From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ed1-f49.google.com (mail-ed1-f49.google.com [209.85.208.49]) (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 074B438F9C for ; Mon, 18 Nov 2024 10:02:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.49 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731924124; cv=none; b=nNqi5tYEyviHnV2kZjoJ0gstimlK9gIa7ukMn87WahSlQMBn4iLcWcOPpcoQPIk/2+H95VT2JK6eAtyl36R8jRMAOyoeXdsXOjpsOauP/cPNp5OhbRicFc7OsBSpxFs1zt0+Ksst8PaWcbMnMK4Xi3o2rCYeviVDQgIUFmCz1eM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1731924124; c=relaxed/simple; bh=X3rALBrsWbhNwYRL7eVm/R0AlUu7sUXAMt5veo43cbs=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=GAnlKopdXNnaooD3iVzXbhwRFciQGxPYjgLph6vCyVwCCBusaiLwXjAq2tFwP4oSH72z6GoAI4zSQ1tiBLJiL9fhb4iEyfVsNhWrP4hjybIxcaq4BGEc1HTE2+GAfSj48MgaSAE8XI480X1fBonknku5pILMIEJamOPLNxLr49g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=mandelbit.com; spf=pass smtp.mailfrom=mandelbit.com; dkim=pass (2048-bit key) header.d=mandelbit.com header.i=@mandelbit.com header.b=EQSAuhoC; arc=none smtp.client-ip=209.85.208.49 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=mandelbit.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mandelbit.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=mandelbit.com header.i=@mandelbit.com header.b="EQSAuhoC" Received: by mail-ed1-f49.google.com with SMTP id 4fb4d7f45d1cf-5cefa22e9d5so4935574a12.3 for ; Mon, 18 Nov 2024 02:02:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mandelbit.com; s=google; t=1731924119; x=1732528919; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:organization:autocrypt:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:from:to:cc:subject:date:message-id:reply-to; bh=jHURZFy9aiwdhHHnil8gSGPlV/OUVmD0EY6yA24x9iA=; b=EQSAuhoCxzDhSlNkTUzK1nTjMzRUJHp1XRoMuQq6oIElupzAOhcVmyHF14TOk+nIoc qscMAPEjHHRIC+sPYaROZoLEMCxqzocuyJF/xEU1s/mQEiHOynnQClElsPf+jaEoyJc3 4mtseRkfq1KSlUrLNiLYLvURjfpCYn0QwUYoxVKyGYeM+GTKeyqqbPGCP+13ANHP80z7 aB4OJV7vYlACZFcd2ctExDMOWNgClTwj27TAhXEJo127BW0TZJUNTEzzwsiqnN7yHoNm IzqyGDLoaOI4xggQvT1a6C4mTcerVq/1Ib+cb1QTTj1ZgYzfva32KnigIIsCxfXvL6XY aNXg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1731924119; x=1732528919; h=content-transfer-encoding:in-reply-to:organization:autocrypt:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=jHURZFy9aiwdhHHnil8gSGPlV/OUVmD0EY6yA24x9iA=; b=ol29KShbOYZB+S1V4DQ9NtFeyHMnpJS7plwTJKNsvsYOyHlXbz0g5KVE4HzuyarUkZ 36O2Rs/xCZEls1WttVRSWADWqQnb4f1hoBjjb32IhgNfvwoga/L2A8iCNoJ+F19ABixZ jUhooVsgvMeIJoQb848aErDNxhvyQ7UfljSwGmlZ2V3lpOXrGoI/O+gfoO6dcAXdj2fP 