From nobody Thu Sep 24 13:36:58 2026 Received: from mail-qv2-f12.google.com (mail-qv2-f12.google.com [74.125.230.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5251F3164BB for ; Thu, 24 Sep 2026 01:04:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.230.140 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790211864; cv=none; b=AXmEo0yaFbND9Czes6fijOnCtoqwW1ElrlDsHeJfknLpju2SU/E6dtIVnK522stA5pXFVA956A6Cs/CyqqUCG90KjMQM1SoVX+6qPYoDFCpxOMoQJkn9ryn8euHe4r6gI+i78+QbrgtweMHsEdBa8PcK+mElzPQbParc+7k8U2E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790211864; c=relaxed/simple; bh=JfjOTmn23C52eZ50zQilW55eYmOVRRAElDsqXwSu/Ys=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=fZMwxHSigXu/2avHl1lLWJReFEcgDLZydMB7oC4yUjbMeJrPd0LPcDGPniQz+242lutlbHKfaMxGTm8+YYMzwT/qrc405qFLzHAKT7u1xeZ1qdGdHz17+itR5o0Ef/sr0bYx+2QLo12/AqC4Xgq9zqD7MQFIsNYosv0vaLCq8Tk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=XHDH3SwU; arc=none smtp.client-ip=74.125.230.140 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="XHDH3SwU" Received: by mail-qv2-f12.google.com with SMTP id 6a1803df08f44-91059280d58so10438756d6.1 for ; Wed, 23 Sep 2026 18:04:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1790211862; x=1790816662; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to:content-type; bh=czd/s34OcW98EL8w2Vq/LmrqDyHhrcgOAIgDbU3R4Z0=; b=XHDH3SwUGa4Ioe8PNEqE3KfbMp1yTiJ24g5X5MyESGkoVmniIccVKN4BWoyKuRuHMX Dat6SqiY3NudxFDfIvzL5efKRcPpjm+HsuKzaCWIPcL4ZagJcf81HpViFtTk84wTLBhw +sqPl58fX4bNABjHHmM0+B1j/qNcff4pffJp6Q5t6QMtrkmXi/Wr7KhqmwbDpB8GsbyX enRXNTjdfeD2JVyOrWKUIZfzGc4wainScB4/GzAdwZs0y7v1W7Xa132yOIwl+nOQmv2w nSEOMjJ3KEM7hSK3/LTgvNM8UbOTiQcBOCIGDeuH8oPgGE44wFyZFhVIK2hLuCbMv8PC G1RQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1790211862; x=1790816662; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=czd/s34OcW98EL8w2Vq/LmrqDyHhrcgOAIgDbU3R4Z0=; b=ORPKc0w7WvuxsteadQv62BbzUBwe8A1huQWa1MnxRmy72na2OMsJV/sB8lhpql+wyD 5sZFZFwXs3B3WB12gVD46fGhOLBXnjrJjTi/YyFFZ+r9Vut8BNi1hXNTXzy8oVW9rYAa im+PRIISzzC/9LeZJzxZnhA+O7aM9UEV4CE98ZqAg77KKkzQZfHHLHF+sejzdKvUsYRY dT9pwIoCdqp+eLwt28mNgzqQuzqizdi8i79EWdQv+01jY5CWoaZCxtKlDJZO/A2se45D tyyGyXG2cukFCacbJbVugu5Ei6AZZFE+rKMjHXzY9cxhqlmh7m4qCIU8Lrr7RdRlHzBu OKEg== X-Forwarded-Encrypted: i=1; AKwUvBxoJ6nSh4Lj1QK24jq4QIoia59yH1Dz/NVlQ3i8w1OPFp3KMIcgrZrutivN+ab+Spisak5qMknF+OsHLw8=@vger.kernel.org X-Gm-Message-State: AFuF++mbEbLehvNp3e2yRWkBFEZ11cYPi8KUMsbkXU81D5hruQB4Ow/z OfwHU+hbFbvnKKjmODrNT6/MdhcrKYlzSWzaIvXaSV2CXfjG33Y0FhMF X-Gm-Gg: AYBFou3Mp4edYP3sR1KaehzkZkMR689hOCnaQgLisUeYYEgb9KIhIWBrQVAEGgtbPPU jfHV1bQk2alEfurAYNtx4U5FGoOFWuWoNOTgABcpj/fopHQadkGLUZOWNNp/fbqwh/IZgv6ypEI 