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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7EABEC77B7A for ; Wed, 17 May 2023 12:34:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231607AbjEQMeL (ORCPT ); Wed, 17 May 2023 08:34:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47760 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231266AbjEQMeI (ORCPT ); Wed, 17 May 2023 08:34:08 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8673A3C3B for ; Wed, 17 May 2023 05:33:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1684326797; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=8z2vZD/Mt9cHAxNPllMtq5Gn202/y1MZsQVh5pJbJGM=; b=ib+M0AL8v9877lvme7UrMuz2yL57uu8VI6R7XiC8iAZxjn6GOAxWJY/R2BYZc69Pvs7jhA jOTrRuCpiOl/rvf21NMBL2xy/vUFWHHGWX9EZFa7WVma6B7gYCn7hME0YjrqOEzIWG5rUs Scx3GDsOhHg9Q1MbzS7Zw3CAsD6leq4= Received: from mail-qv1-f71.google.com (mail-qv1-f71.google.com [209.85.219.71]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-590-YKb3YLolP4yhr5_cYSseyw-1; Wed, 17 May 2023 08:33:16 -0400 X-MC-Unique: YKb3YLolP4yhr5_cYSseyw-1 Received: by mail-qv1-f71.google.com with SMTP id 6a1803df08f44-6213569ba95so10570746d6.1 for ; Wed, 17 May 2023 05:33:16 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684326795; x=1686918795; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=8z2vZD/Mt9cHAxNPllMtq5Gn202/y1MZsQVh5pJbJGM=; b=clv7Pgjy/Rir9RviXLz74FPJ9VV/fg5uiK9+fc4mOAON6ygo2XkEi1NtM1WrSv92AR hLNKXlsRIRJ3pQayiBk6mATmc0vaqxJqy1htXTmHE4xEEwAlYkpJJaGfVPOhvnIilVBk BwQFDsDln/vlbntD8O7RYd2HU/ibjvTVfCUJkds2X8z35EJDezj4O4uaTpApU2inf84O n7Z7PT+z5B89H3CbdztaJHJHMMLtGnMd81H0/CJMpaL+wdOHQZz/0S3suKSXOb2sdga5 2co/ImDsOj6KheGiC5sppeFG1z8ddrdi7V1K3UUEaZOHF6NJzCEAREOYJSJ3gi8RM+vh 8tWw== X-Gm-Message-State: AC+VfDw7runbiYMXTiR6M7YDmbutliUjvPdRQjmg4VYAhz/8xBAkdm9q pD/CEbxevO7l1f2XSFU8dOIb2J7wvUYfoTWwfT6UxYzGOi6rq9HvL3C2OWU0Oq8yl/IE4uCyFhG 4kMoOXP5oxet0IRktqIdCFGBRIq2XmqQT X-Received: by 2002:a05:6214:501b:b0:5ef:45a7:a3c0 with SMTP id jo27-20020a056214501b00b005ef45a7a3c0mr64278010qvb.27.1684326795650; Wed, 17 May 2023 05:33:15 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ6lcwZCrP5ym6tgc0dTs+Pyybh7A+czybYSDpfRXvVjBpMBMbt7jNR80EZ4gMhVuD96wNBLdQ== X-Received: by 2002:a05:6214:501b:b0:5ef:45a7:a3c0 with SMTP id jo27-20020a056214501b00b005ef45a7a3c0mr64277993qvb.27.1684326795438; Wed, 17 May 2023 05:33:15 -0700 (PDT) Received: from dell-per740-01.7a2m.lab.eng.bos.redhat.com (nat-pool-bos-t.redhat.com. [66.187.233.206]) by smtp.gmail.com with ESMTPSA id j5-20020a37c245000000b007595df328dcsm564251qkm.115.2023.05.17.05.33.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 May 2023 05:33:15 -0700 (PDT) From: Tom Rix To: johannes@sipsolutions.net, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, nathan@kernel.org, ndesaulniers@google.com Cc: linux-wireless@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, Tom Rix Subject: [PATCH] lib80211: remove unused variables iv32 and iv16 Date: Wed, 17 May 2023 08:33:10 -0400 Message-Id: <20230517123310.873023-1-trix@redhat.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org clang with W=1 reports net/wireless/lib80211_crypt_tkip.c:667:7: error: variable 'iv32' set but not used [-Werror,-Wunused-but-set-variable] u32 iv32 = tkey->tx_iv32; ^ This variable not used so remove it. Then remove a similar iv16 variable. Remove the comment because the length is returned. Signed-off-by: Tom Rix --- net/wireless/lib80211_crypt_tkip.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/net/wireless/lib80211_crypt_tkip.c b/net/wireless/lib80211_crypt_tkip.c index 1b4d6c87a5c5..9b411b6a7b5d 100644 --- a/net/wireless/lib80211_crypt_tkip.c +++ b/net/wireless/lib80211_crypt_tkip.c @@ -662,12 +662,6 @@ static int lib80211_tkip_get_key(void *key, int len, u8 * seq, void *priv) memcpy(key, tkey->key, TKIP_KEY_LEN); if (seq) { - /* Return the sequence number of the last transmitted frame. */ - u16 iv16 = tkey->tx_iv16; - u32 iv32 = tkey->tx_iv32; - if (iv16 == 0) - iv32--; - iv16--; seq[0] = tkey->tx_iv16; seq[1] = tkey->tx_iv16 >> 8; seq[2] = tkey->tx_iv32; -- 2.27.0