From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 64AC5C5519B for ; Mon, 27 Apr 2020 08:25:30 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 09754206D4 for ; Mon, 27 Apr 2020 08:25:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="BtsTGO57" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 09754206D4 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=collabora.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org 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=H4RhdOJZuzUGjql9cyQQ1jm/qPiiE/8MZwX5vLRjI+U=; b=BtsTGO57k7GZOj 6wfSfcl668NtDm6YgeJXM0xsY+mTa/iGVmg9yZceEpw/wog8hhR1i/sF4dD1ftBSr24iN4aNjLLIh oDdcZRbtut61htRjUFCcg8gYD5WGAhHRDmUqp/pZzohKtYjWa01BMyY/yd9M1sn3ksvJcHbkgl7xk UgXO5I812U4ztMD4HJK8PEmFg7ientgNfdsGQvi+WrbB+C8SdaRudbSMJMYQotUP2M9TElg+zo+9J Me7/1XgWgqb+RcdA51+iBy847gP7pcmNv0S94P05HtEsx0F42ibmBsRX09ySisdZRnyX1SYhX0DZQ fAv4GuP8q5LHdW0WPd/A==; 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 1jSz4o-0003h5-KL; Mon, 27 Apr 2020 08:25:18 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jSz0J-00068N-RP for linux-mtd@lists.infradead.org; Mon, 27 Apr 2020 08:20:42 +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 22F612A0A17; Mon, 27 Apr 2020 09:20:38 +0100 (BST) From: Boris Brezillon To: David Woodhouse , Miquel Raynal , linux-mtd@lists.infradead.org Subject: [PATCH 08/17] mtd: rawnand: cafe: Use devm_kzalloc and devm_request_irq() Date: Mon, 27 Apr 2020 10:20:18 +0200 Message-Id: <20200427082028.394719-9-boris.brezillon@collabora.com> X-Mailer: git-send-email 2.25.3 In-Reply-To: <20200427082028.394719-1-boris.brezillon@collabora.com> References: <20200427082028.394719-1-boris.brezillon@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200427_012040_050319_C8B94632 X-CRM114-Status: GOOD ( 12.44 ) 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: Richard Weinberger , Boris Brezillon , Vignesh Raghavendra , Tudor Ambarus Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org This simplifies the error/remove path. Signed-off-by: Boris Brezillon --- drivers/mtd/nand/raw/cafe_nand.c | 14 ++++---------- 1 file changed, 4 insertions(+), 10 deletions(-) diff --git a/drivers/mtd/nand/raw/cafe_nand.c b/drivers/mtd/nand/raw/cafe_nand.c index 55fa0bf2806a..3eab57e63215 100644 --- a/drivers/mtd/nand/raw/cafe_nand.c +++ b/drivers/mtd/nand/raw/cafe_nand.c @@ -848,7 +848,7 @@ static int cafe_nand_probe(struct pci_dev *pdev, pci_set_master(pdev); - cafe = kzalloc(sizeof(*cafe), GFP_KERNEL); + cafe = devm_kzalloc(&pdev->dev, sizeof(*cafe), GFP_KERNEL); if (!cafe) return -ENOMEM; @@ -860,8 +860,7 @@ static int cafe_nand_probe(struct pci_dev *pdev, cafe->mmio = pci_iomap(pdev, 0, 0); if (!cafe->mmio) { dev_warn(&pdev->dev, "failed to iomap\n"); - err = -ENOMEM; - goto out_free_mtd; + return -ENOMEM; } cafe->rs = init_rs_non_canonical(12, &cafe_mul, 0, 1, 8); @@ -910,8 +909,8 @@ static int cafe_nand_probe(struct pci_dev *pdev, cafe_nand_init(cafe); - err = request_irq(pdev->irq, &cafe_nand_interrupt, IRQF_SHARED, - "CAFE NAND", mtd); + err = devm_request_irq(&pdev->dev, pdev->irq, cafe_nand_interrupt, + IRQF_SHARED, "CAFE NAND", mtd); if (err) { dev_warn(&pdev->dev, "Could not register IRQ %d\n", pdev->irq); goto out_ior; @@ -942,11 +941,8 @@ static int cafe_nand_probe(struct pci_dev *pdev, cafe_writel(cafe, cafe_readl(cafe, GLOBAL_IRQ_MASK) & ~CAFE_GLOBAL_IRQ_NAND, GLOBAL_IRQ_MASK); - free_irq(pdev->irq, mtd); out_ior: pci_iounmap(pdev, cafe->mmio); - out_free_mtd: - kfree(cafe); out: return err; } @@ -961,12 +957,10 @@ static void cafe_nand_remove(struct pci_dev *pdev) cafe_writel(cafe, cafe_readl(cafe, GLOBAL_IRQ_MASK) & ~CAFE_GLOBAL_IRQ_NAND, GLOBAL_IRQ_MASK); - free_irq(pdev->irq, mtd); nand_release(chip); free_rs(cafe->rs); pci_iounmap(pdev, cafe->mmio); dma_free_coherent(&cafe->pdev->dev, 2112, cafe->dmabuf, cafe->dmaaddr); - kfree(cafe); } static const struct pci_device_id cafe_nand_tbl[] = { -- 2.25.3 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/