Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755297Ab2F3McW (ORCPT ); Sat, 30 Jun 2012 08:32:22 -0400 Received: from antcom.de ([188.40.178.216]:49041 "EHLO chuck.antcom.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754613Ab2F3McU (ORCPT ); Sat, 30 Jun 2012 08:32:20 -0400 Message-ID: <4FEEF1D0.5060404@antcom.de> Date: Sat, 30 Jun 2012 14:32:16 +0200 From: Roland Stigge Organization: ANTCOM Open Source Research and Development User-Agent: Mozilla/5.0 (X11; Linux i686 on x86_64; rv:10.0.5) Gecko/20120624 Icedove/10.0.5 MIME-Version: 1.0 To: dedekind1@gmail.com CC: linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, devicetree-discuss@lists.ozlabs.org, dwmw2@infradead.org, kevin.wells@nxp.com, srinivas.bakki@nxp.com, linux-arm-kernel@lists.infradead.org, hechtb@googlemail.com, lars@metafoo.de, b32955@freescale.com, leiwen@marvell.com, linux@arm.linux.org.uk, Alexandre Pereira da Silva Subject: Re: [PATCH v10] MTD: LPC32xx MLC NAND driver References: <1340834129-15545-1-git-send-email-stigge@antcom.de> <1340973434.3070.168.camel@sauron.fi.intel.com> In-Reply-To: <1340973434.3070.168.camel@sauron.fi.intel.com> X-Enigmail-Version: 1.4.1 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1050 Lines: 34 Hi Artem! Thanks for the notes! On 29/06/12 14:37, Artem Bityutskiy wrote: > Successfully built configuration > "arm-lpc32xx_defconfig,arm,arm-unknown-linux-gnueabi-", results: > > --- before_patching.log +++ after_patching.log @@ @@ > +drivers/mtd/nand/lpc32xx_mlc.c: In function 'lpc32xx_nand_probe': > +drivers/mtd/nand/lpc32xx_mlc.c:679:10: warning: variable 'sr' set > but not used [-Wunused-but-set-variable] > +drivers/mtd/nand/lpc32xx_mlc.c:561:24: error: bad constant > expression [sparse] This is because sparse doesn't understand this local variable: uint8_t buf[mtd->writesize]; (but gcc does). Are you sure we need to support sparse? The above construction is quite convenient for this case and I'd prefer this to allocating another buffer dynamically. Thanks in advance, Roland -- 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/