From patchwork Wed May 6 06:19:11 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jason Yan X-Patchwork-Id: 214685 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=-6.9 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, UNWANTED_LANGUAGE_BODY,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 230CEC28CBC for ; Wed, 6 May 2020 06:20:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0D27320753 for ; Wed, 6 May 2020 06:20:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726807AbgEFGUB (ORCPT ); Wed, 6 May 2020 02:20:01 -0400 Received: from szxga07-in.huawei.com ([45.249.212.35]:60946 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726480AbgEFGUB (ORCPT ); Wed, 6 May 2020 02:20:01 -0400 Received: from DGGEMS409-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 3247C663FE700C20C1EF; Wed, 6 May 2020 14:19:59 +0800 (CST) Received: from huawei.com (10.175.124.28) by DGGEMS409-HUB.china.huawei.com (10.3.19.209) with Microsoft SMTP Server id 14.3.487.0; Wed, 6 May 2020 14:19:49 +0800 From: Jason Yan To: , , , Subject: [PATCH] spi: a3700: make a3700_spi_init() return void Date: Wed, 6 May 2020 14:19:11 +0800 Message-ID: <20200506061911.19923-1-yanaijie@huawei.com> X-Mailer: git-send-email 2.21.1 MIME-Version: 1.0 X-Originating-IP: [10.175.124.28] X-CFilter-Loop: Reflected Sender: linux-spi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org Fix the following coccicheck warning: drivers/spi/spi-armada-3700.c:283:8-11: Unneeded variable: "ret". Return "0" on line 315 Signed-off-by: Jason Yan --- drivers/spi/spi-armada-3700.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/spi/spi-armada-3700.c b/drivers/spi/spi-armada-3700.c index e450ee17787f..fcde419e480c 100644 --- a/drivers/spi/spi-armada-3700.c +++ b/drivers/spi/spi-armada-3700.c @@ -276,11 +276,11 @@ static int a3700_spi_fifo_flush(struct a3700_spi *a3700_spi) return -ETIMEDOUT; } -static int a3700_spi_init(struct a3700_spi *a3700_spi) +static void a3700_spi_init(struct a3700_spi *a3700_spi) { struct spi_master *master = a3700_spi->master; u32 val; - int i, ret = 0; + int i; /* Reset SPI unit */ val = spireg_read(a3700_spi, A3700_SPI_IF_CFG_REG); @@ -311,8 +311,6 @@ static int a3700_spi_init(struct a3700_spi *a3700_spi) /* Mask the interrupts and clear cause bits */ spireg_write(a3700_spi, A3700_SPI_INT_MASK_REG, 0); spireg_write(a3700_spi, A3700_SPI_INT_STAT_REG, ~0U); - - return ret; } static irqreturn_t a3700_spi_interrupt(int irq, void *dev_id) @@ -886,9 +884,7 @@ static int a3700_spi_probe(struct platform_device *pdev) master->min_speed_hz = DIV_ROUND_UP(clk_get_rate(spi->clk), A3700_SPI_MAX_PRESCALE); - ret = a3700_spi_init(spi); - if (ret) - goto error_clk; + a3700_spi_init(spi); ret = devm_request_irq(dev, spi->irq, a3700_spi_interrupt, 0, dev_name(dev), master);