From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 15254 invoked by alias); 14 Jan 2014 08:05:12 -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 15151 invoked by uid 89); 14 Jan 2014 08:05:11 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-3.0 required=5.0 tests=AWL,BAYES_00,RP_MATCHES_RCVD autolearn=ham version=3.3.2 X-HELO: mga09.intel.com Received: from mga09.intel.com (HELO mga09.intel.com) (134.134.136.24) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 14 Jan 2014 08:05:10 +0000 Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga102.jf.intel.com with ESMTP; 14 Jan 2014 00:01:07 -0800 X-ExtLoop1: 1 Received: from irvmail001.ir.intel.com ([163.33.26.43]) by orsmga002.jf.intel.com with ESMTP; 14 Jan 2014 00:04:40 -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 s0E84dks013269; Tue, 14 Jan 2014 08:04:39 GMT Received: from ulvlx001.iul.intel.com (localhost [127.0.0.1]) by ulvlx001.iul.intel.com with ESMTP id s0E84dU9009324; Tue, 14 Jan 2014 09:04:39 +0100 Received: (from mmetzger@localhost) by ulvlx001.iul.intel.com with œ id s0E84d4q009320; Tue, 14 Jan 2014 09:04:39 +0100 From: Markus Metzger To: jan.kratochvil@redhat.com, palves@redhat.com Cc: gdb-patches@sourceware.org Subject: [PATCH v10 02/28] btrace, linux: fix memory leak when reading branch trace Date: Tue, 14 Jan 2014 08:05:00 -0000 Message-Id: <1389686678-9039-3-git-send-email-markus.t.metzger@intel.com> In-Reply-To: <1389686678-9039-1-git-send-email-markus.t.metzger@intel.com> References: <1389686678-9039-1-git-send-email-markus.t.metzger@intel.com> X-IsSubscribed: yes X-SW-Source: 2014-01/txt/msg00412.txt.bz2 When it takes more than one iteration to read the BTS trace, the trace from the previous iteration is leaked. Fix it. 2014-01-14 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 ef240f7..0d36ea5 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