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=-19.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,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 C66C8C47080 for ; Mon, 31 May 2021 15:29:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A69356124C for ; Mon, 31 May 2021 15:29:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234309AbhEaPa4 (ORCPT ); Mon, 31 May 2021 11:30:56 -0400 Received: from mail.kernel.org ([198.145.29.99]:43312 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232848AbhEaORn (ORCPT ); Mon, 31 May 2021 10:17:43 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id BB5F9619B0; Mon, 31 May 2021 13:43:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1622468631; bh=hGubpCKZPgrK5s3MemOHKJXhP02/GL9Hd5ohu+KxcPk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=YYsrImr7kLv0LsMhVWEzuy+THnY3UW6p7om/1udjMqDgEmqDH/JsUNNviaIqmEwm7 dRZz6f1woKvBu5zHI8vqiAhHbBtKdPjpWLKq5slaBrFp8vfkeOmBnvxl2LQjD/A9yi FqXuXWXvcZAHR1rOYLTqTRoBA2FUHePU0FnKKkrQ= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, YueHaibing , Stable@vger.kernel.org, Jonathan Cameron Subject: [PATCH 5.4 048/177] iio: adc: ad7793: Add missing error code in ad7793_setup() Date: Mon, 31 May 2021 15:13:25 +0200 Message-Id: <20210531130649.582445660@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210531130647.887605866@linuxfoundation.org> References: <20210531130647.887605866@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: YueHaibing commit 4ed243b1da169bcbc1ec5507867e56250c5f1ff9 upstream. Set error code while device ID query failed. Fixes: 88bc30548aae ("IIO: ADC: New driver for AD7792/AD7793 3 Channel SPI ADC") Signed-off-by: YueHaibing Cc: Signed-off-by: Jonathan Cameron Signed-off-by: Greg Kroah-Hartman --- drivers/iio/adc/ad7793.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/iio/adc/ad7793.c +++ b/drivers/iio/adc/ad7793.c @@ -278,6 +278,7 @@ static int ad7793_setup(struct iio_dev * id &= AD7793_ID_MASK; if (id != st->chip_info->id) { + ret = -ENODEV; dev_err(&st->sd.spi->dev, "device ID query failed\n"); goto out; }