From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id A1DFF2C57 for ; Mon, 23 Jan 2017 08:45:39 +0100 (CET) Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga102.fm.intel.com with ESMTP; 22 Jan 2017 23:45:38 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.33,273,1477983600"; d="scan'208";a="51485638" Received: from yliu-dev.sh.intel.com ([10.239.67.162]) by orsmga004.jf.intel.com with ESMTP; 22 Jan 2017 23:45:37 -0800 From: Yuanhan Liu To: Anatoly Burakov Cc: Yuanhan Liu , Thomas Monjalon , dpdk stable Date: Mon, 23 Jan 2017 15:46:40 +0800 Message-Id: <1485157675-32114-5-git-send-email-yuanhan.liu@linux.intel.com> X-Mailer: git-send-email 1.9.0 In-Reply-To: <1485157675-32114-1-git-send-email-yuanhan.liu@linux.intel.com> References: <1485157675-32114-1-git-send-email-yuanhan.liu@linux.intel.com> Subject: [dpdk-stable] patch 'ethdev: fix port lookup if none' has been queued to stable release 16.11.1 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: , X-List-Received-Date: Mon, 23 Jan 2017 07:45:40 -0000 Hi, FYI, your patch has been queued to stable release 16.11.1 Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet. It will be pushed if I get no objections before 01/28/17. So please shout if anyone has objections. --- Note 16.11 is a LTS release. v16.11.1 is planned to be released shortly (about 2-3 weeks) after v17.02. --- Thanks. --yliu --- >>From d384e2694e1f61cb08fc8c96d4faef7755ab8e9c Mon Sep 17 00:00:00 2001 From: Anatoly Burakov Date: Sat, 19 Nov 2016 13:10:11 +0000 Subject: [PATCH] ethdev: fix port lookup if none [ upstream commit f9ae888b1e19face2ce02e92936f793499c11956 ] Aside from avoiding doing useless work, this also fixes a segfault when calling rte_eth_dev_get_port_by_name() whenever no devices were found yet, and therefore rte_eth_dev_data wasn't yet allocated. Fixes: 9c5b8d8b9feb ("ethdev: clean port id retrieval when attaching") Signed-off-by: Anatoly Burakov Acked-by: Thomas Monjalon --- lib/librte_ether/rte_ethdev.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/lib/librte_ether/rte_ethdev.c b/lib/librte_ether/rte_ethdev.c index 4209ad0..1e0f206 100644 --- a/lib/librte_ether/rte_ethdev.c +++ b/lib/librte_ether/rte_ethdev.c @@ -376,6 +376,9 @@ rte_eth_dev_get_port_by_name(const char *name, uint8_t *port_id) return -EINVAL; } + if (!nb_ports) + return -ENODEV; + *port_id = RTE_MAX_ETHPORTS; for (i = 0; i < RTE_MAX_ETHPORTS; i++) { -- 1.9.0