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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,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 E0A3AC43461 for ; Mon, 10 May 2021 10:52:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A921061C52 for ; Mon, 10 May 2021 10:52:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232875AbhEJKyD (ORCPT ); Mon, 10 May 2021 06:54:03 -0400 Received: from out30-56.freemail.mail.aliyun.com ([115.124.30.56]:49795 "EHLO out30-56.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231586AbhEJKmt (ORCPT ); Mon, 10 May 2021 06:42:49 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R141e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04423;MF=jiapeng.chong@linux.alibaba.com;NM=1;PH=DS;RN=5;SR=0;TI=SMTPD_---0UYNOpI-_1620643296; Received: from j63c13417.sqa.eu95.tbsite.net(mailfrom:jiapeng.chong@linux.alibaba.com fp:SMTPD_---0UYNOpI-_1620643296) by smtp.aliyun-inc.com(127.0.0.1); Mon, 10 May 2021 18:41:43 +0800 From: Jiapeng Chong To: perex@perex.cz Cc: tiwai@suse.com, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, Jiapeng Chong Subject: [PATCH] ALSA: hda: generic: Remove redundant assignment to dac and dacs[i] Date: Mon, 10 May 2021 18:41:35 +0800 Message-Id: <1620643295-130162-1-git-send-email-jiapeng.chong@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Variable dac and dacs[i] is set to zero, but this value is never read as it is overwritten or not used later on, hence it is a redundant assignment and can be removed. Clean up the following clang-analyzer warning: sound/pci/hda/hda_generic.c:1436:4: warning: Value stored to 'dac' is never read [clang-analyzer-deadcode.DeadStores]. Reported-by: Abaci Robot Signed-off-by: Jiapeng Chong --- sound/pci/hda/hda_generic.c | 1 - 1 file changed, 1 deletion(-) diff --git a/sound/pci/hda/hda_generic.c b/sound/pci/hda/hda_generic.c index b638fc2..cce1bf7 100644 --- a/sound/pci/hda/hda_generic.c +++ b/sound/pci/hda/hda_generic.c @@ -1433,7 +1433,6 @@ static int try_assign_dacs(struct hda_codec *codec, int num_outs, path = snd_hda_add_new_path(codec, dac, pin, 0); } if (!path) { - dac = dacs[i] = 0; badness += bad->no_dac; } else { /* print_nid_path(codec, "output", path); */ -- 1.8.3.1