From patchwork Thu Jun 22 11:39:56 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sakari Ailus X-Patchwork-Id: 695167 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B2CCDEB64DB for ; Thu, 22 Jun 2023 11:41:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230440AbjFVLlN (ORCPT ); Thu, 22 Jun 2023 07:41:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42190 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230373AbjFVLlM (ORCPT ); Thu, 22 Jun 2023 07:41:12 -0400 Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 348D119A9 for ; Thu, 22 Jun 2023 04:41:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1687434071; x=1718970071; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Ce5nYMRxbVPF+VOOP205t694WHDGSW8kiKMMEixvRUg=; b=XWSoefSpUZeNdaCnd5xnDWtdkHjWlYlesY/pk5wM+TVLkWYPxiL/MIzY SvJQyByE9H2Ouk68KMo9ODtFHGPkeG3evvECWho06NVo+F/rUc89RXR5Q 2re8nnBTPOWIHQbSCLEn7GPciwzncH5l6WQ79n/DeKH86sg4GOzpz9LYP E9jQYlmYvYRs1edwnakcrMx07NvAHuHcpz5QZl/VdEBqT042V4uonpEfN VOZ2AlnmO57f9zS0e5g/XQmH2cMZ9Pcf+Ev8e56dWGCOfWRhT5qPwCcVr nqb1CCpQo0G2dVzaR+z4mrI+myszf0DGHT2vNrAbFV23KfD12Jg2qfKUo Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10748"; a="357957562" X-IronPort-AV: E=Sophos;i="6.00,263,1681196400"; d="scan'208";a="357957562" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jun 2023 04:41:09 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10748"; a="804749889" X-IronPort-AV: E=Sophos;i="6.00,263,1681196400"; d="scan'208";a="804749889" Received: from turnipsi.fi.intel.com (HELO kekkonen.fi.intel.com) ([10.237.72.44]) by fmsmga003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jun 2023 04:41:02 -0700 Received: from punajuuri.localdomain (punajuuri.localdomain [192.168.240.130]) by kekkonen.fi.intel.com (Postfix) with ESMTP id D228E120ADD; Thu, 22 Jun 2023 14:40:50 +0300 (EEST) Received: from sailus by punajuuri.localdomain with local (Exim 4.96) (envelope-from ) id 1qCIg2-003oSL-2T; Thu, 22 Jun 2023 14:40:38 +0300 From: Sakari Ailus To: linux-media@vger.kernel.org Cc: laurent.pinchart@ideasonboard.com, Philipp Zabel , hverkuil@xs4all.nl, Francesco Dolcini , aishwarya.kothari@toradex.com, Robert Foss , Todor Tomov , Hyun Kwon , bingbu.cao@intel.com, niklas.soderlund@ragnatech.se, Kieran Bingham , Benjamin Mugnier , Sylvain Petinot , Eugen Hristev , Nicolas Ferre , Maxime Ripard , Rui Miguel Silva , Fabio Estevam , Bryan O'Donoghue , Sylwester Nawrocki , Dafna Hirschfeld , Hugues Fruchet , Yong Deng , Paul Kocialkowski , "Lad, Prabhakar" , Benoit Parrot , Steve Longerbeam , Thierry Reding , Jonathan Hunter , Sowjanya Komatineni , Marco Felsch Subject: [PATCH v4 06/38] media: Documentation: v4l: Fix async notifier registration example Date: Thu, 22 Jun 2023 14:39:56 +0300 Message-Id: <20230622114028.908825-7-sakari.ailus@linux.intel.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230622114028.908825-1-sakari.ailus@linux.intel.com> References: <20230622114028.908825-1-sakari.ailus@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org An example adding an async sub-device to a V4L2 async notifier. The name of the variable in error handling was wrong (asd vs. my_asd). Signed-off-by: Sakari Ailus --- Documentation/driver-api/media/v4l2-subdev.rst | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/Documentation/driver-api/media/v4l2-subdev.rst b/Documentation/driver-api/media/v4l2-subdev.rst index 602dadaa81d86..c46511c9b6c87 100644 --- a/Documentation/driver-api/media/v4l2-subdev.rst +++ b/Documentation/driver-api/media/v4l2-subdev.rst @@ -234,8 +234,8 @@ These functions allocate an async sub-device descriptor which is of type struct struct my_async_subdev); fwnode_handle_put(ep); - if (IS_ERR(asd)) - return PTR_ERR(asd); + if (IS_ERR(my_asd)) + return PTR_ERR(my_asd); The V4L2 core will then use these descriptors to match asynchronously registered subdevices to them. If a match is detected the ``.bound()``