1NO92YFTlxT754COgUVFvvAUoy89m8pNPCNTtJrcqHamaZ41AJSUN/OrWXLxXWRJ6aUMmYDIJ9p d3fpLiFa6m1H/Jbk3H/CHiaRVxcFhr5aO8wxoyDsN1fnc3Hpaa2dyjiNIsUaBZou6yM/M2FIp72 XJEKhRhGkYNyFIRbH4WUpy8yxIY0NPAXZDfAV89lqTCiFUXJEDx1dsECWzC5/bWZ2Q2yZt8rjPp yZ1IhRlIHEK1il2WyMolq5jtov8uQ2r84nWlsKW1Pjf2wFduA1cO8sqTzXPz5YCtbSWhK4xTMkh 9uW10u4jt0kIgCwHsjVRNEfNxzAhTGRCdpJ/Qf2AzfofI3x0xbXV3Vs5xhbSwAZpYDJb4q6tASP KdKY498qrfThlJzfTRjGg== X-Received: by 2002:a05:620a:4413:b0:939:9f51:29a0 with SMTP id af79cd13be357-93c363d6c97mr68153185a.50.1790211862043; Wed, 23 Sep 2026 18:04:22 -0700 (PDT) Received: from i4-gl-tmk5904.ad.psu.edu ([130.203.156.186]) by smtp.gmail.com with ESMTPSA id af79cd13be357-93c2485883asm349018185a.20.2026.09.23.18.04.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 23 Sep 2026 18:04:21 -0700 (PDT) From: Yuho Choi To: Marek Vasut , Manivannan Sadhasivam , Yoshihiro Shimoda Cc: Geert Uytterhoeven , Rob Herring , Bjorn Helgaas , Lorenzo Pieralisi , =?UTF-8?q?Krzysztof=20Wilczy=C5=84ski?= , linux-pci@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Yuho Choi Subject: [PATCH v2] PCI: rcar: Release temporary device tree node reference Date: Wed, 23 Sep 2026 21:04:11 -0400 Message-ID: <20260924010418.726980-1-oss.patchbox@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" of_find_matching_node() returns a referenced node even when it is used only as a boolean test. Drop the reference right after the match check. Fixes: a115b1bd3af0 ("PCI: rcar: Add L1 link state fix into data abort hook= ") Signed-off-by: Yuho Choi Reviewed-by: Geert Uytterhoeven --- Changes in v2: - Use an explicit of_node_put() instead of __free(device_node) (Marek Vasut) - Switch to my oss.patchbox address v1: https://lore.kernel.org/all/20260801233841.469826-1-dbgh9129@gmail.com/ drivers/pci/controller/pcie-rcar-host.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/pci/controller/pcie-rcar-host.c b/drivers/pci/controll= er/pcie-rcar-host.c index cd9171eebc289..1f5e33c802b5b 100644 --- a/drivers/pci/controller/pcie-rcar-host.c +++ b/drivers/pci/controller/pcie-rcar-host.c @@ -1122,7 +1122,11 @@ static const struct of_device_id rcar_pcie_abort_han= dler_of_match[] __initconst =20 static int __init rcar_pcie_init(void) { - if (of_find_matching_node(NULL, rcar_pcie_abort_handler_of_match)) { + struct device_node *np; + + np =3D of_find_matching_node(NULL, rcar_pcie_abort_handler_of_match); + if (np) { + of_node_put(np); #ifdef CONFIG_ARM_LPAE hook_fault_code(17, rcar_pcie_aarch32_abort_handler, SIGBUS, 0, "asynchronous external abort"); base-commit: f0100363d8c374bd8e9ea7c9ba02744f0b802ca4 --=20 2.43.0