Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8DD1D47DD54; Thu, 20 Aug 2026 16:47:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787244425; cv=none; b=SShrZqB9kvh05bDmKB/X0CY+gUVFIqYVRLYe5VU5xHCNtpeL3LYrEhXCPT+IexMHkX9pLFuSnNMTBWwvYZvyPMUKnJ3odXv6Mc7esqRJ1RuZxp9qhCjh3eJC6UbW768ylbWuHPvZO79vZdFVc8Htwm/4Z0GECNwwyWpSRLOUJaM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787244425; c=relaxed/simple; bh=3nzNTJKuHMqWPeYXihNsVgosiOVkDkTAQIlYM7XbWms=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=qKepGsHHgheJS8xJlHmIOAoV2a97F2ACkJt2AXZEjvYkV5vlLedLJ6OC3OFnJqB/HBSy+WyFZLoE95s8h3ejre/XMVnc9KcbTaRD+EkMhkBfCdq/VJ4tlgLNekAXB5M2Ix6xvHpJjN5Erry76/QhgJnwoioyw4U7+enuFiB4ptE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=Yqyc0Qyl; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="Yqyc0Qyl" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E937B1F00A3F; Thu, 20 Aug 2026 16:47:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1787244424; bh=ekNeVOD/x9uwGOwycOUSMvXAYfUATwcdq9kX9mfiGq0=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=Yqyc0QylT8Mnt4sONYI+7CIDaw35NwEAwh5JjeemoxQ7ZJG6Qok7L5fGreO3dSt74 +grFSvB+2u7ux2mIM9fMzjiJ+RhHkTORd44wSK2j3IuoR7MNpUlpGWWp5DaQuY0P/b zWJ1ASIzgNjEEHspfD/q4ItF585hLTCP7JKtO1nM= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Sakari Ailus , Mauro Carvalho Chehab , Sasha Levin Subject: [PATCH 5.10 164/235] media: v4l: async: Set owner for async sub-devices Date: Thu, 20 Aug 2026 16:56:40 +0200 Message-ID: <20260820145221.465648902@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260820145216.426568665@linuxfoundation.org> References: <20260820145216.426568665@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Sakari Ailus [ Upstream commit 8a718752f5c339137c5b05e54f116cd26d5a4143 ] Set the owner field of the async sub-devices by making v4l2_async_register_subdev() a macro and obtaining THIS_MODULE that way. Signed-off-by: Sakari Ailus Signed-off-by: Mauro Carvalho Chehab Stable-dep-of: 06cb687a5132 ("media: v4l2-fwnode: Fix subdev owner overwritten in v4l2_async_register_subdev_sensor()") Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/media/v4l2-core/v4l2-async.c | 8 ++++++-- include/media/v4l2-async.h | 4 +++- 2 files changed, 9 insertions(+), 3 deletions(-) --- a/drivers/media/v4l2-core/v4l2-async.c +++ b/drivers/media/v4l2-core/v4l2-async.c @@ -747,7 +747,7 @@ v4l2_async_notifier_add_devname_subdev(s } EXPORT_SYMBOL_GPL(v4l2_async_notifier_add_devname_subdev); -int v4l2_async_register_subdev(struct v4l2_subdev *sd) +int __v4l2_async_register_subdev(struct v4l2_subdev *sd, struct module *module) { struct v4l2_async_notifier *subdev_notifier; struct v4l2_async_notifier *notifier; @@ -761,6 +761,8 @@ int v4l2_async_register_subdev(struct v4 if (!sd->fwnode && sd->dev) sd->fwnode = dev_fwnode(sd->dev); + sd->owner = module; + mutex_lock(&list_lock); INIT_LIST_HEAD(&sd->async_list); @@ -811,9 +813,11 @@ err_unbind: mutex_unlock(&list_lock); + sd->owner = NULL; + return ret; } -EXPORT_SYMBOL(v4l2_async_register_subdev); +EXPORT_SYMBOL(__v4l2_async_register_subdev); void v4l2_async_unregister_subdev(struct v4l2_subdev *sd) { --- a/include/media/v4l2-async.h +++ b/include/media/v4l2-async.h @@ -298,7 +298,9 @@ void v4l2_async_notifier_cleanup(struct * * @sd: pointer to &struct v4l2_subdev */ -int v4l2_async_register_subdev(struct v4l2_subdev *sd); +#define v4l2_async_register_subdev(sd) \ + __v4l2_async_register_subdev(sd, THIS_MODULE) +int __v4l2_async_register_subdev(struct v4l2_subdev *sd, struct module *module); /** * v4l2_async_register_subdev_sensor_common - registers a sensor sub-device to