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=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 BAFC0C47082 for ; Mon, 31 May 2021 13:53:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 87EF861879 for ; Mon, 31 May 2021 13:53:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232130AbhEaNyK (ORCPT ); Mon, 31 May 2021 09:54:10 -0400 Received: from mail.kernel.org ([198.145.29.99]:55328 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232460AbhEaNvl (ORCPT ); Mon, 31 May 2021 09:51:41 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 5DB5F616EB; Mon, 31 May 2021 13:32:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1622467951; bh=DSf4XqPjzvaq/zKi0DCw4Gh+8Dfiy3EAaMlzty3/gvc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iDpzHtGgKSbG4Rxqzm7a3gO0cWXYbeA877YypDrj/O/+HLyGkKxLnPvOliSTaKVpi QrEHQdszT+OWO05+teKqaS1Z/AvzEJ57+fTo1B7tUYhY40f+R8Hlmv7cegexslzL7N gsqV7RVU4djkXTP0Ztn1lt0/XU9MVahCY3HOsPB8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Mauro Carvalho Chehab , Rui Miguel Silva , Stable@vger.kernel.org, Jonathan Cameron Subject: [PATCH 5.10 061/252] iio: gyro: fxas21002c: balance runtime power in error path Date: Mon, 31 May 2021 15:12:06 +0200 Message-Id: <20210531130700.050104168@linuxfoundation.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210531130657.971257589@linuxfoundation.org> References: <20210531130657.971257589@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: stable@vger.kernel.org From: Rui Miguel Silva commit 2a54c8c9ebc2006bf72554afc84ffc67768979a0 upstream. If we fail to read temperature or axis we need to decrement the runtime pm reference count to trigger autosuspend. Add the call to pm_put to do that in case of error. Fixes: a0701b6263ae ("iio: gyro: add core driver for fxas21002c") Suggested-by: Mauro Carvalho Chehab Signed-off-by: Rui Miguel Silva Link: https://lore.kernel.org/linux-iio/CBBZA9T1OY9C.2611WSV49DV2G@arch-thunder/ Cc: Signed-off-by: Jonathan Cameron Signed-off-by: Greg Kroah-Hartman --- drivers/iio/gyro/fxas21002c_core.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/iio/gyro/fxas21002c_core.c +++ b/drivers/iio/gyro/fxas21002c_core.c @@ -399,6 +399,7 @@ static int fxas21002c_temp_get(struct fx ret = regmap_field_read(data->regmap_fields[F_TEMP], &temp); if (ret < 0) { dev_err(dev, "failed to read temp: %d\n", ret); + fxas21002c_pm_put(data); goto data_unlock; } @@ -432,6 +433,7 @@ static int fxas21002c_axis_get(struct fx &axis_be, sizeof(axis_be)); if (ret < 0) { dev_err(dev, "failed to read axis: %d: %d\n", index, ret); + fxas21002c_pm_put(data); goto data_unlock; }