From nobody Sun Dec 14 06:20:32 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6B178C433FE for ; Mon, 3 Oct 2022 07:35:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231584AbiJCHfo (ORCPT ); Mon, 3 Oct 2022 03:35:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58318 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231777AbiJCHe1 (ORCPT ); Mon, 3 Oct 2022 03:34:27 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1E82F52DFA; Mon, 3 Oct 2022 00:22:04 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 646DE60FB1; Mon, 3 Oct 2022 07:19:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7A7FEC433C1; Mon, 3 Oct 2022 07:19:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1664781593; bh=CcH2+5JFR4arTN14uAOW6GMbpSYm3V+PJ+UNMQhMOaU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=LssQyxtNBPY80V2RHBYJ2XuLgUjRUH6p2z9dqOV9HDJxH8efAUcAC8CIaf3MCgWZ+ 0jGFDUsLXSPKG3qH810HqY25L2rLMdZtTdQEshnuttjjWC4hcVHPq6Ut/zFTJWcH7p VToaR1FvTnkmu/LtBFsuKShhGg+hoyvgtm3cyonQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Peng Wu , Jakub Kicinski , Sasha Levin Subject: [PATCH 5.15 59/83] net/mlxbf_gige: Fix an IS_ERR() vs NULL bug in mlxbf_gige_mdio_probe Date: Mon, 3 Oct 2022 09:11:24 +0200 Message-Id: <20221003070723.482132748@linuxfoundation.org> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20221003070721.971297651@linuxfoundation.org> References: <20221003070721.971297651@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Peng Wu [ Upstream commit 4774db8dfc6a2e6649920ebb2fc8e2f062c2080d ] The devm_ioremap() function returns NULL on error, it doesn't return error pointers. Fixes: 3a1a274e933f ("mlxbf_gige: compute MDIO period based on i1clk") Signed-off-by: Peng Wu Link: https://lore.kernel.org/r/20220923023640.116057-1-wupeng58@huawei.com Signed-off-by: Jakub Kicinski Signed-off-by: Sasha Levin --- drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_mdio.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_mdio.c b/d= rivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_mdio.c index caa4380ada13..5819584345ab 100644 --- a/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_mdio.c +++ b/drivers/net/ethernet/mellanox/mlxbf_gige/mlxbf_gige_mdio.c @@ -244,8 +244,8 @@ int mlxbf_gige_mdio_probe(struct platform_device *pdev,= struct mlxbf_gige *priv) } =20 priv->clk_io =3D devm_ioremap(dev, res->start, resource_size(res)); - if (IS_ERR(priv->clk_io)) - return PTR_ERR(priv->clk_io); + if (!priv->clk_io) + return -ENOMEM; =20 mlxbf_gige_mdio_cfg(priv); =20 --=20 2.35.1