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GET /api/patches/52872/?format=api
https://patches.dpdk.org/api/patches/52872/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20190417144158.23016-1-herakliusz.lipiec@intel.com/", "project": { "id": 1, "url": "https://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", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20190417144158.23016-1-herakliusz.lipiec@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20190417144158.23016-1-herakliusz.lipiec@intel.com", "date": "2019-04-17T14:41:58", "name": "[5/8] ipc: fix pdump memleak", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "75f8cfa47e94686d1a246cf5a50f11e15e717588", "submitter": { "id": 742, "url": "https://patches.dpdk.org/api/people/742/?format=api", "name": "Herakliusz Lipiec", "email": "herakliusz.lipiec@intel.com" }, "delegate": { "id": 1, "url": "https://patches.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20190417144158.23016-1-herakliusz.lipiec@intel.com/mbox/", "series": [ { "id": 4352, "url": "https://patches.dpdk.org/api/series/4352/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=4352", "date": "2019-04-17T14:38:22", "name": "[1/8] ipc: fix rte_mp_request_sync memleak", "version": 1, "mbox": "https://patches.dpdk.org/series/4352/mbox/" } ], "comments": "https://patches.dpdk.org/api/patches/52872/comments/", "check": "success", "checks": "https://patches.dpdk.org/api/patches/52872/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 38F771B6E2;\n\tWed, 17 Apr 2019 16:41:12 +0200 (CEST)", "from mga06.intel.com (mga06.intel.com [134.134.136.31])\n\tby dpdk.org (Postfix) with ESMTP id 420091B6B6;\n\tWed, 17 Apr 2019 16:41:10 +0200 (CEST)", "from orsmga005.jf.intel.com ([10.7.209.41])\n\tby orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t17 Apr 2019 07:41:09 -0700", "from silpixa00399499.ir.intel.com (HELO\n\tsilpixa00399499.ger.corp.intel.com) ([10.237.222.133])\n\tby orsmga005.jf.intel.com with ESMTP; 17 Apr 2019 07:41:07 -0700" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.60,362,1549958400\"; d=\"scan'208\";a=\"316748507\"", "From": "Herakliusz Lipiec <herakliusz.lipiec@intel.com>", "To": "reshma.pattan@intel.com", "Cc": "dev@dpdk.org, Herakliusz Lipiec <herakliusz.lipiec@intel.com>,\n\tjianfeng.tan@intel.com, stable@dpdk.org", "Date": "Wed, 17 Apr 2019 15:41:58 +0100", "Message-Id": "<20190417144158.23016-1-herakliusz.lipiec@intel.com>", "X-Mailer": "git-send-email 2.17.2", "Subject": "[dpdk-dev] [PATCH 5/8] ipc: fix pdump memleak", "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>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "When sending multiple requests, rte_mp_request_sync\ncan succeed sending a few of those requests, but then\nfail on a later one and in the end return with rc=-1.\nThe upper layers - e.g. device hotplug - currently\nhandles this case as if no messages were sent and no\nmemory for response buffers was allocated, which is\nnot true. Fixed by always freeing reply message buffers.\n\nFixes: 660098d61f57 (\"pdump: use generic multi-process channel\")\nCc: jianfeng.tan@intel.com\nCc: stable@dpdk.org\nSigned-off-by: Herakliusz Lipiec <herakliusz.lipiec@intel.com>\n---\n lib/librte_pdump/rte_pdump.c | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)", "diff": "diff --git a/lib/librte_pdump/rte_pdump.c b/lib/librte_pdump/rte_pdump.c\nindex 14744b9ff..3787c3e32 100644\n--- a/lib/librte_pdump/rte_pdump.c\n+++ b/lib/librte_pdump/rte_pdump.c\n@@ -525,8 +525,8 @@ pdump_prepare_client_request(char *device, uint16_t queue,\n \t\trte_errno = resp->err_value;\n \t\tif (!resp->err_value)\n \t\t\tret = 0;\n-\t\tfree(mp_reply.msgs);\n \t}\n+\tfree(mp_reply.msgs);\n \n \tif (ret < 0)\n \t\tRTE_LOG(ERR, PDUMP,\n", "prefixes": [ "5/8" ] }{ "id": 52872, "url": "