From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759516Ab3BMBaW (ORCPT ); Tue, 12 Feb 2013 20:30:22 -0500 Received: from mail-ie0-f173.google.com ([209.85.223.173]:60404 "EHLO mail-ie0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752735Ab3BMBaV (ORCPT ); Tue, 12 Feb 2013 20:30:21 -0500 Message-ID: <1360718985.14930.1.camel@phoenix> Subject: [PATCH 1/2] regulator: s5m8767: Fix dev argument for devm_kzalloc and of_get_regulator_init_data From: Axel Lin To: Mark Brown Cc: Amit Daniel Kachhap , Sachin Kamat , Thomas Abraham , Sangbeom Kim , LiamGirdwood , linux-kernel@vger.kernel.org Date: Wed, 13 Feb 2013 09:29:45 +0800 Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3-0ubuntu6 Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use &pdev->dev rather than iodev->dev for devm_kzalloc() and of_get_regulator_init_data(), this fixes memory leak. Signed-off-by: Axel Lin --- drivers/regulator/s5m8767.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/drivers/regulator/s5m8767.c b/drivers/regulator/s5m8767.c index 194b5dd..ef0532d 100644 --- a/drivers/regulator/s5m8767.c +++ b/drivers/regulator/s5m8767.c @@ -515,9 +515,10 @@ static int s5m8767_pmic_dt_parse_ds_gpio(struct sec_pmic_dev *iodev, return 0; } -static int s5m8767_pmic_dt_parse_pdata(struct sec_pmic_dev *iodev, +static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev, struct sec_platform_data *pdata) { + struct sec_pmic_dev *iodev = dev_get_drvdata(pdev->dev.parent); struct device_node *pmic_np, *regulators_np, *reg_np; struct sec_regulator_data *rdata; struct sec_opmode_data *rmode; @@ -538,7 +539,7 @@ static int s5m8767_pmic_dt_parse_pdata(struct sec_pmic_dev *iodev, /* count the number of regulators to be supported in pmic */ pdata->num_regulators = of_get_child_count(regulators_np); - rdata = devm_kzalloc(iodev->dev, sizeof(*rdata) * + rdata = devm_kzalloc(&pdev->dev, sizeof(*rdata) * pdata->num_regulators, GFP_KERNEL); if (!rdata) { dev_err(iodev->dev, @@ -546,7 +547,7 @@ static int s5m8767_pmic_dt_parse_pdata(struct sec_pmic_dev *iodev, return -ENOMEM; } - rmode = devm_kzalloc(iodev->dev, sizeof(*rmode) * + rmode = devm_kzalloc(&pdev->dev, sizeof(*rmode) * pdata->num_regulators, GFP_KERNEL); if (!rdata) { dev_err(iodev->dev, @@ -570,7 +571,7 @@ static int s5m8767_pmic_dt_parse_pdata(struct sec_pmic_dev *iodev, rdata->id = i; rdata->initdata = of_get_regulator_init_data( - iodev->dev, reg_np); + &pdev->dev, reg_np); rdata->reg_node = reg_np; rdata++; rmode->id = i; @@ -642,7 +643,7 @@ static int s5m8767_pmic_dt_parse_pdata(struct sec_pmic_dev *iodev, return 0; } #else -static int s5m8767_pmic_dt_parse_pdata(struct sec_pmic_dev *iodev, +static int s5m8767_pmic_dt_parse_pdata(struct platform_device *pdev, struct sec_platform_data *pdata) { return 0; @@ -659,7 +660,7 @@ static int s5m8767_pmic_probe(struct platform_device *pdev) int i, ret, size, buck_init; if (iodev->dev->of_node) { - ret = s5m8767_pmic_dt_parse_pdata(iodev, pdata); + ret = s5m8767_pmic_dt_parse_pdata(pdev, pdata); if (ret) return ret; } -- 1.7.9.5