From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by dpdk.org (Postfix) with ESMTP id 8270A5A96 for ; Fri, 29 May 2015 14:53:53 +0200 (CEST) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga103.fm.intel.com with ESMTP; 29 May 2015 05:53:51 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.13,517,1427785200"; d="scan'208";a="737346842" Received: from irvmail001.ir.intel.com ([163.33.26.43]) by orsmga002.jf.intel.com with ESMTP; 29 May 2015 05:53:49 -0700 Received: from sivswdev01.ir.intel.com (sivswdev01.ir.intel.com [10.237.217.45]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id t4TCrn6G031838; Fri, 29 May 2015 13:53:49 +0100 Received: from sivswdev01.ir.intel.com (localhost [127.0.0.1]) by sivswdev01.ir.intel.com with ESMTP id t4TCrmED006637; Fri, 29 May 2015 13:53:48 +0100 Received: (from bricha3@localhost) by sivswdev01.ir.intel.com with id t4TCrmmr006633; Fri, 29 May 2015 13:53:48 +0100 From: Bruce Richardson To: dev@dpdk.org Date: Fri, 29 May 2015 13:53:46 +0100 Message-Id: <1432904027-6578-4-git-send-email-bruce.richardson@intel.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1432904027-6578-1-git-send-email-bruce.richardson@intel.com> References: <1432904027-6578-1-git-send-email-bruce.richardson@intel.com> Subject: [dpdk-dev] [PATCH 3/4] i40e: fix compile on Fedora 22 (GCC 5.1) X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 29 May 2015 12:53:54 -0000 On Fedora 22, with GCC 5.1, errors are reported due to array accesses being potentially out of bounds. This commit fixes this by adding in an extra bounds check to the loop counter. Signed-off-by: Bruce Richardson --- drivers/net/i40e/i40e_fdir.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/i40e/i40e_fdir.c b/drivers/net/i40e/i40e_fdir.c index e688b4f..55cf2cf 100644 --- a/drivers/net/i40e/i40e_fdir.c +++ b/drivers/net/i40e/i40e_fdir.c @@ -551,7 +551,7 @@ i40e_set_flx_pld_cfg(struct i40e_pf *pf, memset(flex_pit, 0, sizeof(flex_pit)); num = i40e_srcoff_to_flx_pit(cfg->src_offset, flex_pit); - for (i = 0; i < num; i++) { + for (i = 0; i < num && i < RTE_DIM(flex_pit); i++) { field_idx = layer_idx * I40E_MAX_FLXPLD_FIED + i; /* record the info in fdir structure */ pf->fdir.flex_set[field_idx].src_offset = -- 2.4.1