From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754240Ab3EKUf3 (ORCPT ); Sat, 11 May 2013 16:35:29 -0400 Received: from mail-la0-f52.google.com ([209.85.215.52]:54356 "EHLO mail-la0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753906Ab3EKUf2 (ORCPT ); Sat, 11 May 2013 16:35:28 -0400 Message-ID: <518EAB9B.8040106@cogentembedded.com> Date: Sun, 12 May 2013 00:35:39 +0400 From: Sergei Shtylyov Organization: Cogent Embedded User-Agent: Mozilla/5.0 (X11; Linux i686; rv:17.0) Gecko/20130328 Thunderbird/17.0.5 MIME-Version: 1.0 To: Wolfram Sang CC: linux-kernel@vger.kernel.org, netdev@vger.kernel.org Subject: Re: [RFC 17/42] drivers/net/ethernet/renesas: don't check resource with devm_ioremap_resource References: <1368173847-5661-1-git-send-email-wsa@the-dreams.de> <1368173847-5661-18-git-send-email-wsa@the-dreams.de> In-Reply-To: <1368173847-5661-18-git-send-email-wsa@the-dreams.de> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello. On 05/10/2013 12:17 PM, Wolfram Sang wrote: > devm_ioremap_resource does sanity checks on the given resource. No need to > duplicate this in the driver. > > Signed-off-by: Wolfram Sang > --- > drivers/net/ethernet/renesas/sh_eth.c | 14 +------------- > 1 file changed, 1 insertion(+), 13 deletions(-) > > diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c > index 33dc6f2..6175839 100644 > --- a/drivers/net/ethernet/renesas/sh_eth.c > +++ b/drivers/net/ethernet/renesas/sh_eth.c > @@ -2661,14 +2661,6 @@ static int sh_eth_drv_probe(struct platform_device *pdev) > struct sh_eth_private *mdp = NULL; > struct sh_eth_plat_data *pd = pdev->dev.platform_data; > > - /* get base addr */ > - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); > - if (unlikely(res == NULL)) { > - dev_err(&pdev->dev, "invalid resource\n"); > - ret = -EINVAL; > - goto out; > - } > - > ndev = alloc_etherdev(sizeof(struct sh_eth_private)); > if (!ndev) { > ret = -ENOMEM; There's ndev->base_addr = res->start; below this which you broke. NAK. You should really compile-test your patches. WBR, Sergei