From nobody Tue Sep 16 20:10:50 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 2EF78C4332F for ; Thu, 29 Dec 2022 07:55:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233055AbiL2Hxj (ORCPT ); Thu, 29 Dec 2022 02:53:39 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59690 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230237AbiL2Hxe (ORCPT ); Thu, 29 Dec 2022 02:53:34 -0500 Received: from mail-pf1-x42b.google.com (mail-pf1-x42b.google.com [IPv6:2607:f8b0:4864:20::42b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6B95EF585 for ; Wed, 28 Dec 2022 23:53:33 -0800 (PST) Received: by mail-pf1-x42b.google.com with SMTP id k19so4464896pfg.11 for ; Wed, 28 Dec 2022 23:53:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:to :from:from:to:cc:subject:date:message-id:reply-to; bh=wDeSYbJRD5UIxf0kkPf6Les3H3nIVnzcLc/ji7ALnCE=; b=qtpzgTHlnAUEX2ly37pMS8tGaRlIXK0hm2KhLHj9n1OgGC9mPJ4R3s1wEEjDXcr7v8 LH/xO2CKUW7TThMnCXMQEU9Fk5xFelRz6bQcuIWar7ylBvHdnqsKlrLT9D6avGwhi1k3 LmoOfoEoWvjBIA2cf40UqTdy6hKv1svsnmqN10EGTR7WwHtxWgAwe08tA8Sp5BiuBktj 2ju9o7VcUAj4/KeelGsnMQNp3IcuNtJuvIASxr7+eJX/yilF8MgvPSYnudnfAm3/5xvt i0tWic8Sgt7ZkiBubZUj1ckNt5qyowqTIWpqOgNKZPebk0yxzwrGsJBHf+fMUC3tgzj5 Y/2Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:to :from:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=wDeSYbJRD5UIxf0kkPf6Les3H3nIVnzcLc/ji7ALnCE=; b=zhURCT4uDETmXKC9umyxVE8I65Elkdzwr4Eu0Lznt0fVPIiHwQ89a/uAoai5CxP2l3 yZYT/PM0t1bOnGThzrwPR3Blgzw3BIebU6AmXwP2BRDXTn6bU0yFJa/9hdYnexKz3nHp nS1jZmqkzF6U0OFfn9PsTrAB8dc7eVMcoAXivCWzwDLbyl4NCmwWd2RgVR9tU4foCb/9 Klj6WxsbdNT/6S9XmNoofDL7Al56D5gz8TLA0H1NoLz14DE/xw5wUVZMKNHQcmSCfVUO d3uDDc3g6j2/WHEufyL6MSNqkajaf5mqTipkj23FaavLanVr3K7SDHHv1f55CyOpWGtx ZVpQ== X-Gm-Message-State: AFqh2kpZmVKzDkTl5yhcUy2ZYB4Q7hgy3J5Tq05eu6Aqu9J86wi5xx07 U7DQ/iAu8K+lB3iWLXj2qA0= X-Google-Smtp-Source: AMrXdXv9sdoL0oUYN50GZYSQ/Q+vg/lYZGOj0iBbbAfLxbLORZ9wpsaC7se50iwwDrJg9KKX5LDS8w== X-Received: by 2002:a05:6a00:410b:b0:57a:9482:843b with SMTP id bu11-20020a056a00410b00b0057a9482843bmr31812196pfb.5.1672300412939; Wed, 28 Dec 2022 23:53:32 -0800 (PST) Received: from localhost.localdomain ([202.120.234.246]) by smtp.googlemail.com with ESMTPSA id x24-20020aa78f18000000b0058134d2df41sm6126235pfr.146.2022.12.28.23.53.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 28 Dec 2022 23:53:32 -0800 (PST) From: Miaoqian Lin To: Richard Weinberger , Anton Ivanov , Johannes Berg , Jakub Kicinski , Miaoqian Lin , "David S. Miller" , Wolfram Sang , linux-um@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH] um: vector: Fix memory leak in vector_config Date: Thu, 29 Dec 2022 11:53:21 +0400 Message-Id: <20221229075323.1394010-1-linmq006@gmail.com> X-Mailer: git-send-email 2.25.1 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" kstrdup() return newly allocated copy of the string. Call kfree() to release the memory when after use. Fixes: 49da7e64f33e ("High Performance UML Vector Network Driver") Signed-off-by: Miaoqian Lin --- arch/um/drivers/vector_kern.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/um/drivers/vector_kern.c b/arch/um/drivers/vector_kern.c index ded7c47d2fbe..78f32005dd90 100644 --- a/arch/um/drivers/vector_kern.c +++ b/arch/um/drivers/vector_kern.c @@ -765,6 +765,7 @@ static int vector_config(char *str, char **error_out) =20 parsed =3D uml_parse_vector_ifspec(params); =20 + kfree(params); if (parsed =3D=3D NULL) { *error_out =3D "vector_config failed to parse parameters"; return -EINVAL; --=20 2.25.1