From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Zhao Subject: [PATCH v2] net/i40e: fix flow RSS configuration error Date: Wed, 21 Mar 2018 15:25:03 +0800 Message-ID: <1521617103-4776-1-git-send-email-wei.zhao1@intel.com> Cc: qi.z.zhang@intel.com, Wei Zhao To: dev@dpdk.org Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id E142023A for ; Wed, 21 Mar 2018 08:43:11 +0100 (CET) List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" I40e need a protection for rss rule flow configuration after one rule is set for a port. Fixes: ecad87d22383 ("net/i40e: move RSS to flow API") Signed-off-by: Wei Zhao Tested-by: Peng Yuan --- Changes in v2: change fixes version number. --- drivers/net/i40e/i40e_flow.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/net/i40e/i40e_flow.c b/drivers/net/i40e/i40e_flow.c index 16c47cf..7268426 100644 --- a/drivers/net/i40e/i40e_flow.c +++ b/drivers/net/i40e/i40e_flow.c @@ -4385,14 +4385,15 @@ i40e_config_rss_filter_set(struct rte_eth_dev *dev, { struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private); struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private); + int ret = -ENOTSUP; if (conf->queue_region_conf) { - i40e_flush_queue_region_all_conf(dev, hw, pf, 1); + ret = i40e_flush_queue_region_all_conf(dev, hw, pf, 1); conf->queue_region_conf = 0; } else { - i40e_config_rss_filter(pf, conf, 1); + ret = i40e_config_rss_filter(pf, conf, 1); } - return 0; + return ret; } static int @@ -4545,6 +4546,8 @@ i40e_flow_create(struct rte_eth_dev *dev, case RTE_ETH_FILTER_HASH: ret = i40e_config_rss_filter_set(dev, &cons_filter.rss_conf); + if (ret) + goto free_flow; flow->rule = &pf->rss_info; break; default: -- 2.7.5