Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755972Ab0K3TXu (ORCPT ); Tue, 30 Nov 2010 14:23:50 -0500 Received: from rcsinet10.oracle.com ([148.87.113.121]:27452 "EHLO rcsinet10.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751938Ab0K3TXt (ORCPT ); Tue, 30 Nov 2010 14:23:49 -0500 Date: Tue, 30 Nov 2010 10:22:57 -0800 From: Randy Dunlap To: Andres Salomon Cc: Stephen Rothwell , Samuel Ortiz , linux-next@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] cs5535-mfd: fix warning on x86-64 Message-Id: <20101130102257.008fb652.randy.dunlap@oracle.com> In-Reply-To: <20101129204410.339805ef@queued.net> References: <20101129115257.9a78ad14.sfr@canb.auug.org.au> <20101129204410.339805ef@queued.net> Organization: Oracle Linux Eng. X-Mailer: Sylpheed 2.7.1 (GTK+ 2.16.6; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1846 Lines: 63 On Mon, 29 Nov 2010 20:44:10 -0800 Andres Salomon wrote: > On Mon, 29 Nov 2010 11:52:57 +1100 > Stephen Rothwell wrote: > > > Hi Samuel, > > > > After merging the mfd tree, today's linux-next build (x86_64 > > allmodconfig) produced this warning: > > > > drivers/mfd/cs5535-mfd.c: In function 'cs5535_mfd_probe': > > drivers/mfd/cs5535-mfd.c:106: warning: format '%d' expects type > > 'int', but argument 3 has type 'long unsigned int' > > > > Ick, ARRAY_SIZE is unsigned int on x86, unsigned long on x86-64. The > patch below fixes this. > No, it's a sizeof(), so it should be printed with %zd. That works on x86_64 or i386. > > > > From: Andres Salomon > > ARRAY_SIZE() returns unsigned long on x86-64 (rather than unsigned int); > cast it to the desired type to shut gcc up. > > Signed-off-by: Andres Salomon > --- > drivers/mfd/cs5535-mfd.c | 4 ++-- > 1 files changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/mfd/cs5535-mfd.c b/drivers/mfd/cs5535-mfd.c > index b141ca7..e6f7ebc 100644 > --- a/drivers/mfd/cs5535-mfd.c > +++ b/drivers/mfd/cs5535-mfd.c > @@ -103,8 +103,8 @@ static int __devinit cs5535_mfd_probe(struct pci_dev *pdev, > goto err_disable; > } > > - dev_info(&pdev->dev, "%d devices registered.\n", > - ARRAY_SIZE(cs5535_mfd_cells)); > + dev_info(&pdev->dev, "%u devices registered.\n", > + (unsigned int) ARRAY_SIZE(cs5535_mfd_cells)); > > return 0; > > -- > 1.7.2.3 > --- ~Randy *** Remember to use Documentation/SubmitChecklist when testing your code *** -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/