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=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, 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 9DC4EC35257 for ; Fri, 2 Oct 2020 23:31:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5B6F22074B for ; Fri, 2 Oct 2020 23:31:12 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="I9eSjLtF" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725780AbgJBXbL (ORCPT ); Fri, 2 Oct 2020 19:31:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54082 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725283AbgJBXbK (ORCPT ); Fri, 2 Oct 2020 19:31:10 -0400 Received: from mail-pg1-x544.google.com (mail-pg1-x544.google.com [IPv6:2607:f8b0:4864:20::544]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 84DB4C0613D0 for ; Fri, 2 Oct 2020 16:31:10 -0700 (PDT) Received: by mail-pg1-x544.google.com with SMTP id 34so1823963pgo.13 for ; Fri, 02 Oct 2020 16:31:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=0QRLbEJdGZQDTrvNnzz/vd1A9XIJGgSIja/bYa4Qi8I=; b=I9eSjLtFYW0xyA8OksbjBEp/gD+qxmzF/I7xANj86pIOK+zHGY1MBdFNXFf1WlrLZ/ PV1Ih0AFJY7TLavkLhgofFPqGkhe98vrydUVgTh9cZ0aEu/R9wjsuA4GhjLcNcrclFbU UliWPRHaQsu9UPHZuRwyzVspffzZZi3Mc8fOPWYpPPrY9gzy2HtzKWrMAEHT7veoRJcK 7Jdf+ufWykmdYxw6hfrSDbRcX7fIi4S15Ktd465xZQQw9+b/4zWhwF5K9AtwrL38cQ8h z+5g7eoeQIlh1wogWRBZbA5w4d2lRewj0PK+TOUepfVoEjCi/z/s2FUB+VvbnvumIH6C YCNA== 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=0QRLbEJdGZQDTrvNnzz/vd1A9XIJGgSIja/bYa4Qi8I=; b=nwo4i2ikYocgX54JjSxE2pmbNxYCLf+6SJxCenD0jLRXy7cl9Lr0TXxm1emiBFwHen rPoJPEAwgcFtI2IzWRAI1gzrGEAm7cYFIkgTD3Iyp2l0bjuLL/9M/cMKm8UJ96qw4GkR aLxiNNIbQ47gtSm1+ENiwgMYifNmPKs95A64kGXf+CqPzy7p+Re8g5AEczqaZEicA5qJ GlAzWhe8CGWx97MpaG/Fm0xY9clokzryTNxZFTRMqJsqum7M7A8Y4sQLrOs5PU/8fi93 CYIpotMd8ZMwynIWdFxI3YlXM7Q7W2V/IA2R+a/nc2ulsQrhV3nIwy6i8Rsz6pj7qZLt I6nA== X-Gm-Message-State: AOAM5331atZGx9EQKsdgpCmirh6KD90mW5noSPqtc5lNkB8An/6zUBCo LWmN6DirSNgD1MwX+5uZ8F0= X-Google-Smtp-Source: ABdhPJw73LPDi16JTCtCO5zXNZyiqmqhLHjswVaUqoKuYBEoW58r2/ceig7gm7PEEc5WeSZGmal/AQ== X-Received: by 2002:a62:1b86:0:b029:13e:d13d:a05b with SMTP id b128-20020a621b860000b029013ed13da05bmr5067399pfb.33.1601681470073; Fri, 02 Oct 2020 16:31:10 -0700 (PDT) Received: from localhost ([2001:e42:102:1532:160:16:113:140]) by smtp.gmail.com with ESMTPSA id f9sm2643706pju.8.2020.10.02.16.31.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Oct 2020 16:31:09 -0700 (PDT) From: Coiby Xu To: devel@driverdev.osuosl.org Cc: Alex Elder , Vaibhav Agarwal , Mark Greer , Johan Hovold , Alex Elder , Greg Kroah-Hartman , greybus-dev@lists.linaro.org (moderated list:GREYBUS SUBSYSTEM), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v2 3/3] staging: greybus: use __force when assigning __u8 value to snd_ctl_elem_type_t Date: Sat, 3 Oct 2020 07:30:56 +0800 Message-Id: <20201002233057.74462-3-coiby.xu@gmail.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20201002233057.74462-1-coiby.xu@gmail.com> References: <20201002233057.74462-1-coiby.xu@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org (struct gb_audio_ctl_elem_info*)->type has the type of __u8 so there is no concern about the byte order. __force is safe to use. Found by sparse, $ make C=2 drivers/staging/greybus/ drivers/staging/greybus/audio_topology.c:185:24: warning: cast to restricted snd_ctl_elem_type_t Suggested-by: Alex Elder Signed-off-by: Coiby Xu --- drivers/staging/greybus/audio_topology.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/greybus/audio_topology.c b/drivers/staging/greybus/audio_topology.c index 2091031659de..662e3e8b4b63 100644 --- a/drivers/staging/greybus/audio_topology.c +++ b/drivers/staging/greybus/audio_topology.c @@ -182,7 +182,7 @@ static int gbcodec_mixer_ctl_info(struct snd_kcontrol *kcontrol, /* update uinfo */ uinfo->access = data->access; uinfo->count = data->vcount; - uinfo->type = (snd_ctl_elem_type_t)info->type; + uinfo->type = (__force snd_ctl_elem_type_t)info->type; switch (info->type) { case GB_AUDIO_CTL_ELEM_TYPE_BOOLEAN: -- 2.28.0