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=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,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 52DA3C433E1 for ; Thu, 18 Jun 2020 02:43:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 257DF2193E for ; Thu, 18 Jun 2020 02:43:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592448229; bh=r63CG3lRlNECeZaLITgREg5AuTfmTKB+Dc4lY/TJL8k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=L2mgHvSwD64DM9ZVpQeBAomlqKLnCyQMYBsc7uwNEj4EXZQCUQ9u6bbK8nvVhDo0u W1Ii13alXm5oFZzHLgC7ZujUxJ2rHoR4Ni4jcaYvQZPehRnW++tMiwWzppVSbCi6GW dISyRPdL7tnQSnye6u0SfJswIJ9XY40l81ITRiBo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387882AbgFRCnm (ORCPT ); Wed, 17 Jun 2020 22:43:42 -0400 Received: from mail.kernel.org ([198.145.29.99]:39242 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728739AbgFRBLa (ORCPT ); Wed, 17 Jun 2020 21:11:30 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2A7D02193E; Thu, 18 Jun 2020 01:11:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592442689; bh=r63CG3lRlNECeZaLITgREg5AuTfmTKB+Dc4lY/TJL8k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TcJZmhJndLI06ksq0rZ4aFI1vqj6PF/uEUPBRML45u7TiKfw+9g0c/hyPg8HmqXld zhbh3z4/SBwT4NgLbDFx80LQHjIjtG3q5qRm5pbDglvihblbt9kNZHTWAOt4HA+Pgm iW5wrkUAd5inY1qE75ahHnK66+v/0OAS2VQYnJ2U= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Arnd Bergmann , Mark Brown , Sasha Levin , alsa-devel@alsa-project.org Subject: [PATCH AUTOSEL 5.7 155/388] ASoC: component: suppress uninitialized-variable warning Date: Wed, 17 Jun 2020 21:04:12 -0400 Message-Id: <20200618010805.600873-155-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200618010805.600873-1-sashal@kernel.org> References: <20200618010805.600873-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Arnd Bergmann [ Upstream commit be16a0f0dc8fab8e25d9cdbeb4f8f28afc9186d2 ] Old versions of gcc (tested on gcc-4.8) produce a warning for correct code: sound/soc/soc-compress.c: In function 'soc_compr_open': sound/soc/soc-compress.c:75:28: error: 'component' is used uninitialized in this function [-Werror=uninitialized] struct snd_soc_component *component, *save = NULL; Change the for_each_rtd_components() macro to ensure 'component' gets initialized to a value the compiler does not complain about. Signed-off-by: Arnd Bergmann Link: https://lore.kernel.org/r/20200428214754.3925368-1-arnd@arndb.de Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- include/sound/soc.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/sound/soc.h b/include/sound/soc.h index 946f88a6c63d..e0371e70242d 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -1177,7 +1177,7 @@ struct snd_soc_pcm_runtime { #define asoc_rtd_to_codec(rtd, n) (rtd)->dais[n + (rtd)->num_cpus] #define for_each_rtd_components(rtd, i, component) \ - for ((i) = 0; \ + for ((i) = 0, component = NULL; \ ((i) < rtd->num_components) && ((component) = rtd->components[i]);\ (i)++) #define for_each_rtd_cpu_dais(rtd, i, dai) \ -- 2.25.1