7XoPNQA4xu1LexKJZzJB4+EhZ3kRk8P+jL1id/nQdCwO68VKYtrIWwgX+ELih0BNv9EJ B7JCRBvSZewYBOPTBBV4ntisIlJVzWfXCdGHeYTeXdwP748wwegCSP1/MdJoIvAUO+ic LnYw== X-Forwarded-Encrypted: i=1; AJvYcCWfzQIpWuzozBH2+MUDLpDXPCGSML1QRMTgK6V1LqiNMaVDXTBTmQzLR9ENJOxdhxMc0cGhic9LZAuwdX8=@vger.kernel.org X-Gm-Message-State: AOJu0YyIohr5HpKz0r9BajI+5fCNGDQxZ5kLQIgYdth0YPzivXAp1lHg E4oNMXpb41mPmd0bZDrfL91Nkbly7pWipDDb9uGVY6mmvadBrKYQC82JWwZ1gIw= X-Google-Smtp-Source: AGHT+IFvQRH2J7KQ/l0wOkiACkGuFYXbMUXAHLt55EapsIvf0tSTlVwd4hcelD8gzVitr/KCqIV4XA== X-Received: by 2002:a05:6402:348d:b0:5cf:a759:b27b with SMTP id 4fb4d7f45d1cf-5cfa759c16bmr5593330a12.33.1731924119280; Mon, 18 Nov 2024 02:01:59 -0800 (PST) Received: from ?IPV6:2001:67c:2fbc:1:3371:f05f:468d:9cb? ([2001:67c:2fbc:1:3371:f05f:468d:9cb]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-aa20df50b65sm522242466b.54.2024.11.18.02.01.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 18 Nov 2024 02:01:58 -0800 (PST) Message-ID: <307a2ff6-eeb7-4b86-a5c6-c438dcec618e@mandelbit.com> Date: Mon, 18 Nov 2024 11:02:27 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] ubifs: fix uninitialized variable usage To: Zhihao Cheng , linux-mtd@lists.infradead.org Cc: Richard Weinberger , linux-kernel@vger.kernel.org References: <20241115222634.32259-1-antonio@mandelbit.com> Content-Language: en-US From: Antonio Quartulli Autocrypt: addr=antonio@mandelbit.com; keydata= xsFNBFN3k+ABEADEvXdJZVUfqxGOKByfkExNpKzFzAwHYjhOb3MTlzSLlVKLRIHxe/Etj13I X6tcViNYiIiJxmeHAH7FUj/yAISW56lynAEt7OdkGpZf3HGXRQz1Xi0PWuUINa4QW+ipaKmv voR4b1wZQ9cZ787KLmu10VF1duHW/IewDx9GUQIzChqQVI3lSHRCo90Z/NQ75ZL/rbR3UHB+ EWLIh8Lz1cdE47VaVyX6f0yr3Itx0ZuyIWPrctlHwV5bUdA4JnyY3QvJh4yJPYh9I69HZWsj qplU2WxEfM6+OlaM9iKOUhVxjpkFXheD57EGdVkuG0YhizVF4p9MKGB42D70pfS3EiYdTaKf WzbiFUunOHLJ4hyAi75d4ugxU02DsUjw/0t0kfHtj2V0x1169Hp/NTW1jkqgPWtIsjn+dkde dG9mXk5QrvbpihgpcmNbtloSdkRZ02lsxkUzpG8U64X8WK6LuRz7BZ7p5t/WzaR/hCdOiQCG RNup2UTNDrZpWxpwadXMnJsyJcVX4BAKaWGsm5IQyXXBUdguHVa7To/JIBlhjlKackKWoBnI Ojl8VQhVLcD551iJ61w4aQH6bHxdTjz65MT2OrW/mFZbtIwWSeif6axrYpVCyERIDEKrX5AV rOmGEaUGsCd16FueoaM2Hf96BH3SI3/q2w+g058RedLOZVZtyQARAQABzSlBbnRvbmlvIFF1 YXJ0dWxsaSA8YW50b25pb0BtYW5kZWxiaXQuY29tPsLBrQQTAQgAVwIbAwULCQgHAwUVCgkI CwUWAgMBAAIeAQIXgAUJFZDZMhYhBMq9oSggF8JnIZiFx0jwzLaPWdFMBQJhFSq4GBhoa3Bz Oi8va2V5cy5vcGVucGdwLm9yZwAKCRBI8My2j1nRTC6+EACi9cdzbzfIaLxGfn/anoQyiK8r FMgjYmWMSMukJMe0OA+v2+/VTX1Zy8fRwhjniFfiypMjtm08spZpLGZpzTQJ2i07jsAZ+0Kv ybRYBVovJQJeUmlkusY3H4dgodrK8RJ5XK0ukabQlRCe2gbMja3ec/p1sk26z25O/UclB2ti YAKnd/KtD9hoJZsq+sZFvPAhPEeMAxLdhRZRNGib82lU0iiQO+Bbox2+Xnh1+zQypxF6/q7n y5KH/Oa3ruCxo57sc+NDkFC2Q+N4IuMbvtJSpL1j6jRc66K9nwZPO4coffgacjwaD4jX2kAp