Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261393AbVC1Jbj (ORCPT ); Mon, 28 Mar 2005 04:31:39 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261405AbVC1Jbj (ORCPT ); Mon, 28 Mar 2005 04:31:39 -0500 Received: from yue.linux-ipv6.org ([203.178.140.15]:46342 "EHLO yue.st-paulia.net") by vger.kernel.org with ESMTP id S261393AbVC1Jbd (ORCPT ); Mon, 28 Mar 2005 04:31:33 -0500 Date: Mon, 28 Mar 2005 18:33:31 +0900 (JST) Message-Id: <20050328.183331.119479139.yoshfuji@linux-ipv6.org> To: jengelh@linux01.gwdg.de Cc: davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@oss.sgi.com, from-linux-kernel@I-love.sakura.ne.jp, yoshfuji@linux-ipv6.org Subject: Re: Off-by-one bug at unix_mkname ? From: YOSHIFUJI Hideaki / =?iso-2022-jp?B?GyRCNUhGIzFRTEAbKEI=?= In-Reply-To: References: <20050328.172108.30349253.yoshfuji@linux-ipv6.org> <20050328.173938.26746686.yoshfuji@linux-ipv6.org> Organization: USAGI Project X-URL: http://www.yoshifuji.org/%7Ehideaki/ X-Fingerprint: 9022 65EB 1ECF 3AD1 0BDF 80D8 4807 F894 E062 0EEA X-PGP-Key-URL: http://www.yoshifuji.org/%7Ehideaki/hideaki@yoshifuji.org.asc X-Face: "5$Al-.M>NJ%a'@hhZdQm:."qn~PA^gq4o*>iCFToq*bAi#4FRtx}enhuQKz7fNqQz\BYU] $~O_5m-9'}MIs`XGwIEscw;e5b>n"B_?j/AkL~i/MEaZBLP X-Mailer: Mew version 2.2 on Emacs 20.7 / Mule 4.1 (AOI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=iso-2022-jp Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 893 Lines: 23 In article (at Mon, 28 Mar 2005 11:25:39 +0200 (MEST)), Jan Engelhardt says: > > On Mar 28 2005 17:39, YOSHIFUJI Hideaki / 吉藤英明 wrote: > > >+ * This may look like an off by one error but it is > >+ * a bit more subtle. 108 is the longest valid AF_UNIX > >+ * path for a binding. sun_path[108] doesnt as such > >+ * exist. However in kernel space we are guaranteed that > >+ * it is a valid memory location in our kernel > >+ * address buffer. > >+ */ > > Now, does 2.6. _still_ guarantee that 108 is a valid offset? Yes, it does. --yoshfuji - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/