From nobody Fri Dec 19 17:35:52 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 AAC89C07E9D for ; Mon, 26 Sep 2022 11:14:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234837AbiIZLNf (ORCPT ); Mon, 26 Sep 2022 07:13:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44406 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237313AbiIZLMx (ORCPT ); Mon, 26 Sep 2022 07:12:53 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0659561B1A; Mon, 26 Sep 2022 03:35:54 -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 ams.source.kernel.org (Postfix) with ESMTPS id 7FEF9B8055F; Mon, 26 Sep 2022 10:35:54 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id DE456C433D6; Mon, 26 Sep 2022 10:35:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1664188553; bh=i0Xk2JQ7albmN+ARTUEeG9Xw8SDfh02w6i385L2WfnM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=a4NFTGQG4wGW90WpZAkzdjIB453h0J2hvTqR0U1SRHXbLyUinEx55LjMjRg0X35+0 UlIS5xLSGTEU6tjIFsNd7zc8+r53hcq9wnhHi8UaKM2JpSkpS8b5r/HpYdTJ0FiXUJ oBSUJuTgkMlDyt8UqUaLXpYA9NpeF7fSnxnfiWdE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Andy Shevchenko , Bartosz Golaszewski Subject: [PATCH 5.15 044/148] gpio: mockup: Fix potential resource leakage when register a chip Date: Mon, 26 Sep 2022 12:11:18 +0200 Message-Id: <20220926100757.663460468@linuxfoundation.org> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20220926100756.074519146@linuxfoundation.org> References: <20220926100756.074519146@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: Andy Shevchenko commit 02743c4091ccfb246f5cdbbe3f44b152d5d12933 upstream. If creation of software node fails, the locally allocated string array is left unfreed. Free it on error path. Fixes: 6fda593f3082 ("gpio: mockup: Convert to use software nodes") Cc: stable@vger.kernel.org Signed-off-by: Andy Shevchenko Signed-off-by: Bartosz Golaszewski Signed-off-by: Greg Kroah-Hartman --- drivers/gpio/gpio-mockup.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/drivers/gpio/gpio-mockup.c +++ b/drivers/gpio/gpio-mockup.c @@ -554,8 +554,10 @@ static int __init gpio_mockup_register_c } =20 fwnode =3D fwnode_create_software_node(properties, NULL); - if (IS_ERR(fwnode)) + if (IS_ERR(fwnode)) { + kfree_strarray(line_names, ngpio); return PTR_ERR(fwnode); + } =20 pdevinfo.name =3D "gpio-mockup"; pdevinfo.id =3D idx;