From patchwork Tue Jun 6 14:21:42 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Chevallier X-Patchwork-Id: 13269281 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 3ECF8C77B73 for ; Tue, 6 Jun 2023 14:22:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject: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=mcL59jRmECheWMAsj192i29NxSRYLJI9eFODoSnJQ74=; b=OrntcprEONVsjL 5OrAdm51nXBDyvf6O5BUj9lv6VUbDarFO/xFgT9IW2xZ1sPkShShhSR2UMeippa1QxXVWgblNysQD 4Uz8ZgUaUbR1fkfy30Igt5wJ0k3YWo1+n5XkBPC11fCZj+21yNw+8B9taYvJTJ8Ats5N0am5OLrqg va1LWOldMWWZcUeLWzH7nXNTBpnf1ZGR711obwHuqhrWcbS2kB+wJ6Yj6fX4hgzjeAzea0bYg7F44 DzJcfvZM9VRbC5tkI7SSvsWnYdc188pdFC+Tniu4uNNAiYetrux+arZLeX66m4bszka85R7WdsQwn M8aqsUEiTZxxokgdVrpQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1q6XZP-001zf3-1j; Tue, 06 Jun 2023 14:21:59 +0000 Received: from relay6-d.mail.gandi.net ([217.70.183.198]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1q6XZK-001zcW-2i for linux-arm-kernel@lists.infradead.org; Tue, 06 Jun 2023 14:21:56 +0000 X-GND-Sasl: maxime.chevallier@bootlin.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1686061311; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=VThXr8NXS8rFWvl2CAIgnRHShKVVcGIlkBbj131gSq4=; b=KBZSce67wV7oZbGwh6FkegmgSjVTEZ+VfIHehNbLzs58XAQKjrV7g4U6pDBFAmbQoejj/3 xWxFWDomkt+7vF8JvcBDQ6dhUrS9a4pVIMU1Sy3EzdyQpApeyozudKbOyNC7VXvj64w6jp c5U23wtx3uustnF1wuEYOiCUOyMgNHb/UB0viT+0gLUxO5RGslyP7ePYmfgn7QkyDwo5O+ xiEV7kCStqhVYjoru+WqHAwPhgG+jCfIrn/yq2tMRDegIktqWrz0M30mLeNdSbyVKUuxxl PvJE+z/UjHjF2vbXCuHxAMy404VvcHiZr+34pEdJ8vcUmxtAi2jkgJ/CEZqYmQ== X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com Received: by mail.gandi.net (Postfix) with ESMTPSA id 1EC4CC000C; Tue, 6 Jun 2023 14:21:48 +0000 (UTC) From: Maxime Chevallier To: davem@davemloft.net Cc: Maxime Chevallier , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, alexis.lothore@bootlin.com, thomas.petazzoni@bootlin.com, Andrew Lunn , Jakub Kicinski , Eric Dumazet , Paolo Abeni , Florian Fainelli , Heiner Kallweit , Russell King , Vladimir Oltean , Ioana Ciornei , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, Maxime Coquelin , Jose Abreu , Alexandre Torgue , Giuseppe Cavallaro , Simon Horman Subject: [PATCH net-next v2 1/3] net: altera-tse: Initialize the regmap_config struct before using it Date: Tue, 6 Jun 2023 16:21:42 +0200 Message-Id: <20230606142144.308675-2-maxime.chevallier@bootlin.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230606142144.308675-1-maxime.chevallier@bootlin.com> References: <20230606142144.308675-1-maxime.chevallier@bootlin.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230606_072155_136487_5D562E7E X-CRM114-Status: GOOD ( 11.95 ) 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 The regmap_config needs to be zeroed before using it. This will cause spurious errors at probe time as config->pad_bits is containing random uninitialized data. Fixes: db48abbaa18e ("net: ethernet: altera-tse: Convert to mdio-regmap and use PCS Lynx") Signed-off-by: Maxime Chevallier --- V1->V2: No change drivers/net/ethernet/altera/altera_tse_main.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/altera/altera_tse_main.c b/drivers/net/ethernet/altera/altera_tse_main.c index d866c0f1b503..df509abcd378 100644 --- a/drivers/net/ethernet/altera/altera_tse_main.c +++ b/drivers/net/ethernet/altera/altera_tse_main.c @@ -1255,6 +1255,7 @@ static int altera_tse_probe(struct platform_device *pdev) if (ret) goto err_free_netdev; + memset(&pcs_regmap_cfg, 0, sizeof(pcs_regmap_cfg)); /* SGMII PCS address space. The location can vary depending on how the * IP is integrated. We can have a resource dedicated to it at a specific * address space, but if it's not the case, we fallback to the mdiophy0