From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-lf1-f53.google.com (mail-lf1-f53.google.com [209.85.167.53]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 54BB21867 for ; Wed, 20 Apr 2022 17:50:23 +0000 (UTC) Received: by mail-lf1-f53.google.com with SMTP id d6so4311190lfv.9 for ; Wed, 20 Apr 2022 10:50:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=message-id:date:mime-version:user-agent:subject:content-language:to :cc:references:from:in-reply-to:content-transfer-encoding; bh=2ZGr/C4YHnUNk7lN0mv918/bGtJvx/1MHI63Lmkgn+E=; b=XI+G083i3kbH2ZRnllhvwDYgzjAniaZMIMKiGuBohJYBKoI3HwFR+TLEbkaohtAHLt /9SiWWtjeouR1C/FUGa5ZDZDxrUQAZjQBdU5wfGU9UnLKeiqHt27eiMWYwaMWJTNTV8p bkxqxL3cDZkjttS2Ot4ytFwE+MkVfkDFmd04ccmZFYkZmi7kdEObf+AooIw8lCFnCs8W EWUX3+obkK85/1XHobtVwfyRsNGuRM8TMoA0pjulswKgfvSeQHU7bUeEfgy0nW8qxF4Z c7U8S9iffS3yDgdjNgQG9qxdDbR3jJqVnYO8BA1FL/Jh2Ii3WRLJRLKrdeistIJt7505 DvFw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=2ZGr/C4YHnUNk7lN0mv918/bGtJvx/1MHI63Lmkgn+E=; b=gO7U2Cgy3H3GLJyLKq160IKA3q1jxSp7vpNuXPqIHzR+4lXayxwkmRIxXom0jTsbN/ syr/0CfY0EedleXLNOsSdQSIEpUiuFPVaTOwQa5FS3nayDHk7ScxodEKeCOYnenMw+1S npbIaaOcY5EqeWkQeKEHtUN8hI1BCjN4csWfTbJTIEWJ/7ZhE6iEELMAHAbZ/4I4WMJi l4hr8k91XEYhSyADp6wwwbMaIyroH12xtexORfCti14SnGXJNWIqphsslQbsbPY/ltnE dH1bwWY3bSqknp6M3AN2VdGbi/iijODVFd6AS+XJXYwOAhzyEpfgKW7jxhfp9E52OS44 YntQ== X-Gm-Message-State: AOAM530dd+Smqw65tRuDwtYPbP8CGhCBd4D7ei7cfIxO89EaxZvg5YuI h9ollVrK6A6xK30zSdMvxH+NBVsyh5ozDwMA X-Google-Smtp-Source: ABdhPJz7zOAmPJaWfffoVrh/Yp0ZX6KkJOKzy2SKhApJ5vbCy2LH3v+PPDT6G4PHEzVD3uKAnEzI6Q== X-Received: by 2002:a05:6512:10d4:b0:471:a1f3:62eb with SMTP id k20-20020a05651210d400b00471a1f362ebmr8589788lfg.76.1650477021425; Wed, 20 Apr 2022 10:50:21 -0700 (PDT) Received: from ?IPV6:2001:14ba:9cae:8c00:9682:e720:334f:2fac? (dxw3k4yf2tnxwyp6sg02y-3.rev.dnainternet.fi. [2001:14ba:9cae:8c00:9682:e720:334f:2fac]) by smtp.gmail.com with ESMTPSA id b6-20020a196706000000b0046b8cf894d9sm1884157lfc.216.2022.04.20.10.50.20 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 20 Apr 2022 10:50:20 -0700 (PDT) Message-ID: <1fccbccb-b7d0-6f9f-e4c2-14d36e7c912c@gmail.com> Date: Wed, 20 Apr 2022 20:50:27 +0300 Precedence: bulk X-Mailing-List: ntfs3@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.8.0 Subject: Re: [PATCH] fs: ntfs3: fix Using uninitialized value n when calling indx_read Content-Language: en-US To: chinayanlei2002@163.com, almaz.alexandrovich@paragon-software.com Cc: ntfs3@lists.linux.dev, Yan Lei References: <20220410060929.4027-1-chinayanlei2002@163.com> From: Kari Argillander In-Reply-To: <20220410060929.4027-1-chinayanlei2002@163.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit This patch is sended from address chinayanlei2002@163.com you need to send it from yan_lei@dahuatech.com this was probably mistake? Also please write commit message. Always good to write how did you spot this and what message some analyzer showed to you. This way everyone else will can verify and maybe even learn to use new tools. This also looks like it really fix something so this needs fix tag so it can be easily back ported to stable. On 10.4.2022 9.09, chinayanlei2002@163.com wrote: > From: Yan Lei > > Signed-off-by: Yan Lei > --- > fs/ntfs3/index.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/fs/ntfs3/index.c b/fs/ntfs3/index.c > index 6f81e3a49..76ebea253 100644 > --- a/fs/ntfs3/index.c > +++ b/fs/ntfs3/index.c > @@ -1994,7 +1994,7 @@ static int indx_free_children(struct ntfs_index *indx, struct ntfs_inode *ni, > const struct NTFS_DE *e, bool trim) > { > int err; > - struct indx_node *n; > + struct indx_node *n = NULL; > struct INDEX_HDR *hdr; > CLST vbn = de_get_vbn(e); > size_t i;