From patchwork Mon Sep 21 13:10:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Qinglang Miao X-Patchwork-Id: 11789797 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2D1326CB for ; Mon, 21 Sep 2020 13:12:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1B8A821BE5 for ; Mon, 21 Sep 2020 13:12:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727365AbgIUNKd (ORCPT ); Mon, 21 Sep 2020 09:10:33 -0400 Received: from szxga06-in.huawei.com ([45.249.212.32]:42916 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727352AbgIUNKc (ORCPT ); Mon, 21 Sep 2020 09:10:32 -0400 Received: from DGGEMS414-HUB.china.huawei.com (unknown [172.30.72.60]) by Forcepoint Email with ESMTP id 490FC73346CE3917A716; Mon, 21 Sep 2020 21:10:27 +0800 (CST) Received: from localhost.localdomain.localdomain (10.175.113.25) by DGGEMS414-HUB.china.huawei.com (10.3.19.214) with Microsoft SMTP Server id 14.3.487.0; Mon, 21 Sep 2020 21:10:18 +0800 From: Qinglang Miao To: Ulf Hansson CC: , , Qinglang Miao Subject: [PATCH -next] mmc: rtsx_usb_sdmmc: simplify the return expression of sd_change_phase() Date: Mon, 21 Sep 2020 21:10:42 +0800 Message-ID: <20200921131042.92340-1-miaoqinglang@huawei.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-Originating-IP: [10.175.113.25] X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org Simplify the return expression. Signed-off-by: Qinglang Miao --- drivers/mmc/host/rtsx_usb_sdmmc.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/drivers/mmc/host/rtsx_usb_sdmmc.c b/drivers/mmc/host/rtsx_usb_sdmmc.c index 598f49573..5fe4528e2 100644 --- a/drivers/mmc/host/rtsx_usb_sdmmc.c +++ b/drivers/mmc/host/rtsx_usb_sdmmc.c @@ -579,7 +579,6 @@ static void sd_normal_rw(struct rtsx_usb_sdmmc *host, static int sd_change_phase(struct rtsx_usb_sdmmc *host, u8 sample_point, int tx) { struct rtsx_ucr *ucr = host->ucr; - int err; dev_dbg(sdmmc_dev(host), "%s: %s sample_point = %d\n", __func__, tx ? "TX" : "RX", sample_point); @@ -601,11 +600,7 @@ static int sd_change_phase(struct rtsx_usb_sdmmc *host, u8 sample_point, int tx) rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, CLK_DIV, CLK_CHANGE, 0); rtsx_usb_add_cmd(ucr, WRITE_REG_CMD, SD_CFG1, SD_ASYNC_FIFO_RST, 0); - err = rtsx_usb_send_cmd(ucr, MODE_C, 100); - if (err) - return err; - - return 0; + return rtsx_usb_send_cmd(ucr, MODE_C, 100); } static inline u32 get_phase_point(u32 phase_map, unsigned int idx)