From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C4ABC20126A; Mon, 18 Aug 2025 12:50:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755521428; cv=none; b=pb2YxmJnPdHnKgy3S4qIAvAv8lD85hjPLOa8BGPCiXNFnvbTfOxr5C3hNzXO2P8sczjfYmOKP2b7QVjx9FD90SVSwnPSFAiTHvu4L0sjXPAwi9hr6xo+YqjasO/H83iCToLZ9BBcAoXoDbPiITB1g+eGe5BhLJYK7bR4GOwmgZs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755521428; c=relaxed/simple; bh=xRQSvhcTRCr3MjZx+fM4bTY9qP1EuCDj6nmLGyOB2xY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ZxHQXWIcbOvDEKGZRvaJvoMSZkrNFX2vWHD3tycWXFPIKBEG0ll8uV6LIXV0+w44OWeQ0uM2hPY/itIZvBFsXlJDruLLlFCqQsOLUAsEP/xqI1DeWsna4Jb0WYE4DIaxPBWGuReBlXnKyiPD6yAqPbUwAzVuAhZZPrRPfmWFcCw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=YbX9hBGO; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="YbX9hBGO" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EA546C4CEEB; Mon, 18 Aug 2025 12:50:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1755521428; bh=xRQSvhcTRCr3MjZx+fM4bTY9qP1EuCDj6nmLGyOB2xY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=YbX9hBGOZITtvsY2oBrqjmIuTiPzYRur/xHVB3KKTRP3qnvOwP+X7u+smNY8KlRTz DxuMusPoR3v3qjt0iYhMSjDuH3w9iDG2X1eM0XF1/lZbKNSBBKK49c7IFIWML64ll+ iKQe4kUS1SqiLmHXrrdWlBWaLDEDAXKwUPao6tWw= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Vladimir Oltean , Johan Hovold , Simon Horman , Jakub Kicinski Subject: [PATCH 6.12 018/444] net: enetc: fix device and OF node leak at probe Date: Mon, 18 Aug 2025 14:40:44 +0200 Message-ID: <20250818124449.597388242@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250818124448.879659024@linuxfoundation.org> References: <20250818124448.879659024@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Johan Hovold commit 70458f8a6b44daf3ad39f0d9b6d1097c8a7780ed upstream. Make sure to drop the references to the IERB OF node and platform device taken by of_parse_phandle() and of_find_device_by_node() during probe. Fixes: e7d48e5fbf30 ("net: enetc: add a mini driver for the Integrated Endpoint Register Block") Cc: stable@vger.kernel.org # 5.13 Cc: Vladimir Oltean Signed-off-by: Johan Hovold Reviewed-by: Simon Horman Link: https://patch.msgid.link/20250725171213.880-3-johan@kernel.org Signed-off-by: Jakub Kicinski Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/freescale/enetc/enetc_pf.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) --- a/drivers/net/ethernet/freescale/enetc/enetc_pf.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.c @@ -1182,19 +1182,29 @@ static int enetc_pf_register_with_ierb(s { struct platform_device *ierb_pdev; struct device_node *ierb_node; + int ret; ierb_node = of_find_compatible_node(NULL, NULL, "fsl,ls1028a-enetc-ierb"); - if (!ierb_node || !of_device_is_available(ierb_node)) + if (!ierb_node) return -ENODEV; + if (!of_device_is_available(ierb_node)) { + of_node_put(ierb_node); + return -ENODEV; + } + ierb_pdev = of_find_device_by_node(ierb_node); of_node_put(ierb_node); if (!ierb_pdev) return -EPROBE_DEFER; - return enetc_ierb_register_pf(ierb_pdev, pdev); + ret = enetc_ierb_register_pf(ierb_pdev, pdev); + + put_device(&ierb_pdev->dev); + + return ret; } static struct enetc_si *enetc_psi_create(struct pci_dev *pdev)