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GET /api/patches/52590/?format=api
http://patchwork.dpdk.org/api/patches/52590/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/patch/20190410124910.24537-1-david.hunt@intel.com/", "project": { "id": 1, "url": "http://patchwork.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": "<20190410124910.24537-1-david.hunt@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20190410124910.24537-1-david.hunt@intel.com", "date": "2019-04-10T12:49:10", "name": "[v1] examples/vm_power_manager: fix buffer overrun", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "391df1cd0967d7a65e7e809f413cd746b468c37b", "submitter": { "id": 342, "url": "http://patchwork.dpdk.org/api/people/342/?format=api", "name": "Hunt, David", "email": "david.hunt@intel.com" }, "delegate": { "id": 1, "url": "http://patchwork.dpdk.org/api/users/1/?format=api", "username": "tmonjalo", "first_name": "Thomas", "last_name": "Monjalon", "email": "thomas@monjalon.net" }, "mbox": "http://patchwork.dpdk.org/project/dpdk/patch/20190410124910.24537-1-david.hunt@intel.com/mbox/", "series": [ { "id": 4239, "url": "http://patchwork.dpdk.org/api/series/4239/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=4239", "date": "2019-04-10T12:49:10", "name": "[v1] examples/vm_power_manager: fix buffer overrun", "version": 1, "mbox": "http://patchwork.dpdk.org/series/4239/mbox/" } ], "comments": "http://patchwork.dpdk.org/api/patches/52590/comments/", "check": "fail", "checks": "http://patchwork.dpdk.org/api/patches/52590/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 ED13F7CCA;\n\tWed, 10 Apr 2019 14:49:15 +0200 (CEST)", "from mga14.intel.com (mga14.intel.com [192.55.52.115])\n\tby dpdk.org (Postfix) with ESMTP id C63165F32;\n\tWed, 10 Apr 2019 14:49:14 +0200 (CEST)", "from orsmga008.jf.intel.com ([10.7.209.65])\n\tby fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t10 Apr 2019 05:49:13 -0700", "from silpixa00399952.ir.intel.com (HELO\n\tsilpixa00399952.ger.corp.intel.com) ([10.237.223.64])\n\tby orsmga008.jf.intel.com with ESMTP; 10 Apr 2019 05:49:12 -0700" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "X-IronPort-AV": "E=Sophos;i=\"5.60,332,1549958400\"; d=\"scan'208\";a=\"133069605\"", "From": "David Hunt <david.hunt@intel.com>", "To": "dev@dpdk.org", "Cc": "david.hunt@intel.com,\n\tstable@dpdk.org", "Date": "Wed, 10 Apr 2019 13:49:10 +0100", "Message-Id": "<20190410124910.24537-1-david.hunt@intel.com>", "X-Mailer": "git-send-email 2.17.1", "Subject": "[dpdk-dev] [PATCH v1] examples/vm_power_manager: fix buffer overrun", "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": "The freqs array in freq_info struct has RTE_MAX_LCORE_FREQS elements,\nyet the code can attemtp to look at the index at POWER_MANAGER_MAX_CPUS,\nwhich may be greater than RTE_MAX_LCORE_FREQS. Fix to limit index to\nRTE_MAX_LCORE_FREQS.\n\nFixes: d26c18c93260 (\"examples/vm_power: cpu frequency in host\")\n Coverity issue: 337660\n\nSigned-off-by: David Hunt <david.hunt@intel.com>\n---\n examples/vm_power_manager/power_manager.c | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)", "diff": "diff --git a/examples/vm_power_manager/power_manager.c b/examples/vm_power_manager/power_manager.c\nindex aef832644..35be30d2e 100644\n--- a/examples/vm_power_manager/power_manager.c\n+++ b/examples/vm_power_manager/power_manager.c\n@@ -143,7 +143,7 @@ power_manager_get_current_frequency(unsigned core_num)\n \trte_spinlock_lock(&global_core_freq_info[core_num].power_sl);\n \tindex = rte_power_get_freq(core_num);\n \trte_spinlock_unlock(&global_core_freq_info[core_num].power_sl);\n-\tif (index >= POWER_MGR_MAX_CPUS)\n+\tif (index >= RTE_MAX_LCORE_FREQS)\n \t\tfreq = 0;\n \telse\n \t\tfreq = global_core_freq_info[core_num].freqs[index];\n", "prefixes": [ "v1" ] }{ "id": 52590, "url": "