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 2A8FFC6FA8E for ; Mon, 27 Feb 2023 02:36:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231651AbjB0Cen (ORCPT ); Sun, 26 Feb 2023 21:34:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50322 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229792AbjB0Ce1 (ORCPT ); Sun, 26 Feb 2023 21:34:27 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0A8F7EC74; Sun, 26 Feb 2023 18:33:24 -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 0C7AF60DDA; Mon, 27 Feb 2023 02:11:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8E7D7C4339B; Mon, 27 Feb 2023 02:11:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1677463862; bh=G650scPWlAzgDmOZ2CO8mefQOv6xmBrA2NpUHS2ufPs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Xjb9gadPLArju1HvJUnyYOS02/k1mdOhq9V6ayKztWcLqRw+5Pwvat2qPIuBUDHuZ amywawWHMKwfslGa6eQuWWGXTPJTaFLCaNKFw28rvqpTBGze5aT6DS1WpWb5DNIRvh 8IIHsZOLn0m2O9bpjfgDzovDLxqh7ZnZAa2jXzxI82aZPJKIORD/wrsox5Fe7ktSc5 uNKdukS6IOAOjaI2usL3IUv8PbH/kbvTc++3q0MsIndpSivvw+sh65HfYgJPRMdvfM 6qGSmmBDSqqK+40ikpyQIXYpm1vNHhVdUFySxQUs9bP6ebPwzyiPRH4VnVdVi3gDgF yq6Gq63we1unw== 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 5.4 11/15] pinctrl: at91: use devm_kasprintf() to avoid potential leaks Date: Sun, 26 Feb 2023 21:10:30 -0500 Message-Id: <20230227021038.1052958-11-sashal@kernel.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230227021038.1052958-1-sashal@kernel.org> References: <20230227021038.1052958-1-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-kernel@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 d6de4d360cd4f..4ee3fcc6c91fe 100644 --- a/drivers/pinctrl/pinctrl-at91-pio4.c +++ b/drivers/pinctrl/pinctrl-at91-pio4.c @@ -1011,8 +1011,8 @@ 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 d6e7e9f0ddec2..39a55fd85b192 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