From patchwork Fri Jan 1 16:54:45 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yangtao Li X-Patchwork-Id: 11994835 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3B4B1C4332D for ; Fri, 1 Jan 2021 16:58:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 257532222F for ; Fri, 1 Jan 2021 16:58:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727624AbhAAQ6M (ORCPT ); Fri, 1 Jan 2021 11:58:12 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36120 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727138AbhAAQ6M (ORCPT ); Fri, 1 Jan 2021 11:58:12 -0500 Received: from mail-pj1-x1030.google.com (mail-pj1-x1030.google.com [IPv6:2607:f8b0:4864:20::1030]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BC3EEC061575; Fri, 1 Jan 2021 08:57:31 -0800 (PST) Received: by mail-pj1-x1030.google.com with SMTP id lb18so6281549pjb.5; Fri, 01 Jan 2021 08:57:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=QL0c76+cwCn5yAglt4+zElDUfZaRHbJPLdQTpoHhGYU=; b=Y+9lv5dWbKyYAJ/ClVSP+pv2PArsQGJbQyWRu/qeU0DsmqfM/l6jym2jIpyQs6Q9kc fK2JZc8R1HS+FdKlGTBwTD6w154PkNUoQsxXlA+AjkS7ktlWmSoj4kj3Oswcqrjn7nZY EyusFgrUe4EkcEt+y+fxOw4/NLHq2hoaoCCJPTDXmzwinzvgs2M9XW29sduIARVNhuYN U3fT23BVJGGji0bj1iLiFoz6LhEXd6tPCdArUefuUAQ67n255WViuLvmGdJMrlBWTvCC pOJzc8rePC/1iGfZGark1bEF7g2brAm4KZLt6S26/OA3nsOztMquCasEoMM1LoHDK+ZH olaw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=QL0c76+cwCn5yAglt4+zElDUfZaRHbJPLdQTpoHhGYU=; b=Z2/aluSxeItC3zEd/82nLDgf8rwr2iYLT9MxG1S8TbwMIijc3u6q32MCIJZ9b2tQfM dcul9pfrGfbh94Jqa28rahHuk029lEeqcSxWyV1MHg2XPdygQKQoaDLKL9bKlhZ6vxAy okfeKUMqkjYflay8NujAEIGKhRa1IqJNB1JdjASIWPu/AdtuHU8x+vX+ZJofP11li8sK XHSz05pbMQdY3mIRxAaLhxBfmYizIw9rUjJwvIoyU0OOJTT9hw3D75dLGoenx55YJaRQ Q7S2KtPSv0ellLvLOIv1vKFQcFzoDPXHw3eiYgce3GzwA/pVn/LbN7ab2aauKgvVSr5m wqTg== X-Gm-Message-State: AOAM530tCCr0cp9IgPs3aXlk3elLhUScK/jqzxFSnI9uiMGugzZfwhr5 oxbmwTXRZ5HPWm9+eqZCksQ= X-Google-Smtp-Source: ABdhPJz8LP/LmWPkCqmhUs/au5VJnTNvDp/Po/jlRpsdL+ojaJ7zXZObSKoeY8Ng0wEbtxH6eA5eBw== X-Received: by 2002:a17:902:599d:b029:da:fcfd:7088 with SMTP id p29-20020a170902599db02900dafcfd7088mr61658559pli.68.1609520251243; Fri, 01 Jan 2021 08:57:31 -0800 (PST) Received: from localhost.localdomain ([43.255.31.23]) by smtp.gmail.com with ESMTPSA id 84sm50002729pfy.9.2021.01.01.08.57.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 01 Jan 2021 08:57:30 -0800 (PST) From: Yangtao Li To: myungjoo.ham@samsung.com, kyungmin.park@samsung.com, cw00.choi@samsung.com, krzk@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, digetx@gmail.com, thierry.reding@gmail.com, jonathanh@nvidia.com, yuq825@gmail.com, airlied@linux.ie, daniel@ffwll.ch, robdclark@gmail.com, sean@poorly.run, robh@kernel.org, tomeu.vizoso@collabora.com, steven.price@arm.com, alyssa.rosenzweig@collabora.com, stanimir.varbanov@linaro.org, agross@kernel.org, bjorn.andersson@linaro.org, mchehab@kernel.org, lukasz.luba@arm.com, adrian.hunter@intel.com, ulf.hansson@linaro.org, vireshk@kernel.org, nm@ti.com, sboyd@kernel.org, broonie@kernel.org, gregkh@linuxfoundation.org, jirislaby@kernel.org, rjw@rjwysocki.net, jcrouse@codeaurora.org, hoegsberg@google.com, eric@anholt.net, tzimmermann@suse.de, marijn.suijten@somainline.org, gustavoars