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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 16C21C4332F for ; Tue, 14 Dec 2021 18:27:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236993AbhLNS1G (ORCPT ); Tue, 14 Dec 2021 13:27:06 -0500 Received: from mail-qk1-f171.google.com ([209.85.222.171]:35820 "EHLO mail-qk1-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234248AbhLNS1B (ORCPT ); Tue, 14 Dec 2021 13:27:01 -0500 Received: by mail-qk1-f171.google.com with SMTP id m192so17638641qke.2; Tue, 14 Dec 2021 10:27:01 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=r7/eSKc1fwQEoP6HEuM+9k2KWpBjoOGeqK78q4eFlgc=; b=NWXSZGDzTpPnMpWzvIGm3Dzew9rPuO5QU4rbzgh+mPiUDt4yLWIiay2K5dp0zB7Dxj BgCfBezxD7LRtr9vA9Ayf/OLI+Kx97vrnMqCOoguBxFix9mNQUOtN2Pm64HjmNM2s7F6 N3i6N3fsjL4EPcseGs5DnYpDj3FdKy96eMzBFS4DjH0NBPtcwZhe+6tZ2RqE1CKHXhhp O/n6x7JrzJuTpsT57izfHu6P1VwxSQvPJTsakxJqGvJnrN+bJ1ltxIF3w9tVywRyXfTi NT7RULwbLJLlzRh3xTY4inmj47Z+C9HE4M8TAjzereDhcW7RVPOd8gw965MbJTs1s+mD n8PA== X-Gm-Message-State: AOAM531aYp+sTBSLEBGXPbA/EL15INAWwMyfVjVl9cp9dGvTUE/1ymig zg8mnzdC+GHlWjEApBJP4Z4= X-Google-Smtp-Source: ABdhPJyvrBJM0N7Ha6O2IkmrWXXF22HMy8oYZgIfD/VtG1+owbPPkp9wDtMpQSYcl+18bOGKqw1dnw== X-Received: by 2002:a05:620a:4081:: with SMTP id f1mr5434583qko.165.1639506420556; Tue, 14 Dec 2021 10:27:00 -0800 (PST) Received: from dev0025.ash9.facebook.com (fwdproxy-ash-022.fbsv.net. [2a03:2880:20ff:16::face:b00c]) by smtp.gmail.com with ESMTPSA id z13sm371219qkj.1.2021.12.14.10.26.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Dec 2021 10:27:00 -0800 (PST) Date: Tue, 14 Dec 2021 10:26:58 -0800 From: David Vernet To: Greg Kroah-Hartman Cc: Petr Mladek , linux-doc@vger.kernel.org, live-patching@vger.kernel.org, linux-kernel@vger.kernel.org, jpoimboe@redhat.com, jikos@kernel.org, mbenes@suse.cz, joe.lawrence@redhat.com, corbet@lwn.net, yhs@fb.com, songliubraving@fb.com Subject: Re: [PATCH] livepatch: Fix leak on klp_init_patch_early failure path Message-ID: References: <20211213191734.3238783-1-void@manifault.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Greg Kroah-Hartman wrote on Tue [2021-Dec-14 16:52:41 +0100]: > You are FORCED TO call kobject_put() after kobject_init() is called. > Anything else is a bug. Ack, thanks for confirming, Greg. I'll send out a v2 of the patch that fixes the leak and addresses the issue that Josh identified. - David