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 2D6184BC007; Fri, 25 Sep 2026 15:12:30 +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=1790349151; cv=none; b=qJ9p9iEaB1KXMnhNB4XDk2f6PFmVkX5jfjKkY2EUnJWY74Vl/kO2l5b17BNTQEe8I83fRRdfEY8QHMlVxzmx5lDNQ1lSvSaOr3wcFrGPrWiJIcxKq732Jqg21ZYnGDZVsWG6xNM/Xe5LMr9NVd8SLLhvEqtX12uYILbsHFI5KDs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790349151; c=relaxed/simple; bh=TJ2/gTRiRoF8Qx7Q+GjxSPVmL5qqx28RUz8ON4l6uvw=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=eNi28O3lOqpgCZhWJjVenYg8ouItH3zkQVhG9xwuKnbCN9p0AxzdtuMyBidJH8gYeMbkR+PnMorvnSxfV78pWVZqReTUTnFQ5SPTReamiheS6OIcX7t7Lx0npT9WRka2LbGpq+GJvAcoN48c4tkJhMO3/1OFqacQbb3EXXM94Y8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=pe0CtPYA; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="pe0CtPYA" Received: by smtp.kernel.org (Postfix) with ESMTPS id BBCB4C2BCF6; Fri, 25 Sep 2026 15:12:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1790349149; bh=TJ2/gTRiRoF8Qx7Q+GjxSPVmL5qqx28RUz8ON4l6uvw=; h=From:Subject:Date:To:Cc:Reply-To:From; b=pe0CtPYANUIefLNaEAW2gSQAaNXuaXEQ1xNv22jmWyyXh0WYaVa7k1358xjTSNqQS by6ViMN1NKztTyQWQOreeMQfZrYm18+nVxpmqj/MSALrHKC/xAXiPwE1tRtFmIEJh+ brtmBbfgP8620IBtBhPv2QFEP2qukmu4rMOV59usMwAttje2pEQTckJLvTxbpdmxub lZao6JydDsuwVHiL4IzQyDSGkWtXRMJJ2GuTWanEs7IJMKV9yYQpSiwqMV0LPl17b4 R/sIA7u9pQXQ6z28FBZ+mVjJfpd0O+M3Cma0cncY9OcuSk6CR6XqQJnrzPeSHfh9Sb SKwYPxqUKlPOw== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9663BC9830E; Fri, 25 Sep 2026 15:12:29 +0000 (UTC) From: Kyle Hendry via B4 Relay Subject: [PATCH net-next 0/2] net: pcs: rzn1-miic: Validate dtb configuration values Date: Fri, 25 Sep 2026 08:12:05 -0700 Message-Id: <20260925-miic-validate-dtb-v1-0-3a6db9bb75ec@reliablecontrols.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAEWPtmoC/x3MSQqAMAxA0atI1gZqFaeriIsOUQNapS1FEO9uc fkW/z8QyDMFGIsHPCUOfLqMqizAbMqthGyzQQrZikE2eDAbTGpnqyKhjRr1Yhpd90J3vYTcXZ4 Wvv/nBI4iOrojzO/7AZC82ZJtAAAA To: =?utf-8?q?Cl=C3=A9ment_L=C3=A9ger?= , Andrew Lunn , Heiner Kallweit , Russell King , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Lad Prabhakar Cc: linux-renesas-soc@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Kyle Hendry X-Mailer: b4 0.13.0 X-Developer-Signature: v=1; a=ed25519-sha256; t=1790349149; l=806; i=khendry@reliablecontrols.com; s=20260813; h=from:subject:message-id; bh=TJ2/gTRiRoF8Qx7Q+GjxSPVmL5qqx28RUz8ON4l6uvw=; b=5ywa4mW0gAbU8H+APXL2Ev1Jiq69YYjIbJ8ck0lqbdajhzLPUSlerUEjiR0pU/YhaKU547TxK ArfQ2m71h1lBrSykqxWqM9lxVwriiSQ8pOYyB/H5UIcWV1dTJP9DgyK X-Developer-Key: i=khendry@reliablecontrols.com; a=ed25519; pk=gbK6oghz3qBlBiaGCsEzALLOtj5VklmsuolHQNhDV5M= X-Endpoint-Received: by B4 Relay for khendry@reliablecontrols.com/20260813 with auth_id=946 X-Original-From: Kyle Hendry Reply-To: khendry@reliablecontrols.com This series addresses issues found when reviewing another fix: https://lore.kernel.org/netdev/20260915-rzn1-miic-fix-array-v5-1-b7173fd5b97d@reliablecontrols.com/ Invalid values from the dtb could cause out of bounds array access. Checking the values as they're parsed should prevent this. Signed-off-by: Kyle Hendry --- Kyle Hendry (2): net: pcs: rzn1-miic: Make usage of miic_port_max consistent net: pcs: rzn1-miic: Validate dtb configuration values drivers/net/pcs/pcs-rzn1-miic.c | 26 ++++++++++++++++++++++---- 1 file changed, 22 insertions(+), 4 deletions(-) --- base-commit: 42a9fb3382fc2573e92f41d203b095d9a372cfc9 change-id: 20260924-miic-validate-dtb-bfc4b380b782 Best regards, -- Kyle Hendry