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=-10.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 CAFD0C433DF for ; Wed, 1 Jul 2020 12:47:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9AC5D20702 for ; Wed, 1 Jul 2020 12:47:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="hvlv+tX5" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730748AbgGAMrx (ORCPT ); Wed, 1 Jul 2020 08:47:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34820 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730651AbgGAMrT (ORCPT ); Wed, 1 Jul 2020 08:47:19 -0400 Received: from mail-wr1-x442.google.com (mail-wr1-x442.google.com [IPv6:2a00:1450:4864:20::442]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9A41AC03E979 for ; Wed, 1 Jul 2020 05:47:18 -0700 (PDT) Received: by mail-wr1-x442.google.com with SMTP id z2so1402933wrp.2 for ; Wed, 01 Jul 2020 05:47:18 -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:in-reply-to:references :mime-version:content-transfer-encoding; bh=N515jYO+XViE4rxUKT5HCQLZtJJRT/LcfFcciYDmBeM=; b=hvlv+tX5KbtfpPHuAr/9nPcfbWbt2OM+cAiArO7rBU+Y2+hvUnLaSo0jEyJTSCNtqf /BDU4lYL9oLCcqTop/giUBCPoSMdBObVhCbOzDajIg7Xy6OW+ZanytcIK27fFPUGoSVU 2HU2a9hqOlOZrJOszUR6SdV2AyaDNo6lSEkB+ew6DMnwFNMd/BNLqTiFAHq1aJUyK533 vZApsJFvDH9s4cvNsik/dIsdQTNB9Xgck4l+CjFOQg+hSyhnw/3cQ4TbqOVFFZ9q5zuU Hx3f33mBeGd2YAWoPZsDHGAAQN8Ba5WzdLuFqKRs0IHGKbASYvKxZqTge82v1stAPd6T vuAA== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=N515jYO+XViE4rxUKT5HCQLZtJJRT/LcfFcciYDmBeM=; b=NmMe37MpYalPfVjEFuvuJhxcoqz3G/frUYCaLfZvImwXtFsaqbL1j8Nfj75HQXovck IzHj2WBZrblBDQ8YIejrFD4CidOhR58rUJefW3vWrPY9utNig6HNFDcxNvqhGSORuXyu HSkc2j54SabVLmy/O64Qjh+FXaF2Tt62rttT/07Q9R0BUdumsySkh9H+ycT5roMGs416 qSf5yZR0MwMRknSOWUNPI/2It/PQhOf6/5rLZMMp5onGv1M7Ex4yAZGu+yQJGpjf9aFm /wA7SSjT8cfjfCyRVz+152F2sufp4Cuifjkr2Ex5ZuLWYQXM+dycuHsyKL0ldSXo6YOx iroQ== X-Gm-Message-State: AOAM5339xqGC9PiRqTu+Tr18h+sdhSa0U2Vd4YYIdPaS+zYWdZoZjM+O BS5OqM/eHRTQhmyHE2BhMJlygw== X-Google-Smtp-Source: ABdhPJzwL6sUJakVeaCCVt1EjUi0Pfn7s08Z72vAPl3BEm+TB/R6hwjCzAdHY66m8bbVha8qFfoZlg== X-Received: by 2002:adf:8168:: with SMTP id 95mr27049461wrm.104.1593607637328; Wed, 01 Jul 2020 05:47:17 -0700 (PDT) Received: from localhost.localdomain ([2.27.35.144]) by smtp.gmail.com with ESMTPSA id o29sm7817862wra.5.2020.07.01.05.47.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 01 Jul 2020 05:47:16 -0700 (PDT) From: Lee Jones To: ulf.hansson@linaro.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Lee Jones , Wei WANG Subject: [PATCH 09/15] mmc: host: rtsx_pci_sdmmc: Remove set but unused variable 'err' Date: Wed, 1 Jul 2020 13:46:56 +0100 Message-Id: <20200701124702.908713-10-lee.jones@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200701124702.908713-1-lee.jones@linaro.org> References: <20200701124702.908713-1-lee.jones@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Seeing as sd_wait_data_idle() returns void and only a very specific read value is checked, there doesn't seem to be a good reason to check the return value of rtsx_pci_read_register(). So remove the assignment and definition of 'err'. Squashes the following W=1 kernel build warning: drivers/mmc/host/rtsx_pci_sdmmc.c: In function ‘sd_wait_data_idle’: drivers/mmc/host/rtsx_pci_sdmmc.c:678:6: warning: variable ‘err’ set but not used [-Wunused-but-set-variable] 678 | int err, i; | ^~~ Cc: Wei WANG Signed-off-by: Lee Jones --- drivers/mmc/host/rtsx_pci_sdmmc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/mmc/host/rtsx_pci_sdmmc.c b/drivers/mmc/host/rtsx_pci_sdmmc.c index 5a71f6678fd3a..dc0dbd64a2a78 100644 --- a/drivers/mmc/host/rtsx_pci_sdmmc.c +++ b/drivers/mmc/host/rtsx_pci_sdmmc.c @@ -675,11 +675,11 @@ static u8 sd_search_final_phase(struct realtek_pci_sdmmc *host, u32 phase_map) static void sd_wait_data_idle(struct realtek_pci_sdmmc *host) { - int err, i; + int i; u8 val = 0; for (i = 0; i < 100; i++) { - err = rtsx_pci_read_register(host->pcr, SD_DATA_STATE, &val); + rtsx_pci_read_register(host->pcr, SD_DATA_STATE, &val); if (val & SD_DATA_IDLE) return; -- 2.25.1 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=-10.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 B05C7C433DF for ; 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