From patchwork Tue Jun 18 07:41:58 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tiwei Bie X-Patchwork-Id: 54902 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 4A7461C125; Tue, 18 Jun 2019 09:43:34 +0200 (CEST) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id A81961C0DC; Tue, 18 Jun 2019 09:43:28 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 18 Jun 2019 00:43:28 -0700 X-ExtLoop1: 1 Received: from npg-dpdk-virtio-tbie-2.sh.intel.com ([10.67.104.151]) by orsmga006.jf.intel.com with ESMTP; 18 Jun 2019 00:43:27 -0700 From: Tiwei Bie To: maxime.coquelin@redhat.com, zhihong.wang@intel.com, dev@dpdk.org Cc: stable@dpdk.org Date: Tue, 18 Jun 2019 15:41:58 +0800 Message-Id: <20190618074159.3322-4-tiwei.bie@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190618074159.3322-1-tiwei.bie@intel.com> References: <20190618074159.3322-1-tiwei.bie@intel.com> Subject: [dpdk-dev] [PATCH 3/4] net/virtio: fix memory leak in mergeable packed Rx 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" When there is no enough segments for a packet in mergeable packed Rx path, we should free the whole mbuf chain instead of just the last segment. Fixes: a76290c8f1cf ("net/virtio: implement Rx path for packed queues") Cc: stable@dpdk.org Signed-off-by: Tiwei Bie Reviewed-by: Maxime Coquelin --- drivers/net/virtio/virtio_rxtx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/virtio/virtio_rxtx.c b/drivers/net/virtio/virtio_rxtx.c index 9cf422ffe..8b75291f5 100644 --- a/drivers/net/virtio/virtio_rxtx.c +++ b/drivers/net/virtio/virtio_rxtx.c @@ -1910,7 +1910,7 @@ virtio_recv_mergeable_pkts_packed(void *rx_queue, } else { PMD_RX_LOG(ERR, "No enough segments for packet."); - virtio_discard_rxbuf(vq, prev); + rte_pktmbuf_free(rx_pkts[nb_rx]); rxvq->stats.errors++; break; }