From patchwork Mon Apr 5 05:09:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manivannan Sadhasivam X-Patchwork-Id: 12182607 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=-18.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 674CAC433ED for ; Mon, 5 Apr 2021 05:09:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 343AB61398 for ; Mon, 5 Apr 2021 05:09:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231874AbhDEFKA (ORCPT ); Mon, 5 Apr 2021 01:10:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60392 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230036AbhDEFJ6 (ORCPT ); Mon, 5 Apr 2021 01:09:58 -0400 Received: from mail-pf1-x434.google.com (mail-pf1-x434.google.com [IPv6:2607:f8b0:4864:20::434]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E144AC061788 for ; Sun, 4 Apr 2021 22:09:52 -0700 (PDT) Received: by mail-pf1-x434.google.com with SMTP id l123so5940764pfl.8 for ; Sun, 04 Apr 2021 22:09:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=EIOSM+Jlbj62eZAoiGqrvJyU1MmccRrVFUma1qyaw8A=; b=mt6OhMv8kLzSjri6/NAOyuml+dUtvpeBUmRGr115w3EiQwMPw1+rzvSZJa6vPj4Xuk Mft/uQJYZgeh4vkuBMUK2n/lFOYt1a/V1kD3Dm0H9jxGYl2nLPhqbMU2zWNKXLe6wzyf UmUN7c0tZeXRto4IwnPde/3baIm6PwOpSj9hK3FmlisOvGGM8orMdOg8cdOFkDucephT H+pei0x0PH7Vpyxvol6JZJMmLXj3P2Q72+AVxhoQ6DXZje4pXgGuquh5PjT1HA2geod1 YhjtY56m3RLnPRJlvQlUFo2N9kXm86npNNes233Pe6wu5bQ5z1RQeUgPkIldEwm5LfhP RLng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=EIOSM+Jlbj62eZAoiGqrvJyU1MmccRrVFUma1qyaw8A=; b=iERUBB7Wqox6p1FD2Xnw96fqq+l9Qn5Q0N3IMMXFThyn+PgSugLX24+tnnBBW7s/Vw NhRXV0l/oGUq+J/DQpybz3ZXaQc0L4KpPc0Ay0qLbOITpP2vRI0sh/Q7CpYkb8l8Eg8B HR/w8FDw80zfsnDvCAvR/ZF3IyiWQmdI78BYCZC/7YsaTblylgEZOQOcOmxxOozmRH+y VM5msJWr9HEwb8wSy/tIrrwkAhpFkZa2EX7mvwk0c1o5/JR6EY5vbpXswnx80i9jyyok WH2kjrFNaYerRsX+m/aN3XsnzWr9wvOmnZyD1hswY7iX267lyFbqslAh7eHaoWEFRVF+ Insw== X-Gm-Message-State: AOAM53343bbSK0F3mf+n88mzX/2S3FySjZDe7hNuezyxO47LOq71DQ6r VBgqytALD9vJoJ5i8nZ5uuSm X-Google-Smtp-Source: ABdhPJxeaADlQpaccaPVeXis0lo9Ae+uSvbkkQg5MNUgs8oZVs9FZ5AGZd9pbeIwcTkHYHpF8poEgw== X-Received: by 2002:a63:1921:: with SMTP id z33mr21738430pgl.211.1617599392121; Sun, 04 Apr 2021 22:09:52 -0700 (PDT) Received: from localhost.localdomain ([2409:4072:98:8118:aa47:7491:f04a:71ea]) by smtp.gmail.com with ESMTPSA id b126sm14177939pga.91.2021.04.04.22.09.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 04 Apr 2021 22:09:51 -0700 (PDT) From: Manivannan Sadhasivam To: miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, robh+dt@kernel.org Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org, boris.brezillon@collabora.com, Daniele.Palmas@telit.com, bjorn.andersson@linaro.org, Manivannan Sadhasivam Subject: [PATCH] mtd: rawnand: qcom: Use dma_mapping_error() for error check Date: Mon, 5 Apr 2021 10:39:12 +0530 Message-Id: <20210405050912.115591-1-manivannan.sadhasivam@linaro.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org dma_mapping_error() should be used for checking the error value of dma_map_resource() API. Signed-off-by: Manivannan Sadhasivam --- drivers/mtd/nand/raw/qcom_nandc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c index fe74cf3aece5..07b3c156a802 100644 --- a/drivers/mtd/nand/raw/qcom_nandc.c +++ b/drivers/mtd/nand/raw/qcom_nandc.c @@ -2990,7 +2990,7 @@ static int qcom_nandc_probe(struct platform_device *pdev) nandc->base_dma = dma_map_resource(dev, res->start, resource_size(res), DMA_BIDIRECTIONAL, 0); - if (!nandc->base_dma) + if (dma_mapping_error(dev, nandc->base_dma)) return -ENXIO; ret = qcom_nandc_alloc(nandc);