From mboxrd@z Thu Jan 1 00:00:00 1970 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 501DFC64ED6 for ; Mon, 27 Feb 2023 02:14:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230273AbjB0COh (ORCPT ); Sun, 26 Feb 2023 21:14:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39882 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231219AbjB0CN4 (ORCPT ); Sun, 26 Feb 2023 21:13:56 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BE82D1A66A; Sun, 26 Feb 2023 18:11:53 -0800 (PST) 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 40A2060DC6; Mon, 27 Feb 2023 02:10:29 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B55D8C4339C; Mon, 27 Feb 2023 02:10:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1677463828; bh=IaA0/UnBxUWDpOrBsYtFN+WVHFExxf13OrWqPjVy+zs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=gWJEJXPudWXkex1mBF0UtbXnR07ZiI8bVjz3O2OMdYaao1jMjH+0NQNdsud/P/JSb 2y/qyBP0qLTgfjUtWwjdxNNrOINaFfhlWKaOnder5clSEto0mOHCOqGY9sgIX7T0b7 MG8yVmNzY7MaNNCzY2WPrjMH9zbwM0L/7J7nBKOmuZ0jsTEbrm+sj+009lUFl/Zd4+ s+5q7wdisrBPTud1wStlrzRi3EUOIDjFGQfUMBuHt/WOM/j445MzEHLrX8vz8IagAH usenWtZsTfeYyYhkNARYs75UazSSZk7waenTg34JFQ5Tsfa2kPn1hrePdwcStnEGaQ jhouxqwtDAUvw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Claudiu Beznea , Linus Walleij , Sasha Levin , ludovic.desroches@microchip.com, nicolas.ferre@microchip.com, alexandre.belloni@bootlin.com, linux-arm-kernel@lists.infradead.org, linux-gpio@vger.kernel.org Subject: [PATCH AUTOSEL 5.10 14/19] pinctrl: at91: use devm_kasprintf() to avoid potential leaks Date: Sun, 26 Feb 2023 21:09:49 -0500 Message-Id: <20230227020957.1052252-14-sashal@kernel.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230227020957.1052252-1-sashal@kernel.org> References: <20230227020957.1052252-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org From: Claudiu Beznea [ Upstream commit 1c4e5c470a56f7f7c649c0c70e603abc1eab15c4 ] Use devm_kasprintf() instead of kasprintf() to avoid any potential leaks. At the moment drivers have no remove functionality thus there is no need for fixes tag. Signed-off-by: Claudiu Beznea Link: https://lore.kernel.org/r/20230203132714.1931596-1-claudiu.beznea@microchip.com Signed-off-by: Linus Walleij Signed-off-by: Sasha Levin --- drivers/pinctrl/pinctrl-at91-pio4.c | 4 ++-- drivers/pinctrl/pinctrl-at91.c | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/pinctrl/pinctrl-at91-pio4.c b/drivers/pinctrl/pinctrl-at91-pio4.c index 578b387100d9b..d2e2b101978f8 100644 --- a/drivers/pinctrl/pinctrl-at91-pio4.c +++ b/drivers/pinctrl/pinctrl-at91-pio4.c @@ -1081,8 +1081,8 @@ static int atmel_pinctrl_probe(struct platform_device *pdev) pin_desc[i].number = i; /* Pin naming convention: P(bank_name)(bank_pin_number). */ - pin_desc[i].name = kasprintf(GFP_KERNEL, "P%c%d", - bank + 'A', line); + pin_desc[i].name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "P%c%d", + bank + 'A', line); group->name = group_names[i] = pin_desc[i].name; group->pin = pin_desc[i].number; diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c index 9015486e38c18..52ecd47c18e2d 100644 --- a/drivers/pinctrl/pinctrl-at91.c +++ b/drivers/pinctrl/pinctrl-at91.c @@ -1891,7 +1891,7 @@ static int at91_gpio_probe(struct platform_device *pdev) } for (i = 0; i < chip->ngpio; i++) - names[i] = kasprintf(GFP_KERNEL, "pio%c%d", alias_idx + 'A', i); + names[i] = devm_kasprintf(&pdev->dev, GFP_KERNEL, "pio%c%d", alias_idx + 'A', i); chip->names = (const char *const *)names; -- 2.39.0