From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by dpdk.space (Postfix) with ESMTP id BD945A0471 for ; Tue, 18 Jun 2019 09:43:31 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 83FC71C116; Tue, 18 Jun 2019 09:43:31 +0200 (CEST) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id 62C941C0CC; Tue, 18 Jun 2019 09:43:27 +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 00:43:27 -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 00:43:25 -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 15:41:57 +0800 Message-Id: <20190618074159.3322-3-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-stable] [PATCH 2/4] net/virtio: fix memory leak in mergeable Rx X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Sender: "stable" When there is no enough segments for a packet in mergeable Rx path, we should free the whole mbuf chain instead of just the last segment. Fixes: bcac5aa207f8 ("net/virtio: improve batching in mergeable path") Cc: stable@dpdk.org Signed-off-by: Tiwei Bie --- 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 bdb3a2f18..9cf422ffe 100644 --- a/drivers/net/virtio/virtio_rxtx.c +++ b/drivers/net/virtio/virtio_rxtx.c @@ -1737,7 +1737,7 @@ virtio_recv_mergeable_pkts(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; } -- 2.17.1