From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756582Ab2HFOdD (ORCPT ); Mon, 6 Aug 2012 10:33:03 -0400 Received: from smtp-out-181.synserver.de ([212.40.185.181]:1102 "EHLO smtp-out-181.synserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756436Ab2HFOdB (ORCPT ); Mon, 6 Aug 2012 10:33:01 -0400 X-SynServer-TrustedSrc: 1 X-SynServer-AuthUser: lars@metafoo.de X-SynServer-PPID: 26162 Message-ID: <501FD69D.7070702@metafoo.de> Date: Mon, 06 Aug 2012 16:37:17 +0200 From: Lars-Peter Clausen User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:10.0.5) Gecko/20120624 Icedove/10.0.5 MIME-Version: 1.0 To: Dan Carpenter CC: Julia Lawall , Mauro Carvalho Chehab , kernel-janitors@vger.kernel.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] drivers/media/video/mx2_emmaprp.c: use devm_kzalloc and devm_clk_get References: <1344104607-18805-1-git-send-email-Julia.Lawall@lip6.fr> <20120806142323.GO4352@mwanda> <20120806142650.GT4403@mwanda> In-Reply-To: <20120806142650.GT4403@mwanda> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 08/06/2012 04:26 PM, Dan Carpenter wrote: > On Mon, Aug 06, 2012 at 05:23:23PM +0300, Dan Carpenter wrote: >> On Sat, Aug 04, 2012 at 08:23:27PM +0200, Julia Lawall wrote: >>> @@ -922,12 +920,7 @@ static int emmaprp_probe(struct platform_device *pdev) >>> >>> platform_set_drvdata(pdev, pcdev); >>> >>> - if (devm_request_mem_region(&pdev->dev, res_emma->start, >>> - resource_size(res_emma), MEM2MEM_NAME) == NULL) >>> - goto rel_vdev; >>> - >>> - pcdev->base_emma = devm_ioremap(&pdev->dev, res_emma->start, >>> - resource_size(res_emma)); >>> + pcdev->base_emma = devm_request_and_ioremap(&pdev->dev, res_emma); >>> if (!pcdev->base_emma) >>> goto rel_vdev; >> >> This was in the original code, but there is a "ret = -ENOMEM;" >> missing here, and again a couple lines down in the original code. >> > > Or should that be -EIO instead of -ENOMEM? I'm not sure. -ENXIO is usually used in such a case. - Lars