From patchwork Thu Aug 29 02:36:15 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Qi Zhang X-Patchwork-Id: 58158 X-Patchwork-Delegate: qi.z.zhang@intel.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 419431D16A; Thu, 29 Aug 2019 04:35:13 +0200 (CEST) Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by dpdk.org (Postfix) with ESMTP id 3D5011C2A4; Thu, 29 Aug 2019 04:34:56 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 28 Aug 2019 19:34:55 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,442,1559545200"; d="scan'208";a="332363626" Received: from dpdk51.sh.intel.com ([10.67.110.245]) by orsmga004.jf.intel.com with ESMTP; 28 Aug 2019 19:34:54 -0700 From: Qi Zhang To: wenzhuo.lu@intel.com, qiming.yang@intel.com Cc: dev@dpdk.org, xiaolong.ye@intel.com, Qi Zhang , stable@dpdk.org, Paul M Stillwell Jr Date: Thu, 29 Aug 2019 10:36:15 +0800 Message-Id: <20190829023656.8220-23-qi.z.zhang@intel.com> X-Mailer: git-send-email 2.13.6 In-Reply-To: <20190829023656.8220-1-qi.z.zhang@intel.com> References: <20190826105105.19121-1-qi.z.zhang@intel.com> <20190829023656.8220-1-qi.z.zhang@intel.com> Subject: [dpdk-dev] [PATCH v2 22/63] net/ice/base: correct overrun Coverty hit 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" Added boundary check for layer_num in function ice_sched_rm_rl_profile, and ice_sched_add_rl_profile. Cc: stable@dpdk.org Tarun Singh Signed-off-by: Paul M Stillwell Jr Signed-off-by: Qi Zhang --- drivers/net/ice/base/ice_sched.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/net/ice/base/ice_sched.c b/drivers/net/ice/base/ice_sched.c index 01c8defae..1cfc3bc20 100644 --- a/drivers/net/ice/base/ice_sched.c +++ b/drivers/net/ice/base/ice_sched.c @@ -3799,10 +3799,12 @@ ice_sched_add_rl_profile(struct ice_port_info *pi, struct ice_aqc_rl_profile_generic_elem *buf; struct ice_aqc_rl_profile_info *rl_prof_elem; u16 profiles_added = 0, num_profiles = 1; - enum ice_status status = ICE_ERR_PARAM; + enum ice_status status; struct ice_hw *hw; u8 profile_type; + if (layer_num >= ICE_AQC_TOPO_MAX_LEVEL_NUM) + return NULL; switch (rl_type) { case ICE_MIN_BW: profile_type = ICE_AQC_RL_PROFILE_TYPE_CIR; @@ -4049,6 +4051,8 @@ ice_sched_rm_rl_profile(struct ice_port_info *pi, u8 layer_num, u8 profile_type, struct ice_aqc_rl_profile_info *rl_prof_elem; enum ice_status status = ICE_SUCCESS; + if (layer_num >= ICE_AQC_TOPO_MAX_LEVEL_NUM) + return ICE_ERR_PARAM; /* Check the existing list for RL profile */ LIST_FOR_EACH_ENTRY(rl_prof_elem, &pi->rl_prof_list[layer_num], ice_aqc_rl_profile_info, list_entry)