From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 26768 invoked by alias); 20 Sep 2013 11:30:48 -0000 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 Received: (qmail 26703 invoked by uid 89); 20 Sep 2013 11:30:48 -0000 Received: from mga03.intel.com (HELO mga03.intel.com) (143.182.124.21) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Fri, 20 Sep 2013 11:30:48 +0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-4.1 required=5.0 tests=AWL,BAYES_00,KHOP_THREADED,RDNS_NONE,TO_NO_BRKTS_NORDNS autolearn=no version=3.3.2 X-HELO: mga03.intel.com Received: from azsmga002.ch.intel.com ([10.2.17.35]) by azsmga101.ch.intel.com with ESMTP; 20 Sep 2013 04:30:43 -0700 X-ExtLoop1: 1 Received: from irvmail001.ir.intel.com ([163.33.26.43]) by AZSMGA002.ch.intel.com with ESMTP; 20 Sep 2013 04:30:41 -0700 Received: from ulslx001.iul.intel.com (ulslx001.iul.intel.com [172.28.207.63]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id r8KBUeJt019038; Fri, 20 Sep 2013 12:30:40 +0100 Received: from ulslx001.iul.intel.com (localhost [127.0.0.1]) by ulslx001.iul.intel.com with ESMTP id r8KBUeTT032080; Fri, 20 Sep 2013 13:30:40 +0200 Received: (from mmetzger@localhost) by ulslx001.iul.intel.com with id r8KBUeMS032076; Fri, 20 Sep 2013 13:30:40 +0200 From: Markus Metzger To: jan.kratochvil@redhat.com Cc: gdb-patches@sourceware.org Subject: [patch v6 01/21] btrace, linux: fix memory leak when reading branch trace Date: Fri, 20 Sep 2013 11:31:00 -0000 Message-Id: <1379676639-31802-2-git-send-email-markus.t.metzger@intel.com> In-Reply-To: <1379676639-31802-1-git-send-email-markus.t.metzger@intel.com> References: <1379676639-31802-1-git-send-email-markus.t.metzger@intel.com> X-IsSubscribed: yes X-SW-Source: 2013-09/txt/msg00749.txt.bz2 When it takes more than one iteration to read the BTS trace, the trace from the previous iteration is leaked. Fix it. 2013-09-20 Markus Metzger * common/linux-btrace.c (linux_read_btrace): Free trace from previous iteration. --- gdb/common/linux-btrace.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/gdb/common/linux-btrace.c b/gdb/common/linux-btrace.c index b874c84..9fd2dc5 100644 --- a/gdb/common/linux-btrace.c +++ b/gdb/common/linux-btrace.c @@ -517,6 +517,9 @@ linux_read_btrace (struct btrace_target_info *tinfo, { data_head = header->data_head; + /* Delete any leftover trace from the previous iteration. */ + VEC_free (btrace_block_s, btrace); + /* If there's new trace, let's read it. */ if (data_head != tinfo->data_head) { -- 1.7.1