From patchwork Mon Aug 7 12:38:22 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Cody X-Patchwork-Id: 9885327 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 E388D603B4 for ; Mon, 7 Aug 2017 12:47:24 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D313C2867C for ; Mon, 7 Aug 2017 12:47:24 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C591B28681; Mon, 7 Aug 2017 12:47:24 +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=-6.9 required=2.0 tests=BAYES_00,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 58C952867C for ; Mon, 7 Aug 2017 12:47:24 +0000 (UTC) Received: from localhost ([::1]:37144 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dehR0-0002OA-Bi for patchwork-qemu-devel@patchwork.kernel.org; Mon, 07 Aug 2017 08:47:02 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53530) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dehIw-0003XP-FE for qemu-devel@nongnu.org; Mon, 07 Aug 2017 08:38:47 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dehIr-0003KO-Qk for qemu-devel@nongnu.org; Mon, 07 Aug 2017 08:38:42 -0400 Received: from mx1.redhat.com ([209.132.183.28]:41596) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dehIh-0003Bm-RK; Mon, 07 Aug 2017 08:38:27 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id C6BC4C047B7A; Mon, 7 Aug 2017 12:38:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com C6BC4C047B7A Authentication-Results: ext-mx07.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx07.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=jcody@redhat.com Received: from localhost (ovpn-116-54.phx2.redhat.com [10.3.116.54]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 5FDD686E62; Mon, 7 Aug 2017 12:38:26 +0000 (UTC) From: Jeff Cody To: qemu-devel@nongnu.org Date: Mon, 7 Aug 2017 08:38:22 -0400 Message-Id: In-Reply-To: References: In-Reply-To: References: X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.31]); Mon, 07 Aug 2017 12:38:26 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v2 for-2.10 4/4] block/vhdx: check error return of bdrv_truncate() 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: kwolf@redhat.com, armbru@redhat.com, qemu-block@nongnu.org Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Jeff Cody Reviewed-by: Eric Blake --- block/vhdx-log.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/block/vhdx-log.c b/block/vhdx-log.c index a27dc05..14b724e 100644 --- a/block/vhdx-log.c +++ b/block/vhdx-log.c @@ -558,7 +558,11 @@ static int vhdx_log_flush(BlockDriverState *bs, BDRVVHDXState *s, ret = -EINVAL; goto exit; } - bdrv_truncate(bs->file, new_file_size, PREALLOC_MODE_OFF, NULL); + ret = bdrv_truncate(bs->file, new_file_size, PREALLOC_MODE_OFF, + NULL); + if (ret < 0) { + goto exit; + } } } qemu_vfree(desc_entries);