From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by sourceware.org (Postfix) with ESMTPS id 09A7D3857372 for ; Fri, 28 Oct 2022 11:30:48 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 09A7D3857372 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=redhat.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1666956647; 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: in-reply-to:in-reply-to:references:references; bh=tmZIjEjt61h+PBc9XmNn9PUIDuO2n76xwQT4qAM4xxk=; b=fzvgSjWkhpw1nHQpgAUwVCv6zzamhyfUMYwglP4aL78B3s69mdmhRtCyEVH2bYZyU1Fcin 5umQpFpQB/oocxfjeWKa1vPcj/jpnUgHIVZQuzERKOR9K0b5xJidDumEVbXDc4Qw5bGcxH a0WhFE2lk5RQfded+7AxHqV2dzgfY1o= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-413-czA-oDorNIynw_8xnHaWQw-1; Fri, 28 Oct 2022 07:30:46 -0400 X-MC-Unique: czA-oDorNIynw_8xnHaWQw-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id C199B29A9D28; Fri, 28 Oct 2022 11:30:45 +0000 (UTC) Received: from oldenburg.str.redhat.com (unknown [10.2.16.74]) by smtp.corp.redhat.com (Postfix) with ESMTPS id EC8292166B2C; Fri, 28 Oct 2022 11:30:44 +0000 (UTC) From: Florian Weimer To: Szabolcs Nagy Cc: Szabolcs Nagy via Libc-alpha Subject: Re: [PATCH 16/20] Fix malloc/tst-scratch_buffer OOB access References: <87zgdgh5du.fsf@oldenburg.str.redhat.com> Date: Fri, 28 Oct 2022 13:30:43 +0200 In-Reply-To: (Szabolcs Nagy's message of "Fri, 28 Oct 2022 12:24:00 +0100") Message-ID: <87edusfan0.fsf@oldenburg.str.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.6 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain X-Spam-Status: No, score=-5.2 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: * Szabolcs Nagy: >> I think we should keep the test loop, but create a new scratch buffer on >> each iteration. > > given the documentation of scratch_buffer_dupfree > i don't see how the test supposed to work with > sizes > buf.length or what's the point of this loop. Hmph. Let's just remove it. It's unused anyway. Should I send a patch, or do you want to do it? Thanks, Florian