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 3330147D925; Thu, 20 Aug 2026 16:35:13 +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=1787243716; cv=none; b=PQZBF/4cftBl4WImTypnMn2OPIlUHgYI9r78oslnhchkPCnmEw4Bn8VMQkkD2gpMwFQkUHuJbGJdGQeRcHeJWCBIPMcRVqFHU3EVPJ6T6zbWWyflWnzO89sZpvT44agZMrXaIXFXdeXUD10yU4Dd0UoE3oViESe9x9zNoPrYk5E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787243716; c=relaxed/simple; bh=oacYpLYBDv9Ciz3zLFCLv+fydg4izatZ68O7kECUlfE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=lBplaf39SiZGYa3R/RvNZLfPKrtb3Bu+zu4krHUhChX+fe/HQtKfi7Jq9f3figylo+XIlsYyR5yorb5Z4TirMtrFcctP9lD48lZ4s7gq9PNh3tU5/gF1vGqszfOO1oj0KXXcUIx2n7jzTm/AXuPty/mcIp0NgOqqehQjPwkPyeA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=OF5pMnJa; 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="OF5pMnJa" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 508801F000E9; Thu, 20 Aug 2026 16:35:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1787243712; bh=M3ct8aoqY+AwKBsJUt33w4M3JO+6/dtMhX+8tBqeOnA=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=OF5pMnJaO5vJh+n6bTZhLqY0nTDG9Exv7CGqZEF15FTJZ3WWqfCx4xOOy/mdWMsqI 9J0QqQstWMfG7wWOx/yIhTUAfXvBzVsHTc0FIrJzlW7BvXr//Ni5ozgssRf34qHubf QQfdYCCAMeKJ27Tep/mdC0hxk4qOa3QAI1pq4L94= 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 5.15 189/272] media: v4l: async: Set owner for async sub-devices Date: Thu, 20 Aug 2026 16:56:13 +0200 Message-ID: <20260820145237.148367805@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260820145231.229664293@linuxfoundation.org> References: <20260820145231.229664293@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 5.15-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 @@ -705,7 +705,7 @@ __v4l2_async_notifier_add_i2c_subdev(str } EXPORT_SYMBOL_GPL(__v4l2_async_notifier_add_i2c_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; @@ -719,6 +719,8 @@ 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); @@ -769,9 +771,11 @@ 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 @@ -283,7 +283,9 @@ 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 - registers a sensor sub-device to the