From patchwork Fri Apr 27 14:19:58 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Loftus, Ciara" X-Patchwork-Id: 39118 X-Patchwork-Delegate: maxime.coquelin@redhat.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id D8B738D85; Fri, 27 Apr 2018 16:20:01 +0200 (CEST) Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by dpdk.org (Postfix) with ESMTP id 6DACF7E7F for ; Fri, 27 Apr 2018 16:20:00 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 27 Apr 2018 07:19:59 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.49,335,1520924400"; d="scan'208";a="35120163" Received: from sivswdev01.ir.intel.com (HELO localhost.localdomain) ([10.237.217.45]) by fmsmga007.fm.intel.com with ESMTP; 27 Apr 2018 07:19:58 -0700 From: Ciara Loftus To: dev@dpdk.org Date: Fri, 27 Apr 2018 15:19:58 +0100 Message-Id: <1524838798-5445-1-git-send-email-ciara.loftus@intel.com> X-Mailer: git-send-email 1.7.0.7 Subject: [dpdk-dev] [PATCH] net/vhost: Initialise vid to -1 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" rte_eth_vhost_get_vid_from_port_id returns a value of 0 if called before the first call to the new_device callback. A vid value >=0 suggests the device is active which is not the case in this instance. Initialise vid to a negative value to prevent this. Signed-off-by: Ciara Loftus Reviewed-by: Maxime Coquelin --- drivers/net/vhost/rte_eth_vhost.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/vhost/rte_eth_vhost.c b/drivers/net/vhost/rte_eth_vhost.c index 99a7727..f47950c 100644 --- a/drivers/net/vhost/rte_eth_vhost.c +++ b/drivers/net/vhost/rte_eth_vhost.c @@ -1051,6 +1051,7 @@ eth_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id, return -ENOMEM; } + vq->vid = -1; vq->mb_pool = mb_pool; vq->virtqueue_id = rx_queue_id * VIRTIO_QNUM + VIRTIO_TXQ; dev->data->rx_queues[rx_queue_id] = vq;