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[23.128.96.35]) by mx.google.com with ESMTPS id z1-20020a656101000000b005be1e555473si664074pgu.574.2023.12.07.18.17.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 07 Dec 2023 18:17:34 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.35 as permitted sender) client-ip=23.128.96.35; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.35 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=alibaba.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by groat.vger.email (Postfix) with ESMTP id 001768108BE9; Thu, 7 Dec 2023 18:17:28 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at groat.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230510AbjLHCRT (ORCPT + 99 others); Thu, 7 Dec 2023 21:17:19 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40264 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229531AbjLHCRS (ORCPT ); Thu, 7 Dec 2023 21:17:18 -0500 Received: from out30-133.freemail.mail.aliyun.com (out30-133.freemail.mail.aliyun.com [115.124.30.133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 58E5ED53; Thu, 7 Dec 2023 18:17:24 -0800 (PST) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R361e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018045192;MF=jiapeng.chong@linux.alibaba.com;NM=1;PH=DS;RN=6;SR=0;TI=SMTPD_---0Vy1Y0Nm_1702001836; Received: from localhost(mailfrom:jiapeng.chong@linux.alibaba.com fp:SMTPD_---0Vy1Y0Nm_1702001836) by smtp.aliyun-inc.com; Fri, 08 Dec 2023 10:17:22 +0800 From: Jiapeng Chong To: jic23@kernel.org Cc: lars@metafoo.de, linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, Jiapeng Chong , Abaci Robot Subject: [PATCH] iio: light: isl76682: remove unreachable code Date: Fri, 8 Dec 2023 10:17:15 +0800 Message-Id: <20231208021715.32450-1-jiapeng.chong@linux.alibaba.com> X-Mailer: git-send-email 2.20.1.7.g153144c MIME-Version: 1.0 X-Spam-Status: No, score=-0.8 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE, UNPARSEABLE_RELAY autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on groat.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (groat.vger.email [0.0.0.0]); Thu, 07 Dec 2023 18:17:29 -0800 (PST) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1784678296918338789 X-GMAIL-MSGID: 1784678296918338789 The function isl76682_read_raw cannot execute return -EINVAL up to 145 lines, delete the invalid code. drivers/iio/light/isl76682.c:145 isl76682_read_raw() warn: ignoring unreachable code. Reported-by: Abaci Robot Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=7698 Signed-off-by: Jiapeng Chong --- drivers/iio/light/isl76682.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/iio/light/isl76682.c b/drivers/iio/light/isl76682.c index 0a7c3b09c3c0..cf6ddee44ffc 100644 --- a/drivers/iio/light/isl76682.c +++ b/drivers/iio/light/isl76682.c @@ -142,7 +142,6 @@ static int isl76682_read_raw(struct iio_dev *indio_dev, default: return -EINVAL; } - return -EINVAL; case IIO_CHAN_INFO_SCALE: for (i = 0; i < ARRAY_SIZE(isl76682_range_table); i++) { if (chip->range != isl76682_range_table[i].range)