From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by dpdk.space (Postfix) with ESMTP id EEE5EA0096 for ; Fri, 12 Apr 2019 19:09:30 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id B49E01B13B; Fri, 12 Apr 2019 19:09:28 +0200 (CEST) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id 4D6B71B10E; Fri, 12 Apr 2019 19:09:27 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 12 Apr 2019 10:09:26 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,342,1549958400"; d="scan'208";a="163913286" Received: from fyigit-mobl.ger.corp.intel.com (HELO [10.237.221.46]) ([10.237.221.46]) by fmsmga001.fm.intel.com with ESMTP; 12 Apr 2019 10:09:24 -0700 To: Stephen Hemminger , Bruce Richardson Cc: David Christensen , thomas@monjalon.net, arybchenko@solarflare.com, dev@dpdk.org, radhika.chirra@ibm.com, stable@dpdk.org References: <1554927376-93022-1-git-send-email-drc@linux.vnet.ibm.com> <20190410210017.GA742@bricha3-MOBL.ger.corp.intel.com> <20190410160818.78855564@shemminger-XPS-13-9360> From: Ferruh Yigit Openpgp: preference=signencrypt Autocrypt: addr=ferruh.yigit@intel.com; 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WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <20190410160818.78855564@shemminger-XPS-13-9360> Content-Type: text/plain; charset="UTF-8" Content-Language: en-US Content-Transfer-Encoding: 7bit Subject: Re: [dpdk-dev] [PATCH] ethdev: missing typecast from void in eth_dev_pci_specific_init 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" Message-ID: <20190412170923.mf46rmF8_yYIyjqispmZWH3dUyqE-v6m_b0vvFuZEIU@z> On 4/11/2019 12:08 AM, Stephen Hemminger wrote: > On Wed, 10 Apr 2019 22:00:18 +0100 > Bruce Richardson wrote: > >> On Wed, Apr 10, 2019 at 03:16:16PM -0500, David Christensen wrote: >>> The function eth_dev_pci_specific_init is missing a typecast to >>> (struct rte_pci_device *) for the input argument bus_device. >>> >>> Cc: stable@dpdk.org >>> >>> Signed-off-by: David Christensen >>> Tested-by: Radhika Chirra >>> --- >>> lib/librte_ethdev/rte_ethdev_pci.h | 2 +- >>> 1 file changed, 1 insertion(+), 1 deletion(-) >>> >>> diff --git a/lib/librte_ethdev/rte_ethdev_pci.h b/lib/librte_ethdev/rte_ethdev_pci.h >>> index 23257e9..a325311 100644 >>> --- a/lib/librte_ethdev/rte_ethdev_pci.h >>> +++ b/lib/librte_ethdev/rte_ethdev_pci.h >>> @@ -72,7 +72,7 @@ >>> >>> static inline int >>> eth_dev_pci_specific_init(struct rte_eth_dev *eth_dev, void *bus_device) { >>> - struct rte_pci_device *pci_dev = bus_device; >>> + struct rte_pci_device *pci_dev = (struct rte_pci_device *)bus_device; >>> >> >> Is this needed for building some C++ apps that are including the header >> file (directly, or indirectly), because for pure C, "void *" types should >> be assignable to any other pointer type without casting? >> >> /Bruce > > Another example of Why the Hell is this inline? > It has been done inline intentionally at the time as far as remember, this header is for drivers not for applications, it has helper functions. The common code from drivers related to the bus put into header files, so the code itself belongs to drivers not ethdev and reduces duplicates in them.