From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 210B3A04FF; Tue, 14 Jan 2020 14:00:02 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id CF2DF1C1AF; Tue, 14 Jan 2020 14:00:01 +0100 (CET) Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by dpdk.org (Postfix) with ESMTP id 727F81C1AC for ; Tue, 14 Jan 2020 13:59:59 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 14 Jan 2020 04:59:58 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.69,432,1571727600"; d="scan'208";a="248491641" Received: from fyigit-mobl.ger.corp.intel.com (HELO [10.237.221.35]) ([10.237.221.35]) by fmsmga001.fm.intel.com with ESMTP; 14 Jan 2020 04:59:57 -0800 To: Ajit Khaparde , Kalesh AP Cc: dev@dpdk.org References: <20200113050118.28719-1-kalesh-anakkur.purayil@broadcom.com> <20200114051435.46093-1-ajit.khaparde@broadcom.com> <20200114051435.46093-2-ajit.khaparde@broadcom.com> From: Ferruh Yigit Autocrypt: addr=ferruh.yigit@intel.com; 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charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Subject: Re: [dpdk-dev] [PATCH v3 01/10] net/bnxt: handle flow create failure X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" On 1/14/2020 5:14 AM, Ajit Khaparde wrote: > From: Kalesh AP > > If flow create fails due to not enough filter resources, > driver does not populate the rte_flow_error using > rte_flow_error_set(). > > Since "rte_errno" could have garbage value and is not relaiable, > it could cause a segfault in the stack in port_flow_complain(). > > Fix it to set rte_flow_error using rte_flow_error_set() > when flow create fails due to not enough filter resources. Hi Ajit, Kalesh, In patch title, 'handle' seems means fix, can you please prefer the 'fix' since it become kind of keyword to define the patch content. This also helps us missing the "Fixes: " tag as it has been here. Thanks, ferruh > > Signed-off-by: Kalesh AP > Reviewed-by: Ajit Khaparde > --- > drivers/net/bnxt/bnxt_flow.c | 4 +++- > 1 file changed, 3 insertions(+), 1 deletion(-) > > diff --git a/drivers/net/bnxt/bnxt_flow.c b/drivers/net/bnxt/bnxt_flow.c > index cde1fa41c..5564c5363 100644 > --- a/drivers/net/bnxt/bnxt_flow.c > +++ b/drivers/net/bnxt/bnxt_flow.c > @@ -1702,7 +1702,9 @@ bnxt_flow_create(struct rte_eth_dev *dev, > > filter = bnxt_get_unused_filter(bp); > if (filter == NULL) { > - PMD_DRV_LOG(ERR, "Not enough resources for a new flow.\n"); > + rte_flow_error_set(error, ENOSPC, > + RTE_FLOW_ERROR_TYPE_HANDLE, NULL, > + "Not enough resources for a new flow"); > goto free_flow; > } > >