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=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 A8E87C432C3 for ; Fri, 22 Nov 2019 11:57:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 891B72071C for ; Fri, 22 Nov 2019 11:57:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727428AbfKVL53 (ORCPT ); Fri, 22 Nov 2019 06:57:29 -0500 Received: from szxga04-in.huawei.com ([45.249.212.190]:7168 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726714AbfKVL53 (ORCPT ); Fri, 22 Nov 2019 06:57:29 -0500 Received: from DGGEMS403-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id 23638AEFA52CB2BDF56B; Fri, 22 Nov 2019 19:57:27 +0800 (CST) Received: from localhost.localdomain (10.90.53.225) by DGGEMS403-HUB.china.huawei.com (10.3.19.203) with Microsoft SMTP Server id 14.3.439.0; Fri, 22 Nov 2019 19:57:16 +0800 From: Chen Wandun To: , , , CC: Subject: [PATCH v2] tty: serial: samsung: remove variable 'ufstat' set but not used Date: Fri, 22 Nov 2019 20:04:18 +0800 Message-ID: <1574424258-138975-1-git-send-email-chenwandun@huawei.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1574421159-113624-1-git-send-email-chenwandun@huawei.com> References: <1574421159-113624-1-git-send-email-chenwandun@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.90.53.225] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fixes gcc '-Wunused-but-set-variable' warning: drivers/tty/serial/samsung_tty.c: In function s3c24xx_serial_rx_chars_dma: drivers/tty/serial/samsung_tty.c:549:24: warning: variable ufstat set but not used [-Wunused-but-set-variable] Signed-off-by: Chen Wandun --- drivers/tty/serial/samsung_tty.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/tty/serial/samsung_tty.c b/drivers/tty/serial/samsung_tty.c index 83fd516..ab3c7d1 100644 --- a/drivers/tty/serial/samsung_tty.c +++ b/drivers/tty/serial/samsung_tty.c @@ -546,7 +546,7 @@ static void s3c24xx_serial_rx_drain_fifo(struct s3c24xx_uart_port *ourport); static irqreturn_t s3c24xx_serial_rx_chars_dma(void *dev_id) { - unsigned int utrstat, ufstat, received; + unsigned int utrstat, received; struct s3c24xx_uart_port *ourport = dev_id; struct uart_port *port = &ourport->port; struct s3c24xx_uart_dma *dma = ourport->dma; @@ -556,7 +556,7 @@ static irqreturn_t s3c24xx_serial_rx_chars_dma(void *dev_id) struct dma_tx_state state; utrstat = rd_regl(port, S3C2410_UTRSTAT); - ufstat = rd_regl(port, S3C2410_UFSTAT); + rd_regl(port, S3C2410_UFSTAT); spin_lock_irqsave(&port->lock, flags); -- 2.7.4