saRdxTTr8npc1MkZ4N1Z+vJu6SQWVqKqQ6as03pB/FwLZIiU5Mut5RlDAcqXxFHsium+PKl3 UDL1CowLL1/2Sl4NVDJAXSVv7BY51j5HiMuSLnI/+99OeLwoD5j4dnxyUXcTu0h3D8VRlYvz iqg+XY2sFugOouX5UaM00eR3Iw0xzi8SiWYXl2pfeNOwCsl4fy6RmZsoAc/SoU6/mvk82OgN ABHQRWuMOeJabpNyEzA6JISgeIrYWXnn1/KByd+QUIpLJOehSd0o2SSLTHyW4TOq0pJJrz03 oRIe7kuJi8K2igJrfgWxN45ctdxTaNW1S6X1P5AKTs9DlP81ZiUYV9QkZkSS7gxpwvP7CCKF n11s24uF1c7ATQRmaEkXAQgA4BaIiPURiRuKTFdJI/cBrOQj5j8gLN0UOaJdetid/+ZgTM5E HQq+o1FA50vKNsso9DBKNgS3W6rApoPUtEtsDsWmS0BKEMrjIiWOTGG8Mjyx6Z9DlYT/UmP8 j9BT7hVeGR3pS++nJC38uJa/IB+8TE8S+GIyeyDbORBsFD8zg2ztyTTNDgFMBXNb8aqhPbPT eaCnUWHGR/Mcwo9DoiYSm5jlxlNDCsFSBaJ/ofMK1AkvsilrZ8WcNogdB6IkbRFeX+D3HdiX BYazE4WulZayHoYjQyjZbaeSKcQi2zjz7A0MEIxwyU5oxinIAjt9PnOIO4bYIEDTrRlPuqp2 XptpdQARAQABwsF8BBgBCAAmFiEEyr2hKCAXwmchmIXHSPDMto9Z0UwFAmZoSRcCGwwFCQHh M4AACgkQSPDMto9Z0UxtFQ//S3kWuMXwpjq4JThPHTb01goM33MmvQJXBIaw18LxZaicqzrp ATWl3rEFWgHO7kicVFZrZ53p3q8HDYFokcLRoyDeLDAFsSA+fgnHz1B9zMUwm8Wb4w1zYMsO uo3NpBKoHNDlK9SPGHyVD6KoCGLQw+/h7ZhtcPRE7I74hNGBBVkFVeg+bggkZhaCZWbE/fih RCEEzuKl8JVtw4VTk4+F33+OfUEIfOKv7+LR9jZn9p7ExgfBdQyFr+K2+wEcZwgRgqTs8v0U R+zCVur69agK1RNRzQCMOAHvoBxRXHEm3HGnK8RL1oXFYPtBz52cYmd/FUkjTNs3Zvft9fXf wF/bs24qmiS/SwGc0S2wPtNjiAHPhCG9E1IGWLQTlsZRuQzfWuHgjPbVCTRwLBH0P+/BBWyA +8aKhGqG8Va0uwS3/EqiU6ZRYD+M/SnzCdD7eNjpr8Mn6jkudUXMWpsrd9KiMpt+vdtjfeJl NKMNf0DgFyiFHKqGek1jIcvfqBo6c2c5z65cUJ2hCQjnfWFePMixWzY6V9G5+4OtbAC/56ba 45MGdFf2cXH2Q9I7jZOQUrnkOvkQN4E7e/fet5yxy4HxVU3nG+HQZXntCt772wmsSrsSz1br T1r4zTJElYkSMWcxr+OwZn5DIsPlBMvpIa5n2AojdbVJ8Vk7NXuEezE9Nno= Organization: Mandelbit SRL In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 16/11/2024 03:02, Zhihao Cheng wrote: > 在 2024/11/16 6:26, Antonio Quartulli 写道: >> In ubifs_jnl_write_inode(), when an inode cannot be deleted >> due to too many xattrs, err is passed to ubifs_ro_mode() >> uninitialized, thus leading to bogus error reporting. >> >> Fix this case by passing -EPERM, which is the same value that >> ubifs_jnl_write_inode() is going to return to the caller. >> >> This fixes 1 UNINIT issue reported by Coverity >> Report: CID 1601860: Uninitialized scalar variable (UNINIT) >> >> Cc: Richard Weinberger >> Cc: Zhihao Cheng >> Cc: linux-kernel@vger.kernel.org (open list) >> Signed-off-by: Antonio Quartulli >> --- >>   fs/ubifs/journal.c | 2 +- >>   1 file changed, 1 insertion(+), 1 deletion(-) > > Hi Antonio, thanks for the patch. Nathan has sent a patch to fix it. > https://lore.kernel.org/linux-mtd/ > b560f413-70f1-8ebb-7403-34591658ca86@huawei.com/T/#t Perfect! Thanks for letting me know. Regards, -- Antonio Quartulli CEO and Co-Founder Mandelbit Srl https://www.mandelbit.com