From patchwork Wed Jun 3 13:49:15 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Boris Brezillon X-Patchwork-Id: 1302999 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=collabora.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.a=rsa-sha256 header.s=bombadil.20170209 header.b=alSXZRyo; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 49cVfx3bqjz9sSc for ; Wed, 3 Jun 2020 23:50:49 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=dDGNHohIRImIllmHTt5PobpsZTWLUYRR4+EEeEUajbg=; b=alSXZRyocCzELK a5bOqvje09GEtFxKUcm6Oovgw9XpL2d41wvvWpQAuR2uNzhJW9svgzBftcQUzlVX3B17X9QL4XQZr gSQ1Iq+S8mnFrrQK+0l2+Z/cyShqOgYV6mYlF8Mxs2H7t9u0gJMbfisdDdQAbzNeJyulZP2xQq31G MpTp4EOHkZd9+Fp3NuwZ6IRDZt8n9ukEYragoeZF6Jn/szZV7X+E7K8BcuUf+7mYthesEiiMnwSks B+VvB5rRo09oMCJhYaLl4CYitus8N9l0xiTZ1SJvwDH9NwAyIziyrGOWf4cNndJ9iD34veB7lDnTe f1PqTox3GFnLPJ3BMpow==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jgTmu-00052t-Nv; Wed, 03 Jun 2020 13:50:36 +0000 Received: from bhuna.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e3e3]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jgTlo-0001ii-Q7 for linux-mtd@lists.infradead.org; Wed, 03 Jun 2020 13:49:30 +0000 Received: from localhost.localdomain (unknown [IPv6:2a01:e0a:2c:6930:5cf4:84a1:2763:fe0d]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: bbrezillon) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 202BF2A3D69; Wed, 3 Jun 2020 14:49:27 +0100 (BST) From: Boris Brezillon To: Anton Vorontsov , Miquel Raynal , linux-mtd@lists.infradead.org Subject: [PATCH 03/10] mtd: rawnand: fsl_upm: Allocate the fsl_upm_nand object using devm_kzalloc() Date: Wed, 3 Jun 2020 15:49:15 +0200 Message-Id: <20200603134922.1352340-4-boris.brezillon@collabora.com> X-Mailer: git-send-email 2.25.4 In-Reply-To: <20200603134922.1352340-1-boris.brezillon@collabora.com> References: <20200603134922.1352340-1-boris.brezillon@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200603_064928_969395_83FE403D X-CRM114-Status: GOOD ( 11.48 ) X-Spam-Score: -0.0 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Benjamin Herrenschmidt , Vignesh Raghavendra , Tudor Ambarus , Richard Weinberger , Boris Brezillon , Paul Mackerras , Michael Ellerman , linuxppc-dev@lists.ozlabs.org Sender: "linux-mtd" Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org This simplifies the init error patch and remove function. Signed-off-by: Boris Brezillon Reviewed-by: Miquel Raynal --- drivers/mtd/nand/raw/fsl_upm.c | 18 ++++++------------ 1 file changed, 6 insertions(+), 12 deletions(-) diff --git a/drivers/mtd/nand/raw/fsl_upm.c b/drivers/mtd/nand/raw/fsl_upm.c index 6eba2f4a2f5a..9cf79c62ef22 100644 --- a/drivers/mtd/nand/raw/fsl_upm.c +++ b/drivers/mtd/nand/raw/fsl_upm.c @@ -205,36 +205,34 @@ static int fun_probe(struct platform_device *ofdev) int size; int i; - fun = kzalloc(sizeof(*fun), GFP_KERNEL); + fun = devm_kzalloc(&ofdev->dev, sizeof(*fun), GFP_KERNEL); if (!fun) return -ENOMEM; ret = of_address_to_resource(ofdev->dev.of_node, 0, &io_res); if (ret) { dev_err(&ofdev->dev, "can't get IO base\n"); - goto err1; + return ret; } ret = fsl_upm_find(io_res.start, &fun->upm); if (ret) { dev_err(&ofdev->dev, "can't find UPM\n"); - goto err1; + return ret; } prop = of_get_property(ofdev->dev.of_node, "fsl,upm-addr-offset", &size); if (!prop || size != sizeof(uint32_t)) { dev_err(&ofdev->dev, "can't get UPM address offset\n"); - ret = -EINVAL; - goto err1; + return -EINVAL; } fun->upm_addr_offset = *prop; prop = of_get_property(ofdev->dev.of_node, "fsl,upm-cmd-offset", &size); if (!prop || size != sizeof(uint32_t)) { dev_err(&ofdev->dev, "can't get UPM command offset\n"); - ret = -EINVAL; - goto err1; + return -EINVAL; } fun->upm_cmd_offset = *prop; @@ -244,7 +242,7 @@ static int fun_probe(struct platform_device *ofdev) fun->mchip_count = size / sizeof(uint32_t); if (fun->mchip_count >= NAND_MAX_CHIPS) { dev_err(&ofdev->dev, "too much multiple chips\n"); - goto err1; + return -EINVAL; } for (i = 0; i < fun->mchip_count; i++) fun->mchip_offsets[i] = be32_to_cpu(prop[i]); @@ -306,8 +304,6 @@ static int fun_probe(struct platform_device *ofdev) break; gpio_free(fun->rnb_gpio[i]); } -err1: - kfree(fun); return ret; } @@ -330,8 +326,6 @@ static int fun_remove(struct platform_device *ofdev) gpio_free(fun->rnb_gpio[i]); } - kfree(fun); - return 0; }