From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 27513 invoked by alias); 29 Nov 2013 14:38:30 -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 27502 invoked by uid 89); 29 Nov 2013 14:38:30 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.2 required=5.0 tests=AWL,BAYES_20,RDNS_NONE,URIBL_BLOCKED autolearn=no version=3.3.2 X-HELO: mga09.intel.com Received: from Unknown (HELO mga09.intel.com) (134.134.136.24) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Fri, 29 Nov 2013 14:38:29 +0000 Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga102.jf.intel.com with ESMTP; 29 Nov 2013 06:34:43 -0800 X-ExtLoop1: 1 Received: from irvmail001.ir.intel.com ([163.33.26.43]) by orsmga002.jf.intel.com with ESMTP; 29 Nov 2013 06:38:21 -0800 Received: from ulvlx001.iul.intel.com (ulvlx001.iul.intel.com [172.28.207.17]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id rATEcKT0012315; Fri, 29 Nov 2013 14:38:20 GMT Received: from ulvlx001.iul.intel.com (localhost [127.0.0.1]) by ulvlx001.iul.intel.com with ESMTP id rATEcKmG012744; Fri, 29 Nov 2013 15:38:20 +0100 Received: (from mmetzger@localhost) by ulvlx001.iul.intel.com with œ id rATEcKwS012740; Fri, 29 Nov 2013 15:38:20 +0100 From: Markus Metzger To: jan.kratochvil@redhat.com Cc: gdb-patches@sourceware.org Subject: [patch v7 01/24] btrace, linux: fix memory leak when reading branch trace Date: Fri, 29 Nov 2013 14:38:00 -0000 Message-Id: <1385735899-12481-2-git-send-email-markus.t.metzger@intel.com> In-Reply-To: <1385735899-12481-1-git-send-email-markus.t.metzger@intel.com> References: <1385735899-12481-1-git-send-email-markus.t.metzger@intel.com> X-IsSubscribed: yes X-SW-Source: 2013-11/txt/msg00911.txt.bz2 When it takes more than one iteration to read the BTS trace, the trace from the previous iteration is leaked. Fix it. 2013-11-29 Markus Metzger * common/linux-btrace.c (linux_read_btrace): Free trace from previous iteration. --- gdb/common/linux-btrace.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/gdb/common/linux-btrace.c b/gdb/common/linux-btrace.c index 7e20745..2e0cd8e 100644 --- a/gdb/common/linux-btrace.c +++ b/gdb/common/linux-btrace.c @@ -520,6 +520,9 @@ 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) { -- 1.8.3.1