From patchwork Mon Jul 2 02:58:33 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fam Zheng X-Patchwork-Id: 10500367 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 602C760532 for ; Mon, 2 Jul 2018 03:00:10 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 501952870F for ; Mon, 2 Jul 2018 03:00:10 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4497428751; Mon, 2 Jul 2018 03:00:10 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 02BDA2870F for ; Mon, 2 Jul 2018 03:00:10 +0000 (UTC) Received: from localhost ([::1]:56480 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fZp4T-00022a-8e for patchwork-qemu-devel@patchwork.kernel.org; Sun, 01 Jul 2018 23:00:09 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:42226) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fZp3F-0001Dl-JD for qemu-devel@nongnu.org; Sun, 01 Jul 2018 22:58:54 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fZp3F-0001cB-0T for qemu-devel@nongnu.org; Sun, 01 Jul 2018 22:58:53 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:49434 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fZp3C-0001ae-3a; Sun, 01 Jul 2018 22:58:50 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.rdu2.redhat.com [10.11.54.3]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 8850E401EF02; Mon, 2 Jul 2018 02:58:49 +0000 (UTC) Received: from lemon.usersys.redhat.com (ovpn-12-116.pek2.redhat.com [10.72.12.116]) by smtp.corp.redhat.com (Postfix) with ESMTP id 2B419111DCEA; Mon, 2 Jul 2018 02:58:46 +0000 (UTC) From: Fam Zheng To: qemu-devel@nongnu.org Date: Mon, 2 Jul 2018 10:58:33 +0800 Message-Id: <20180702025836.20957-2-famz@redhat.com> In-Reply-To: <20180702025836.20957-1-famz@redhat.com> References: <20180702025836.20957-1-famz@redhat.com> X-Scanned-By: MIMEDefang 2.78 on 10.11.54.3 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.5]); Mon, 02 Jul 2018 02:58:49 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.5]); Mon, 02 Jul 2018 02:58:49 +0000 (UTC) for IP:'10.11.54.3' DOMAIN:'int-mx03.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'famz@redhat.com' RCPT:'' X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 66.187.233.73 Subject: [Qemu-devel] [PATCH 1/4] qcow2: Drop unused cluster_data X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , qemu-block@nongnu.org, Max Reitz Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Reported-by: Max Reitz Signed-off-by: Fam Zheng --- block/qcow2.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/block/qcow2.c b/block/qcow2.c index 2f9e58e0c4..3177c72de0 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -3338,7 +3338,6 @@ qcow2_co_copy_range_to(BlockDriverState *bs, int ret; unsigned int cur_bytes; /* number of sectors in current iteration */ uint64_t cluster_offset; - uint8_t *cluster_data = NULL; QCowL2Meta *l2meta = NULL; assert(!bs->encrypted); @@ -3397,7 +3396,6 @@ fail: qemu_co_mutex_unlock(&s->lock); - qemu_vfree(cluster_data); trace_qcow2_writev_done_req(qemu_coroutine_self(), ret); return ret;