From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 4877 invoked by alias); 19 Jul 2010 08:08:49 -0000 Received: (qmail 4864 invoked by uid 22791); 19 Jul 2010 08:08:47 -0000 X-SWARE-Spam-Status: No, hits=-1.8 required=5.0 tests=AWL,BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE X-Spam-Check-By: sourceware.org Received: from mail-pw0-f41.google.com (HELO mail-pw0-f41.google.com) (209.85.160.41) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Mon, 19 Jul 2010 08:08:39 +0000 Received: by pwi8 with SMTP id 8so4053369pwi.0 for ; Mon, 19 Jul 2010 01:08:38 -0700 (PDT) Received: by 10.142.144.2 with SMTP id r2mr5336925wfd.266.1279526917389; Mon, 19 Jul 2010 01:08:37 -0700 (PDT) MIME-Version: 1.0 Received: by 10.142.109.20 with HTTP; Mon, 19 Jul 2010 01:08:17 -0700 (PDT) From: Hui Zhu Date: Mon, 19 Jul 2010 08:08:00 -0000 Message-ID: Subject: [PATCH]prec: record_arch_list_add_mem add check for len To: gdb-patches ml Content-Type: text/plain; charset=ISO-8859-1 X-IsSubscribed: yes Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org X-SW-Source: 2010-07/txt/msg00274.txt.bz2 Add this check for some code maybe len < 0. Thanks, Hui 2010-07-16 Hui Zhu * record.c (record_arch_list_add_mem): Add check for len. --- record.c | 2 ++ 1 file changed, 2 insertions(+) --- a/record.c +++ b/record.c @@ -497,6 +497,8 @@ record_arch_list_add_mem (CORE_ADDR addr if (!addr) /* FIXME: Why? Some arch must permit it... */ return 0; + if (len <= 0) + return 0; rec = record_mem_alloc (addr, len);