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[2620:137:e000::1:20]) by mx.google.com with ESMTP id m14-20020a056402510e00b004597671e0ddsi616233edd.338.2022.11.03.01.52.05; Thu, 03 Nov 2022 01:52:28 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=analog.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230496AbiKCIJY (ORCPT + 97 others); Thu, 3 Nov 2022 04:09:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57302 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230182AbiKCIJK (ORCPT ); Thu, 3 Nov 2022 04:09:10 -0400 Received: from mx0a-00128a01.pphosted.com (mx0a-00128a01.pphosted.com [148.163.135.77]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BC67F10AA; Thu, 3 Nov 2022 01:09:09 -0700 (PDT) Received: from pps.filterd (m0167088.ppops.net [127.0.0.1]) by mx0a-00128a01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 2A37Di7s019472; Thu, 3 Nov 2022 04:09:07 -0400 Received: from nwd2mta3.analog.com ([137.71.173.56]) by mx0a-00128a01.pphosted.com (PPS) with ESMTPS id 3kkxe9keq0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 03 Nov 2022 04:09:07 -0400 Received: from ASHBMBX8.ad.analog.com (ASHBMBX8.ad.analog.com [10.64.17.5]) by nwd2mta3.analog.com (8.14.7/8.14.7) with ESMTP id 2A3896f7004126 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 3 Nov 2022 04:09:06 -0400 Received: from ASHBCASHYB5.ad.analog.com (10.64.17.133) by ASHBMBX8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.14; Thu, 3 Nov 2022 04:09:05 -0400 Received: from ASHBMBX8.ad.analog.com (10.64.17.5) by ASHBCASHYB5.ad.analog.com (10.64.17.133) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.14; Thu, 3 Nov 2022 04:09:05 -0400 Received: from zeus.spd.analog.com (10.66.68.11) by ashbmbx8.ad.analog.com (10.64.17.5) with Microsoft SMTP Server id 15.2.986.14 via Frontend Transport; Thu, 3 Nov 2022 04:09:05 -0400 Received: from rbolboac.ad.analog.com ([10.48.65.139]) by zeus.spd.analog.com (8.15.1/8.15.1) with ESMTP id 2A388q0N009844; Thu, 3 Nov 2022 04:09:02 -0400 From: Ramona Bolboaca To: , , CC: Ramona Bolboaca Subject: [PATCH v2 5/8] iio: imu: adis16400: Fix deadlock in probe Date: Thu, 3 Nov 2022 10:08:44 +0200 Message-ID: <20221103080847.162509-6-ramona.bolboaca@analog.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221103080847.162509-1-ramona.bolboaca@analog.com> References: <20221103080847.162509-1-ramona.bolboaca@analog.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-ADIRuleOP-NewSCL: Rule Triggered X-Proofpoint-GUID: iA7AqE0kjOOG6dNd2icjS8PlJdArwU83 X-Proofpoint-ORIG-GUID: iA7AqE0kjOOG6dNd2icjS8PlJdArwU83 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.895,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-11-02_15,2022-11-02_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 lowpriorityscore=0 impostorscore=0 adultscore=0 mlxscore=0 mlxlogscore=999 phishscore=0 suspectscore=0 priorityscore=1501 clxscore=1015 spamscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2210170000 definitions=main-2211030057 X-Spam-Status: No, score=-2.6 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Use '__adis_initial_startup()' instead of 'adis_initial_startup()' to avoid deadlock. When using 'adis_initial_startup()' 'mutex_lock()' is called twice, without releasing it (once inside 'adis_initial_startup()' and once inside 'adis_enable_irq()'). Fixes: b600bd7eb3335 ("iio: adis: do not disabe IRQs in 'adis_init()'") Signed-off-by: Ramona Bolboaca --- changes in v2: - changed commit in 'Fixes' tag to the correct commit - added commas and brackets for functions in commit message drivers/iio/imu/adis16400.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/imu/adis16400.c b/drivers/iio/imu/adis16400.c index 17bb0c40a149..c02fc35dceb4 100644 --- a/drivers/iio/imu/adis16400.c +++ b/drivers/iio/imu/adis16400.c @@ -445,7 +445,7 @@ static int adis16400_initial_setup(struct iio_dev *indio_dev) st->adis.spi->mode = SPI_MODE_3; spi_setup(st->adis.spi); - ret = adis_initial_startup(&st->adis); + ret = __adis_initial_startup(&st->adis); if (ret) return ret; -- 2.25.1