From patchwork Mon May 17 10:11:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiapeng Chong X-Patchwork-Id: 12261501 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=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 E3E96C433ED for ; Mon, 17 May 2021 10:12:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BE0A1610CD for ; Mon, 17 May 2021 10:12:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236042AbhEQKNY (ORCPT ); Mon, 17 May 2021 06:13:24 -0400 Received: from out30-45.freemail.mail.aliyun.com ([115.124.30.45]:36689 "EHLO out30-45.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231658AbhEQKNX (ORCPT ); Mon, 17 May 2021 06:13:23 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R151e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04420;MF=jiapeng.chong@linux.alibaba.com;NM=1;PH=DS;RN=5;SR=0;TI=SMTPD_---0UZ7T3sw_1621246318; Received: from j63c13417.sqa.eu95.tbsite.net(mailfrom:jiapeng.chong@linux.alibaba.com fp:SMTPD_---0UZ7T3sw_1621246318) by smtp.aliyun-inc.com(127.0.0.1); Mon, 17 May 2021 18:12:06 +0800 From: Jiapeng Chong To: jic23@kernel.org Cc: lars@metafoo.de, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, Jiapeng Chong Subject: [PATCH] iio: buffer: Remove redundant assignment to in_loc Date: Mon, 17 May 2021 18:11:57 +0800 Message-Id: <1621246317-62725-1-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-iio@vger.kernel.org Variable in_loc is being assigned a value from a calculation however the assignment is never read, so this redundant assignment can be removed. Clean up the following clang-analyzer warning: drivers/iio/industrialio-buffer.c:929:3: warning: Value stored to 'in_loc' is never read [clang-analyzer-deadcode.DeadStores]. Reported-by: Abaci Robot Signed-off-by: Jiapeng Chong --- drivers/iio/industrialio-buffer.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c index 10923b4..fdd6234 100644 --- a/drivers/iio/industrialio-buffer.c +++ b/drivers/iio/industrialio-buffer.c @@ -926,7 +926,6 @@ static int iio_buffer_update_demux(struct iio_dev *indio_dev, if (ret) goto error_clear_mux_table; out_loc += length; - in_loc += length; } buffer->demux_bounce = kzalloc(out_loc, GFP_KERNEL); if (buffer->demux_bounce == NULL) {