From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50015) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XFo9Z-0003tJ-6J for qemu-devel@nongnu.org; Fri, 08 Aug 2014 13:40:37 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1XFo9U-0006c4-Bv for qemu-devel@nongnu.org; Fri, 08 Aug 2014 13:40:33 -0400 Received: from mx1.redhat.com ([209.132.183.28]:29241) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XFo9U-0006bt-3q for qemu-devel@nongnu.org; Fri, 08 Aug 2014 13:40:28 -0400 Received: from int-mx10.intmail.prod.int.phx2.redhat.com (int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id s78HeRt3010409 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Fri, 8 Aug 2014 13:40:27 -0400 From: Kevin Wolf Date: Fri, 8 Aug 2014 19:39:16 +0200 Message-Id: <1407519603-6635-16-git-send-email-kwolf@redhat.com> In-Reply-To: <1407519603-6635-1-git-send-email-kwolf@redhat.com> References: <1407519603-6635-1-git-send-email-kwolf@redhat.com> Subject: [Qemu-devel] [PULL 15/62] xen_disk: fix possible null-ptr dereference List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: kwolf@redhat.com From: "Gonglei (Arei)" Signed-off-by: Gonglei Signed-off-by: Stefan Hajnoczi --- hw/block/xen_disk.c | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/block/xen_disk.c b/hw/block/xen_disk.c index aed5b5b..a221d0b 100644 --- a/hw/block/xen_disk.c +++ b/hw/block/xen_disk.c @@ -589,6 +589,7 @@ static int blk_send_response_one(struct ioreq *ioreq) break; default: dst = NULL; + return 0; } memcpy(dst, &resp, sizeof(resp)); blkdev->rings.common.rsp_prod_pvt++; -- 1.8.3.1