Received: by 2002:a05:6a10:a841:0:0:0:0 with SMTP id d1csp3497782pxy; Mon, 26 Apr 2021 03:15:58 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyFseDqFgxx9APN59dcwTrg3ae9JEve54qJwS25vKj68lCxkVtuulEoG0f/6hF2r+9RLrmI X-Received: by 2002:a50:e702:: with SMTP id a2mr20601744edn.3.1619432158450; Mon, 26 Apr 2021 03:15:58 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1619432158; cv=none; d=google.com; s=arc-20160816; b=IpUJ+HjN2L3PnYwJS3mxhCiHE6chw33DarYLSyRccYTeZZOijbiJtx+IVXfkLnzPCc r633D3KRhuSVgyNJ1OewbB9ltKceBlrfUAf1M3nyMvjUILCF/tinMqGdufK2llr2jXYH FE/1y9hPzzU4+OEk74ld3LtmrpcL884XcVZwXLuZzcFiphG5ZmH7UNhhI5YHVkeNVc24 eKcmZViza+LcX8fYKTejWdPT6bK/O+zTX0jFxUS7ADtH142jZc+YsWF95aEu3jhSx0g+ 1vQhOyLkAV+jAjHsx/W0mwzB2BwQQLH6Eo+fIPq7PgdZA/vWYKn6E8676ZGx2IbamWil ISuw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:message-id:date:subject:cc:to:from; bh=73zduU/keDZiUfd+dzKCrisE0NwxCiuK4ab5SVC3EHY=; b=Dup4ffJZ69PwKdAIkT4nJl2ibkDRmWqeHp5i+3zQpZp94ofTG3h9hO9QRh7MPnIOp/ eGlVlqcPdybBnIkEa2I4IRD5RyRDn+fid9ahE2E+7z2fZEQsdrj0XLp7uG+vC1zmuD6x ix+tGR54MLcoresWbzRzn8GzHg/Snw+8ugQfMrRvoNzslPSUrSAqduqE0VJMpYRjuOCI CiRv3l63ngFzZ/TMID2R39C148vYWJqbaE4M5MT/F4l1c0QF/V5Lwf817S9tfxtIHe1a Bbb84ALsRhNKX51egd19BY6PI1lfsNFApDk2y6EdHHfdskPQJohyJh4Ec0dPlM2f01Zf Otow== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id g9si46380edb.385.2021.04.26.03.15.34; Mon, 26 Apr 2021 03:15:58 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232541AbhDZKNz (ORCPT + 99 others); Mon, 26 Apr 2021 06:13:55 -0400 Received: from out30-45.freemail.mail.aliyun.com ([115.124.30.45]:57124 "EHLO out30-45.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232103AbhDZKNy (ORCPT ); Mon, 26 Apr 2021 06:13:54 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R111e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04400;MF=jiapeng.chong@linux.alibaba.com;NM=1;PH=DS;RN=7;SR=0;TI=SMTPD_---0UWpc3AM_1619431985; Received: from j63c13417.sqa.eu95.tbsite.net(mailfrom:jiapeng.chong@linux.alibaba.com fp:SMTPD_---0UWpc3AM_1619431985) by smtp.aliyun-inc.com(127.0.0.1); Mon, 26 Apr 2021 18:13:11 +0800 From: Jiapeng Chong To: dhowells@redhat.com Cc: davem@davemloft.net, kuba@kernel.org, linux-afs@lists.infradead.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Jiapeng Chong Subject: [PATCH] rxrpc: rxkad: Remove redundant variable offset Date: Mon, 26 Apr 2021 18:13:03 +0800 Message-Id: <1619431983-87222-1-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 offset is being assigned a value from a calculation however the variable is never read, so this redundant variable can be removed. Cleans up the following clang-analyzer warning: net/rxrpc/rxkad.c:579:2: warning: Value stored to 'offset' is never read [clang-analyzer-deadcode.DeadStores]. net/rxrpc/rxkad.c:485:2: warning: Value stored to 'offset' is never read [clang-analyzer-deadcode.DeadStores]. Reported-by: Abaci Robot Signed-off-by: Jiapeng Chong --- net/rxrpc/rxkad.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c index e2e9e9b..08aab5c 100644 --- a/net/rxrpc/rxkad.c +++ b/net/rxrpc/rxkad.c @@ -482,7 +482,6 @@ static int rxkad_verify_packet_1(struct rxrpc_call *call, struct sk_buff *skb, RXKADDATALEN); goto protocol_error; } - offset += sizeof(sechdr); len -= sizeof(sechdr); buf = ntohl(sechdr.data_size); @@ -576,7 +575,6 @@ static int rxkad_verify_packet_2(struct rxrpc_call *call, struct sk_buff *skb, RXKADDATALEN); goto protocol_error; } - offset += sizeof(sechdr); len -= sizeof(sechdr); buf = ntohl(sechdr.data_size); -- 1.8.3.1