From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: 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=-2.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_MUTT autolearn=ham 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 B5620C10F0E for ; Thu, 18 Apr 2019 17:25:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7A7D0206B6 for ; Thu, 18 Apr 2019 17:25:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alien8.de header.i=@alien8.de header.b="W72vKDFO" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389798AbfDRRZz (ORCPT ); Thu, 18 Apr 2019 13:25:55 -0400 Received: from mail.skyhub.de ([5.9.137.197]:33588 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388450AbfDRRZy (ORCPT ); Thu, 18 Apr 2019 13:25:54 -0400 Received: from zn.tnic (p200300EC2F112E00A8B56675B85BD571.dip0.t-ipconnect.de [IPv6:2003:ec:2f11:2e00:a8b5:6675:b85b:d571]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 720791EC05B5; Thu, 18 Apr 2019 19:25:53 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1555608353; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:in-reply-to:in-reply-to: references:references; bh=EFsD9FlLTs1ePhYkI3urb69Lbiqv2tsJDeAt36dQ1RA=; b=W72vKDFObCrLFBiA31Na8h0t8apH059YwjbCR7enB6RQnEu+ZEE2tUNOvTTdM1TfM74mob uLFVfyNV8cy7kBM2E0R5NkM/OBNkLLpsUxK91lQ7xqPJ3sBOOUMb8UpcV6tBlppz7W6UYp 7YMBEvaXh+Pni9muryr7Hr8UZwvKZ8E= Date: Thu, 18 Apr 2019 19:25:48 +0200 From: Borislav Petkov To: Pan Bian Cc: Mauro Carvalho Chehab , James Morse , linux-edac@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: EDAC: Fix memory leak in creating CSROW object Message-ID: <20190418172548.GL27160@zn.tnic> References: <1555554438-103953-1-git-send-email-bianpan2016@163.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <1555554438-103953-1-git-send-email-bianpan2016@163.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Apr 18, 2019 at 10:27:18AM +0800, Pan Bian wrote: > In the function that creates a CSROW object, the object is not released > when failing to add the device to device hierarchy. Are you sure about this? > This may result in a memory leak bug. "May"? I see a loop which unwinds by putting the already created devices. Do you? -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.