From patchwork Sun Jun 12 20:34:28 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colin Ian King X-Patchwork-Id: 581363 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9C62EC433EF for ; Sun, 12 Jun 2022 20:34:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234863AbiFLUed (ORCPT ); Sun, 12 Jun 2022 16:34:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56420 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231891AbiFLUec (ORCPT ); Sun, 12 Jun 2022 16:34:32 -0400 Received: from mail-wr1-x42a.google.com (mail-wr1-x42a.google.com [IPv6:2a00:1450:4864:20::42a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7445331213; Sun, 12 Jun 2022 13:34:31 -0700 (PDT) Received: by mail-wr1-x42a.google.com with SMTP id h19so1630226wrc.12; Sun, 12 Jun 2022 13:34:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=pLO4+liZettN7NhTXRO4r2yJBN1H2FVkqYbOicYerBo=; b=X5OBdH28x9HgFoBcWsY3ulpULpoUF3jFjFVlEFMpFgUx3IREZW/hJYT/c1iQaKfxeq ndL1X8IFDh05l0q3leMTlePr/vGN8J4dEo8G+CyygvfkLz2o7s4amu4W2jQtVS+l/+u3 NyvQqX6LDPRcdgV4mvF2uUchiySoVVwzxWGSLQqHaI7zPvUHqoQKt3DJdxyhBRI8hlmL doKoD3lVtTzZiJMkNHOQWQMo5R3/7bdvwG7hKlSw2IIZ9jq77ku8z9/xjLrxbvX4ElfV QWFetwJJlZQjHNiar2TR1PWGQ9VjKsKQZ5t+95CF2b9gbmDJ/HFSFo8KxDtJ+xSEmNmL E6QQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=pLO4+liZettN7NhTXRO4r2yJBN1H2FVkqYbOicYerBo=; b=yy50jzTzyzKPN3uPFqRTW/zjIJavrERh40GeVMGaY9UayUuv0kFUPctCNQHGW4sBIU 0ynWzrlXXM4Qh5CnbZ63DSE5rmid+p8lUqRreR/FB0b3+xGPF8c9VC3shQERFlEuEVng UUi0s8psLfnjTJIKYwnT9gjQBXtajXDuyjJxAkNkLZl7r+f3SJEWjjd0LSPY3swZPTm7 MguiV3yFpo/xCIY7HLwitWgoT/LdHzgLVAp7yK3b2pJpEcVnOaUj/ehiUz128VHzLwMG tRdiFF3eVLsRqsN85Ag+jmm2MyMlOCyEe8U6jeS6FnYoZ1O0nQOpFHIGMv80CwPbTqwg TzRw== X-Gm-Message-State: AOAM531ELvHnr9ASbADmKwPGyXsMZ4YunDG5cVyGZtXTxScLcUxvJVFA hcbVXXJwrDbztONvoyVnHjn0YgLZbn6vUg== X-Google-Smtp-Source: ABdhPJzUlKOUvC8cBsTg326yD2TNlhEPA2C1hFzYli75wU1R8FclFOC5cNtWRhXNszJsuzDOQrKDfQ== X-Received: by 2002:adf:fb05:0:b0:20a:e113:8f3f with SMTP id c5-20020adffb05000000b0020ae1138f3fmr53765523wrr.534.1655066069955; Sun, 12 Jun 2022 13:34:29 -0700 (PDT) Received: from localhost (cpc154979-craw9-2-0-cust193.16-3.cable.virginm.net. [80.193.200.194]) by smtp.gmail.com with ESMTPSA id e10-20020a5d4e8a000000b00210320d9fbfsm7706817wru.18.2022.06.12.13.34.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 12 Jun 2022 13:34:29 -0700 (PDT) From: Colin Ian King To: Krzysztof Kozlowski , Andi Shyti , Mark Brown , Alim Akhtar , linux-spi@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH][next] spi: s3c64xx: set pointers to null using NULL rather than 0 Date: Sun, 12 Jun 2022 21:34:28 +0100 Message-Id: <20220612203428.2754823-1-colin.i.king@gmail.com> X-Mailer: git-send-email 2.35.3 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org There are pointers being set to null using use. Use NULL instead. Signed-off-by: Colin Ian King Reviewed-by: Alim Akhtar --- drivers/spi/spi-s3c64xx.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index 0ce58105dbac..819b660dae82 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -354,7 +354,7 @@ static int s3c64xx_spi_prepare_transfer(struct spi_master *spi) sdd->rx_dma.ch = dma_request_chan(&sdd->pdev->dev, "rx"); if (IS_ERR(sdd->rx_dma.ch)) { dev_err(&sdd->pdev->dev, "Failed to get RX DMA channel\n"); - sdd->rx_dma.ch = 0; + sdd->rx_dma.ch = NULL; return 0; } @@ -362,8 +362,8 @@ static int s3c64xx_spi_prepare_transfer(struct spi_master *spi) if (IS_ERR(sdd->tx_dma.ch)) { dev_err(&sdd->pdev->dev, "Failed to get TX DMA channel\n"); dma_release_channel(sdd->rx_dma.ch); - sdd->tx_dma.ch = 0; - sdd->rx_dma.ch = 0; + sdd->tx_dma.ch = NULL; + sdd->rx_dma.ch = NULL; return 0; } @@ -808,8 +808,8 @@ static int s3c64xx_spi_transfer_one(struct spi_master *master, if (sdd->rx_dma.ch && sdd->tx_dma.ch) { dma_release_channel(sdd->rx_dma.ch); dma_release_channel(sdd->tx_dma.ch); - sdd->rx_dma.ch = 0; - sdd->tx_dma.ch = 0; + sdd->rx_dma.ch = NULL; + sdd->tx_dma.ch = NULL; } return status;