@kernel.org, emil.velikov@collabora.com, jonathan@marek.ca, akhilpo@codeaurora.org, smasetty@codeaurora.org, airlied@redhat.com, masneyb@onstation.org, kalyan_t@codeaurora.org, tanmay@codeaurora.org, tiny.windzz@gmail.com, ddavenport@chromium.org, jsanka@codeaurora.org, rnayak@codeaurora.org, tongtiangen@huawei.com, miaoqinglang@huawei.com, khsieh@codeaurora.org, abhinavk@codeaurora.org, chandanu@codeaurora.org, groeck@chromium.org, varar@codeaurora.org, mka@chromium.org, harigovi@codeaurora.org, rikard.falkeborn@gmail.com, natechancellor@gmail.com, georgi.djakov@linaro.org, akashast@codeaurora.org, parashar@codeaurora.org, dianders@chromium.org Cc: linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-tegra@vger.kernel.org, dri-devel@lists.freedesktop.org, lima@lists.freedesktop.org, linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org, linux-media@vger.kernel.org, linux-mmc@vger.kernel.org, linux-spi@vger.kernel.org, linux-serial@vger.kernel.org Subject: [PATCH 09/31] spi: spi-qcom-qspi: fix potential mem leak in spi_geni_probe() Date: Fri, 1 Jan 2021 16:54:45 +0000 Message-Id: <20210101165507.19486-10-tiny.windzz@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210101165507.19486-1-tiny.windzz@gmail.com> References: <20210101165507.19486-1-tiny.windzz@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Use devm_pm_opp_* API to simplify code, and we don't need to make opp_table glabal. Let's remove opp_table from geni_se later. Signed-off-by: Yangtao Li Acked-by: Mark brown --- drivers/spi/spi-geni-qcom.c | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-) diff --git a/drivers/spi/spi-geni-qcom.c b/drivers/spi/spi-geni-qcom.c index 2b5a164fecb9..e330c46a9243 100644 --- a/drivers/spi/spi-geni-qcom.c +++ b/drivers/spi/spi-geni-qcom.c @@ -590,6 +590,7 @@ static int spi_geni_probe(struct platform_device *pdev) void __iomem *base; struct clk *clk; struct device *dev = &pdev->dev; + struct opp_table *opp_table; irq = platform_get_irq(pdev, 0); if (irq < 0) @@ -615,13 +616,13 @@ static int spi_geni_probe(struct platform_device *pdev) mas->se.wrapper = dev_get_drvdata(dev->parent); mas->se.base = base; mas->se.clk = clk; - mas->se.opp_table = dev_pm_opp_set_clkname(&pdev->dev, "se"); - if (IS_ERR(mas->se.opp_table)) - return PTR_ERR(mas->se.opp_table); + opp_table = devm_pm_opp_set_clkname(dev, "se"); + if (IS_ERR(opp_table)) + return PTR_ERR(opp_table); /* OPP table is optional */ - ret = dev_pm_opp_of_add_table(&pdev->dev); + ret = devm_pm_opp_of_add_table(dev); if (ret) { - dev_pm_opp_put_clkname(mas->se.opp_table); + devm_pm_opp_put_clkname(dev, opp_table); if (ret != -ENODEV) { dev_err(&pdev->dev, "invalid OPP table in device tree\n"); return ret; @@ -677,8 +678,6 @@ static int spi_geni_probe(struct platform_device *pdev) free_irq(mas->irq, spi); spi_geni_probe_runtime_disable: pm_runtime_disable(dev); - dev_pm_opp_of_remove_table(&pdev->dev); - dev_pm_opp_put_clkname(mas->se.opp_table); return ret; } @@ -692,8 +691,6 @@ static int spi_geni_remove(struct platform_device *pdev) free_irq(mas->irq, spi); pm_runtime_disable(&pdev->dev); - dev_pm_opp_of_remove_table(&pdev->dev); - dev_pm_opp_put_clkname(mas->se.opp_table); return 0; }