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 F05B82882A7; Mon, 18 Aug 2025 13:15:43 +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=1755522944; cv=none; b=hcjzh4eyzkhb3xL9f06uZ4NfVnMAKEsmoLjktr/68IpjvfuFc2ePLKyK6Q0ZJWkK7jZ+Lw1wsQWX0AN2euZp/w3ihuvUbWAX3Xczo7f5ioRjRwCEialcSP09+rZMfXF3abKRORjEwluduZT4CLPLXaE2KCsi9PWApsJAudCelUI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755522944; c=relaxed/simple; bh=jo39OaiLw98/Xw3kuA7yxziuoDoATFM6k8+gpGjnXZc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=di5S6/0LsRAcWy/VT40j0MxeG+3G+ZT67U9Yb8XdyoahMRGhCNef0D/W90BCQkGRvSENpDeFJGUDqA5870iQLrTRfrrvikrK5YC5EQorkHDHBi2PAZ+kKtdwznx5KTFbdidDRma3SNUZ7QnS5U1Dq4utWteJugptDB0179T3t7M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=cyi6bBlb; 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="cyi6bBlb" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 375E4C4CEEB; Mon, 18 Aug 2025 13:15:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1755522943; bh=jo39OaiLw98/Xw3kuA7yxziuoDoATFM6k8+gpGjnXZc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cyi6bBlbzgSYyzAA+J1bq3xV22ygkhguLuJ1bY8GzeIfFrqb6FZYO1bJIb3sEx/KA bRfskcJkoyjXjjqM3HgKTmRZCZdQ0gwR9+WEPxrA7NM8BooMhjrdA/ehSxF0K110wV kM5EIGVQW5H73MU3rT9agzNnyu+iE5SUKg6PLCks= 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 6.15 023/515] net: enetc: fix device and OF node leak at probe Date: Mon, 18 Aug 2025 14:40:09 +0200 Message-ID: <20250818124459.358354380@linuxfoundation.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250818124458.334548733@linuxfoundation.org> References: <20250818124458.334548733@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 6.15-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 @@ -924,19 +924,29 @@ 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)