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=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 CF107C43331 for ; Tue, 24 Mar 2020 18:48:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9485B2074D for ; Tue, 24 Mar 2020 18:48:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=pobox.com header.i=@pobox.com header.b="V5N3tsuV" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727721AbgCXSs5 (ORCPT ); Tue, 24 Mar 2020 14:48:57 -0400 Received: from pb-smtp1.pobox.com ([64.147.108.70]:56825 "EHLO pb-smtp1.pobox.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727379AbgCXSs5 (ORCPT ); Tue, 24 Mar 2020 14:48:57 -0400 Received: from pb-smtp1.pobox.com (unknown [127.0.0.1]) by pb-smtp1.pobox.com (Postfix) with ESMTP id E1F2F59104; Tue, 24 Mar 2020 14:48:56 -0400 (EDT) (envelope-from junio@pobox.com) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=pobox.com; h=from:to:cc :subject:references:date:in-reply-to:message-id:mime-version :content-type; s=sasl; bh=okHMELBE3FBzecff8X7RfUEn3+A=; b=V5N3ts uVUInoc8WFi0okICE/TTDUdCz9IJpUUdpIU9F8fTqxdBuy/oqdfARsipWY6aU0g2 VIJmm/F2EQHZQeck1lzo5pv5GSkCIh57l7QiVMJbOrCH+gE1TRWe3hx7esKrcJYv GU1oXjZ2sO3GUQePsk/THBmKvze5+meHaNLm4= DomainKey-Signature: a=rsa-sha1; c=nofws; d=pobox.com; h=from:to:cc :subject:references:date:in-reply-to:message-id:mime-version :content-type; q=dns; s=sasl; b=cmMYEMktpuKZHCM4PM+paYWzWhUY6Q7g 4diXhra8498ni25FtviEYeTwTrsXWzxm2dwyi9RYuYPxXGP6KJj/7VxWc5lbOMVP O4rR9n0pMC4KNNpe0XIyV8VNMb1HsjAnqhcs2PFvZej9E88ou+Cdx8yXbuYdJtEP iQIzMvSqRKc= Received: from pb-smtp1.nyi.icgroup.com (unknown [127.0.0.1]) by pb-smtp1.pobox.com (Postfix) with ESMTP id D79AD59103; Tue, 24 Mar 2020 14:48:56 -0400 (EDT) (envelope-from junio@pobox.com) Received: from pobox.com (unknown [34.74.119.39]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pb-smtp1.pobox.com (Postfix) with ESMTPSA id 5BCC559101; Tue, 24 Mar 2020 14:48:56 -0400 (EDT) (envelope-from junio@pobox.com) From: Junio C Hamano To: Jeff King Cc: Damien Robert , git@vger.kernel.org, Derrick Stolee , William Baker , Damien Robert Subject: Re: [PATCH v3 1/1] midx.c: fix an integer overflow References: <20200312173520.2401776-1-damien.olivier.robert+git@gmail.com> <20200323222515.779477-1-damien.olivier.robert+git@gmail.com> <20200324060125.GA610977@coredump.intra.peff.net> Date: Tue, 24 Mar 2020 11:48:55 -0700 In-Reply-To: <20200324060125.GA610977@coredump.intra.peff.net> (Jeff King's message of "Tue, 24 Mar 2020 02:01:25 -0400") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Pobox-Relay-ID: 1D9B0394-6E00-11EA-B70C-C28CBED8090B-77302942!pb-smtp1.pobox.com Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Jeff King writes: > I'd be OK with just this, but adding a binary t/t5319/zero-objs.midx > would be fine by me, too. Yup, that sounds like a simple way to make sure we won't regress. > One minor style nit: > >> @@ -1124,6 +1130,13 @@ int verify_midx_file(struct repository *r, const char *object_dir, unsigned flag >> i, oid_fanout1, oid_fanout2, i + 1); >> } >> >> + if (m->num_objects == 0) { >> + midx_report(_("the midx contains no oid")); >> + // remaining tests assume that we have objects, so we can >> + // return here >> + return verify_midx_error; >> + } > > We prefer /**/ for comments, like: > > /* > * Remaining tests assume that we have objects, so we can > * return here. > */ Thanks for catching it.