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{
    "id": 43694,
    "url": "http://patches.dpdk.org/api/patches/43694/?format=api",
    "web_url": "http://patches.dpdk.org/project/dpdk/patch/20180813155108.6460-2-stephen@networkplumber.org/",
    "project": {
        "id": 1,
        "url": "http://patches.dpdk.org/api/projects/1/?format=api",
        "name": "DPDK",
        "link_name": "dpdk",
        "list_id": "dev.dpdk.org",
        "list_email": "dev@dpdk.org",
        "web_url": "http://core.dpdk.org",
        "scm_url": "git://dpdk.org/dpdk",
        "webscm_url": "http://git.dpdk.org/dpdk",
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    "msgid": "<20180813155108.6460-2-stephen@networkplumber.org>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20180813155108.6460-2-stephen@networkplumber.org",
    "date": "2018-08-13T15:51:07",
    "name": "[v2,1/2] netvsc: fix rte malloc pool corruption",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": true,
    "hash": "4977696846f4d1c0bd24d81e1cd0bb2601c753ed",
    "submitter": {
        "id": 27,
        "url": "http://patches.dpdk.org/api/people/27/?format=api",
        "name": "Stephen Hemminger",
        "email": "stephen@networkplumber.org"
    },
    "delegate": {
        "id": 319,
        "url": "http://patches.dpdk.org/api/users/319/?format=api",
        "username": "fyigit",
        "first_name": "Ferruh",
        "last_name": "Yigit",
        "email": "ferruh.yigit@amd.com"
    },
    "mbox": "http://patches.dpdk.org/project/dpdk/patch/20180813155108.6460-2-stephen@networkplumber.org/mbox/",
    "series": [
        {
            "id": 973,
            "url": "http://patches.dpdk.org/api/series/973/?format=api",
            "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=973",
            "date": "2018-08-13T15:51:06",
            "name": "netvsc: event buffer bug fixes",
            "version": 2,
            "mbox": "http://patches.dpdk.org/series/973/mbox/"
        }
    ],
    "comments": "http://patches.dpdk.org/api/patches/43694/comments/",
    "check": "success",
    "checks": "http://patches.dpdk.org/api/patches/43694/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
        "X-Original-To": "patchwork@dpdk.org",
        "Delivered-To": "patchwork@dpdk.org",
        "Received": [
            "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id B665749CF;\n\tMon, 13 Aug 2018 17:51:21 +0200 (CEST)",
            "from mail-pl0-f66.google.com (mail-pl0-f66.google.com\n\t[209.85.160.66]) by dpdk.org (Postfix) with ESMTP id AD04CFEB\n\tfor <dev@dpdk.org>; Mon, 13 Aug 2018 17:51:18 +0200 (CEST)",
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        "From": "Stephen Hemminger <stephen@networkplumber.org>",
        "To": "dev@dpdk.org",
        "Cc": "Stephen Hemminger <stephen@networkplumber.org>,\n\tStephen Hemminger <sthemmin@microsoft.com>",
        "Date": "Mon, 13 Aug 2018 08:51:07 -0700",
        "Message-Id": "<20180813155108.6460-2-stephen@networkplumber.org>",
        "X-Mailer": "git-send-email 2.18.0",
        "In-Reply-To": "<20180813155108.6460-1-stephen@networkplumber.org>",
        "References": "<20180813155108.6460-1-stephen@networkplumber.org>",
        "Subject": "[dpdk-dev] [PATCH v2 1/2] netvsc: fix rte malloc pool corruption",
        "X-BeenThere": "dev@dpdk.org",
        "X-Mailman-Version": "2.1.15",
        "Precedence": "list",
        "List-Id": "DPDK patches and discussions <dev.dpdk.org>",
        "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>",
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        "Errors-To": "dev-bounces@dpdk.org",
        "Sender": "\"dev\" <dev-bounces@dpdk.org>"
    },
    "content": "The event buffer was changed to be a fixed size value, but\ncalls to rte_free were left. That causes bugs because\nit calls to rte_free() for a pointer that was not setup with\nrte_malloc().\n\nFixes: 530af95a7849 (\"bus/vmbus: avoid signalling host on read\")\nSigned-off-by: Stephen Hemminger <sthemmin@microsoft.com>\n---\n drivers/net/netvsc/hn_rxtx.c | 5 +----\n 1 file changed, 1 insertion(+), 4 deletions(-)",
    "diff": "diff --git a/drivers/net/netvsc/hn_rxtx.c b/drivers/net/netvsc/hn_rxtx.c\nindex 02ef27e363cc..3e52a328b152 100644\n--- a/drivers/net/netvsc/hn_rxtx.c\n+++ b/drivers/net/netvsc/hn_rxtx.c\n@@ -776,7 +776,6 @@ hn_dev_rx_queue_setup(struct rte_eth_dev *dev,\n \n fail:\n \trte_ring_free(rxq->rx_ring);\n-\trte_free(rxq->event_buf);\n \trte_free(rxq);\n \treturn -ENOMEM;\n }\n@@ -795,10 +794,8 @@ hn_dev_rx_queue_release(void *arg)\n \trxq->rx_ring = NULL;\n \trxq->mb_pool = NULL;\n \n-\tif (rxq != rxq->hv->primary) {\n-\t\trte_free(rxq->event_buf);\n+\tif (rxq != rxq->hv->primary)\n \t\trte_free(rxq);\n-\t}\n }\n \n void\n",
    "prefixes": [
        "v2",
        "1/2"
    ]
}