From patchwork Fri Jan 29 20:57:18 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ben Hutchings X-Patchwork-Id: 44025 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from bombadil.infradead.org (bombadil.infradead.org [18.85.46.34]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id EB4C5B7D0C for ; Sat, 30 Jan 2010 07:59:19 +1100 (EST) Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.69 #1 (Red Hat Linux)) id 1NaxuD-0007Oo-5G; Fri, 29 Jan 2010 20:57:29 +0000 Received: from exchange.solarflare.com ([216.237.3.220]) by bombadil.infradead.org with esmtp (Exim 4.69 #1 (Red Hat Linux)) id 1Naxu6-0007M6-4d for linux-mtd@lists.infradead.org; Fri, 29 Jan 2010 20:57:26 +0000 Received: from [10.17.20.50] ([10.17.20.50]) by exchange.solarflare.com over TLS secured channel with Microsoft SMTPSVC(6.0.3790.3959); Fri, 29 Jan 2010 12:57:49 -0800 Subject: [PATCHv3 2/9] mtd: Use get_mtd_device_nm() to find named device in get_sb_mtd() From: Ben Hutchings To: David Woodhouse In-Reply-To: <1264798537.2785.25.camel@achroite.uk.solarflarecom.com> References: <1264798537.2785.25.camel@achroite.uk.solarflarecom.com> Organization: Solarflare Communications Date: Fri, 29 Jan 2010 20:57:18 +0000 Message-Id: <1264798638.2785.28.camel@achroite.uk.solarflarecom.com> Mime-Version: 1.0 X-Mailer: Evolution 2.22.1 (2.22.1-2.fc9) X-OriginalArrivalTime: 29 Jan 2010 20:57:49.0721 (UTC) FILETIME=[B7748890:01CAA125] X-TM-AS-Product-Ver: SMEX-8.0.0.1181-6.000.1038-17160.005 X-TM-AS-Result: No--7.143000-0.000000-31 X-TM-AS-User-Approved-Sender: Yes X-TM-AS-User-Blocked-Sender: No X-CRM114-Version: 20090807-BlameThorstenAndJenny ( TRE 0.7.6 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20100129_155722_317133_AF85D0A6 X-CRM114-Status: GOOD ( 12.04 ) X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.2.5 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- _SUMMARY_ Cc: linux-net-drivers@solarflare.com, linux-mtd@lists.infradead.org X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-mtd-bounces@lists.infradead.org Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org This removes the need to know the number of MTD devices. Signed-off-by: Ben Hutchings --- drivers/mtd/mtdsuper.c | 18 ++++++------------ 1 files changed, 6 insertions(+), 12 deletions(-) diff --git a/drivers/mtd/mtdsuper.c b/drivers/mtd/mtdsuper.c index af8b42e..d257052 100644 --- a/drivers/mtd/mtdsuper.c +++ b/drivers/mtd/mtdsuper.c @@ -150,18 +150,12 @@ int get_sb_mtd(struct file_system_type *fs_type, int flags, DEBUG(1, "MTDSB: mtd:%%s, name \"%s\"\n", dev_name + 4); - for (mtdnr = 0; mtdnr < MAX_MTD_DEVICES; mtdnr++) { - mtd = get_mtd_device(NULL, mtdnr); - if (!IS_ERR(mtd)) { - if (!strcmp(mtd->name, dev_name + 4)) - return get_sb_mtd_aux( - fs_type, flags, - dev_name, data, mtd, - fill_super, mnt); - - put_mtd_device(mtd); - } - } + mtd = get_mtd_device_nm(dev_name + 4); + if (!IS_ERR(mtd)) + return get_sb_mtd_aux( + fs_type, flags, + dev_name, data, mtd, + fill_super, mnt); printk(KERN_NOTICE "MTD:" " MTD device with name \"%s\" not found.\n",