From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dong Jia Shi Subject: [PATCH 1/2] vfio/ccw: allocate irq info with the right size Date: Tue, 18 Jul 2017 03:49:25 +0200 Message-ID: <20170718014926.44781-2-bjsdjshi@linux.vnet.ibm.com> References: <20170718014926.44781-1-bjsdjshi@linux.vnet.ibm.com> Cc: cohuck@redhat.com, borntraeger@de.ibm.com, bjsdjshi@linux.vnet.ibm.com, Jing Zhang To: linux-s390@vger.kernel.org, kvm@vger.kernel.org, qemu-devel@nongnu.org Return-path: 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 In-Reply-To: <20170718014926.44781-1-bjsdjshi@linux.vnet.ibm.com> Sender: kvm-owner@vger.kernel.org List-ID: 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; -- 2.11.2