From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@kernel.org>
X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on
	aws-us-west-2-korg-lkml-1.web.codeaurora.org
X-Spam-Level: 
X-Spam-Status: No, score=-5.2 required=3.0 tests=BAYES_00,
	HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,
	URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0
Received: from mail.kernel.org (mail.kernel.org [198.145.29.99])
	by smtp.lore.kernel.org (Postfix) with ESMTP id 90AB3C4338F
	for <linux-kernel@archiver.kernel.org>; Thu, 12 Aug 2021 10:43:52 +0000 (UTC)
Received: from vger.kernel.org (vger.kernel.org [23.128.96.18])
	by mail.kernel.org (Postfix) with ESMTP id 6BABD61077
	for <linux-kernel@archiver.kernel.org>; Thu, 12 Aug 2021 10:43:52 +0000 (UTC)
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S236199AbhHLKoL (ORCPT <rfc822;linux-kernel@archiver.kernel.org>);
        Thu, 12 Aug 2021 06:44:11 -0400
Received: from helcar.hmeau.com ([216.24.177.18]:52722 "EHLO deadmen.hmeau.com"
        rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
        id S232653AbhHLKoD (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
        Thu, 12 Aug 2021 06:44:03 -0400
Received: from gondobar.mordor.me.apana.org.au ([192.168.128.4] helo=gondobar)
        by deadmen.hmeau.com with esmtp (Exim 4.92 #5 (Debian))
        id 1mE8BE-00035p-O0; Thu, 12 Aug 2021 18:43:20 +0800
Received: from herbert by gondobar with local (Exim 4.92)
        (envelope-from <herbert@gondor.apana.org.au>)
        id 1mE8BC-0001Ve-69; Thu, 12 Aug 2021 18:43:18 +0800
Date:   Thu, 12 Aug 2021 18:43:18 +0800
From:   Herbert Xu <herbert@gondor.apana.org.au>
To:     Dongliang Mu <mudongliangabcd@gmail.com>
Cc:     Corentin Labbe <clabbe.montjoie@gmail.com>,
        "David S. Miller" <davem@davemloft.net>,
        Maxime Ripard <mripard@kernel.org>,
        Chen-Yu Tsai <wens@csie.org>,
        Jernej Skrabec <jernej.skrabec@gmail.com>,
        Eric Biggers <ebiggers@google.com>,
        Xiang Chen <chenxiang66@hisilicon.com>,
        Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
        Corentin Labbe <clabbe@baylibre.com>,
        "Jason A. Donenfeld" <Jason@zx2c4.com>,
        Ard Biesheuvel <ardb@kernel.org>, linux-crypto@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev,
        linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2] crypto: sun8i-ce: fix multiple memory leaks in
 sun8i_ce_hash_run
Message-ID: <20210812104318.GA5780@gondor.apana.org.au>
References: <20210803063149.2821093-1-mudongliangabcd@gmail.com>
 <20210812100437.GA5055@gondor.apana.org.au>
 <CAD-N9QWGgBBddi5kwTNANKVVdWaQRwagMHvaH592B5GDALpBrg@mail.gmail.com>
 <20210812102954.GA5569@gondor.apana.org.au>
 <CAD-N9QU6r-yLBvJUpV+xy4pgOFnrtquBymthG7k5ddHt20APzg@mail.gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <CAD-N9QU6r-yLBvJUpV+xy4pgOFnrtquBymthG7k5ddHt20APzg@mail.gmail.com>
User-Agent: Mutt/1.10.1 (2018-07-13)
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Thu, Aug 12, 2021 at 06:40:20PM +0800, Dongliang Mu wrote:
>
> I agree with you and would like to modify "return 0" to "return err"
> in the next version.  Even if the parent function does not care about
> the return value, it is still necessary to keep the right return
> value.

Well if the parent is ignoring the error then returning the error
there obviously isn't going to help.

Cheers,
-- 
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt