=1; AFNElJ/AJ/UXT2VDwAYKZHCt3Tnt+UZxoBhMnYFd3jDu/at7JiNgEqN9XCemJmYfe83/gI/3rg3MS6VUQ/cWqkKt3nL6@lists.infradead.org X-Gm-Message-State: AOJu0Yxt8daJ7zXjX0pYj0dsvBpcQEfrNLlvfXDCLpznkXCFSUvBmQqV nDHNYW9OZZEvV9gcXLP/BJNQfSrYoTb4UHB9tuyTQyTCKZUibT0TPuQqnGns5aKd8CgaKsxhYM0 kvxwGAK6oqkFkRHa48NuHRK0CSNxAaW6gHkUOTVCzU+MB1IFmZWd9PCj+vghCQRAtl1DfRaLcmq aYhQ== X-Gm-Gg: Acq92OEgQu532YHU/+G8eVAAUJcHO0pJkyPuokr3+fNG/x5oz8qtlcX33sR4odLj0WQ AIqZoySIujt8PL4nSfb4WBORz+ik2l4CeX3c4ChvEZrWX/3anot/dXOQ7U0TeQovMZfwIU3Hps9 iddFOvt5NtYyaMA3T5I/tFFstbj3Rztu9ZpH4yDbODnMDZhoiaVHUdkpv3WiPAwhmUCiOOTIu8Y cEGQJcSkc9zHl20e5DNtoJOb6oIH/RQssirMVe8fIDz3s5vDTbCTyra5WxtF7fOjgWPzcIpAsBg 9+jn0YWMP88BdUv/3NN1EJFh+9Ut28fchsc0s9scObemR7ZH9fswsjPW0M5A7jqMorOfSqYDtkb Mal5MPcRRt+E4JSjZEwsWS6gaIHJTXHY= X-Received: by 2002:a05:6a20:d505:b0:39b:89e0:2e37 with SMTP id adf61e73a8af0-3b53bc604dcmr5305652637.14.1781023484745; Tue, 09 Jun 2026 09:44:44 -0700 (PDT) X-Received: by 2002:a05:6a20:d505:b0:39b:89e0:2e37 with SMTP id adf61e73a8af0-3b53bc604dcmr5305599637.14.1781023484241; Tue, 09 Jun 2026 09:44:44 -0700 (PDT) Received: from [192.168.1.11] ([120.56.203.186]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-c85df0b374fsm18673938a12.25.2026.06.09.09.44.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Jun 2026 09:44:43 -0700 (PDT) From: Manivannan Sadhasivam X-Google-Original-From: Manivannan Sadhasivam To: Jingoo Han , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Bjorn Helgaas , Yue Wang , Neil Armstrong , Shuvam Pandey Cc: Rob Herring , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Fan Ni , Shradha Todi , Hanjie Lin , linux-pci@vger.kernel.org, linux-amlogic@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org In-Reply-To: <0f97352506d8d813f70f441de4d63fcd5b7d1c3e.1779123847.git.shuvampandey1@gmail.com> References: <0f97352506d8d813f70f441de4d63fcd5b7d1c3e.1779123847.git.shuvampandey1@gmail.com> Subject: Re: (subset) [PATCH 1/2] PCI: dwc: Guard RAS DES debugfs deinit Message-Id: <178102347813.14565.586041970354711771.b4-ty@kernel.org> Date: Tue, 09 Jun 2026 22:14:38 +0530 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.14.3 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjA5MDE1OSBTYWx0ZWRfX4CGrbj97DN7u 5+S8CY7Smy2qHDXcfaRsBEgYkXJe2qalU+u4z+WBievBXSBGcsb05NKZvnB0fbk5uA7EwGI/pHX AbCFpuoY+xREmnXGvcR6vt2AY25bz99ekt/5+c32DnupO+p3xz+2JqzNjvK1/BbuYW9oy7UMaCz lPuVvtvoSQYZbo6Eaz3eu4ZA1lbQ49T00/6vHHDx4gB2USu/wZdk/IDysjgmpzqdc4y3FCLC0m0 Zbjn2o5ux6it1r0ty21r2/3zFr5T7x374BpJ8X0e2cirFWMoi7b/R0NEPm2AFYA3sIgr3uKlvQm hOvWy1OvllU2o9OaKYJtEUezTRmK3LBCBBh33H2VjmSBlxyk4mVuGNtc76gwOLjowFwL9x9YrAR pcqVi2paf4P0yT6VewOt0fAlSLncCEkd4xciO+LsgOCtImtMjZK++DVru5iGxK1iajn8GINA3CW u4nk0DkmgfwPbaZV+lQ== X-Proofpoint-ORIG-GUID: LFEDQ0t7FG0FW_hukkrJnYzhjLkTGPwz X-Authority-Analysis: v=2.4 cv=KdHidwYD c=1 sm=1 tr=0 ts=6a2842fd cx=c_pps a=oF/VQ+ItUULfLr/lQ2/icg==:117 a=eDurORsI8St+1bJHqsJewQ==:17 a=IkcTkHD0fZMA:10 a=FelO9ux0wxsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=eoimf2acIAo5FJnRuUoq:22 a=VwQbUJbxAAAA:8 a=HaK6AIl19eK7yf7b4pgA:9 a=QEXdDO2ut3YA:10 a=3WC7DwWrALyhR5TkjVHa:22 X-Proofpoint-GUID: LFEDQ0t7FG0FW_hukkrJnYzhjLkTGPwz X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-09_04,2026-06-09_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 lowpriorityscore=0 spamscore=0 malwarescore=0 suspectscore=0 priorityscore=1501 bulkscore=0 clxscore=1015 adultscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605210000 definitions=main-2606090159 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260609_094446_334897_7F40D524 X-CRM114-Status: UNSURE ( 9.17 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, 18 May 2026 22:44:17 +0545, Shuvam Pandey wrote: > dwc_pcie_rasdes_debugfs_init() returns success when the controller has > no RAS DES capability, leaving pci->debugfs->rasdes_info unset. The > common debugfs teardown path still calls > dwc_pcie_rasdes_debugfs_deinit(), which dereferences rasdes_info > unconditionally. > > Return early when no RAS DES state was allocated. In that case no RAS DES > mutex was initialized, so there is nothing to destroy. > > [...] Applied, thanks! [1/2] PCI: dwc: Guard RAS DES debugfs deinit commit: a5ee214bb36f43b4d8bb2615b30d3b5c0ea80826 Best regards, -- Manivannan Sadhasivam