From patchwork Fri Nov 4 10:42:49 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Masahiro Yamada X-Patchwork-Id: 80827 Delivered-To: patch@linaro.org Received: by 10.140.97.247 with SMTP id m110csp1080233qge; Fri, 4 Nov 2016 03:46:46 -0700 (PDT) X-Received: by 10.99.67.7 with SMTP id q7mr20887093pga.74.1478256406198; Fri, 04 Nov 2016 03:46:46 -0700 (PDT) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id x86si15704329pff.54.2016.11.04.03.46.45; Fri, 04 Nov 2016 03:46:46 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@nifty.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761643AbcKDKq1 (ORCPT + 27 others); Fri, 4 Nov 2016 06:46:27 -0400 Received: from conuserg-07.nifty.com ([210.131.2.74]:53706 "EHLO conuserg-07.nifty.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754649AbcKDKmB (ORCPT ); Fri, 4 Nov 2016 06:42:01 -0400 Received: from beagle.diag.org (p14092-ipngnfx01kyoto.kyoto.ocn.ne.jp [153.142.97.92]) (authenticated) by conuserg-07.nifty.com with ESMTP id uA4AebSk028031; Fri, 4 Nov 2016 19:40:39 +0900 DKIM-Filter: OpenDKIM Filter v2.10.3 conuserg-07.nifty.com uA4AebSk028031 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nifty.com; s=dec2015msa; t=1478256039; bh=7ke+MKeKFm4CpVUaeDLDSwb13Dd3cFQXwNKCgWHZnxA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=fJDAJXPue8qeOndQxFzhNYZJDOD9csush9EopXz865wlO0rSAa/eru7G+DiSbcA8P RGh7QgefFVN57vykYdrFId2+mo4Z4JRBVlr3rmud6+GB98uqNJ2G9LNjfJEE6HXKDU LfMjUVo98lH97k+jrP6sHHrCbAn3us6bB44be2cEXc7JRtyKB59H45572ivsTTGE3P 2jERBROvnm0US/8QS67bIyHI0OmpoE5u3DR7OTgkqAALR+gd11VdBB86xcGHkBo1Yf 3ADtGGwZBIu1NoYNsiTsEZSg1jO4kLT+DX3oI8e76Y4P8hAphuKsrrXdTf2t3UIetU 5bPmXmpz6FJrw== X-Nifty-SrcIP: [153.142.97.92] From: Masahiro Yamada To: linux-mtd@lists.infradead.org Cc: Masahiro Yamada , linux-kernel@vger.kernel.org, Boris Brezillon , Brian Norris , Richard Weinberger , David Woodhouse Subject: [PATCH 01/22] mtd: nand: ams-delta: return error code of nand_scan() on error Date: Fri, 4 Nov 2016 19:42:49 +0900 Message-Id: <1478256190-7452-2-git-send-email-yamada.masahiro@socionext.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1478256190-7452-1-git-send-email-yamada.masahiro@socionext.com> References: <1478256190-7452-1-git-send-email-yamada.masahiro@socionext.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The nand_scan() returns an appropriate error value when it fails. Use it instead of the fixed error code -ENXIO. Signed-off-by: Masahiro Yamada --- drivers/mtd/nand/ams-delta.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) -- 1.9.1 diff --git a/drivers/mtd/nand/ams-delta.c b/drivers/mtd/nand/ams-delta.c index 78e12cc..5d6c26f 100644 --- a/drivers/mtd/nand/ams-delta.c +++ b/drivers/mtd/nand/ams-delta.c @@ -234,10 +234,9 @@ static int ams_delta_init(struct platform_device *pdev) goto out_gpio; /* Scan to find existence of the device */ - if (nand_scan(ams_delta_mtd, 1)) { - err = -ENXIO; + err = nand_scan(ams_delta_mtd, 1); + if (err) goto out_mtd; - } /* Register the partitions */ mtd_device_register(ams_delta_mtd, partition_info,