From patchwork Tue Jul 18 01:49:25 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dong Jia Shi X-Patchwork-Id: 9846603 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 48AE560392 for ; Tue, 18 Jul 2017 01:49:57 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 525EE204C1 for ; Tue, 18 Jul 2017 01:49:57 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4762D23B32; Tue, 18 Jul 2017 01:49:57 +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 vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E2057204C1 for ; Tue, 18 Jul 2017 01:49:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752244AbdGRBty (ORCPT ); Mon, 17 Jul 2017 21:49:54 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:34983 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1752096AbdGRBtw (ORCPT ); Mon, 17 Jul 2017 21:49:52 -0400 Received: from pps.filterd (m0098421.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id v6I1nnVi030243 for ; Mon, 17 Jul 2017 21:49:51 -0400 Received: from e17.ny.us.ibm.com (e17.ny.us.ibm.com [129.33.205.207]) by mx0a-001b2d01.pphosted.com with ESMTP id 2bs3d3v9en-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Mon, 17 Jul 2017 21:49:50 -0400 Received: from localhost by e17.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 17 Jul 2017 21:49:35 -0400 Received: from b01cxnp22035.gho.pok.ibm.com (9.57.198.25) by e17.ny.us.ibm.com (146.89.104.204) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Mon, 17 Jul 2017 21:49:32 -0400 Received: from b01ledav002.gho.pok.ibm.com (b01ledav002.gho.pok.ibm.com [9.57.199.107]) by b01cxnp22035.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id v6I1nVgF16515212; Tue, 18 Jul 2017 01:49:31 GMT Received: from b01ledav002.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id AB0B512403D; Mon, 17 Jul 2017 21:46:58 -0400 (EDT) Received: from tuxmaker.boeblingen.de.ibm.com (unknown [9.152.85.9]) by b01ledav002.gho.pok.ibm.com (Postfix) with ESMTP id B5F49124035; Mon, 17 Jul 2017 21:46:57 -0400 (EDT) From: Dong Jia Shi To: linux-s390@vger.kernel.org, kvm@vger.kernel.org, qemu-devel@nongnu.org Cc: cohuck@redhat.com, borntraeger@de.ibm.com, bjsdjshi@linux.vnet.ibm.com, Jing Zhang Subject: [PATCH 1/2] vfio/ccw: allocate irq info with the right size Date: Tue, 18 Jul 2017 03:49:25 +0200 X-Mailer: git-send-email 2.11.2 In-Reply-To: <20170718014926.44781-1-bjsdjshi@linux.vnet.ibm.com> References: <20170718014926.44781-1-bjsdjshi@linux.vnet.ibm.com> X-TM-AS-GCONF: 00 x-cbid: 17071801-0040-0000-0000-00000381D239 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00007379; HX=3.00000241; KW=3.00000007; PH=3.00000004; SC=3.00000214; SDB=6.00889109; UDB=6.00444081; IPR=6.00669281; BA=6.00005476; NDR=6.00000001; ZLA=6.00000005; ZF=6.00000009; ZB=6.00000000; ZP=6.00000000; ZH=6.00000000; ZU=6.00000002; MB=3.00016255; XFM=3.00000015; UTC=2017-07-18 01:49:34 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 17071801-0041-0000-0000-00000775E534 Message-Id: <20170718014926.44781-2-bjsdjshi@linux.vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:, , definitions=2017-07-17_18:, , signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1706020000 definitions=main-1707180028 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Jing Zhang When allocating memory for the vfio_irq_info parameter of the VFIO_DEVICE_GET_IRQ_INFO ioctl, we used the wrong size. Let's fix it by using the right size. Reviewed-by: Dong Jia Shi Signed-off-by: Jing Zhang Signed-off-by: Dong Jia Shi --- hw/vfio/ccw.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/vfio/ccw.c b/hw/vfio/ccw.c index 12d0262336..8d97b53e77 100644 --- a/hw/vfio/ccw.c +++ b/hw/vfio/ccw.c @@ -168,7 +168,7 @@ static void vfio_ccw_register_io_notifier(VFIOCCWDevice *vcdev, Error **errp) return; } - argsz = sizeof(*irq_set); + argsz = sizeof(*irq_info); irq_info = g_malloc0(argsz); irq_info->index = VFIO_CCW_IO_IRQ_INDEX; irq_info->argsz = argsz;