linux-kernel - [PATCH 1/1] serial: core: Fix serial device initialization

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <20251219152813.1893982-1-alexander.stein@ew.tq-group.com>
Date: Fri, 19 Dec 2025 16:28:12 +0100
From: Alexander Stein <alexander.stein@...tq-group.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Jiri Slaby <jirislaby@...nel.org>,
	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc: Alexander Stein <alexander.stein@...tq-group.com>,
	linux-kernel@...r.kernel.org,
	linux-serial@...r.kernel.org,
	Cosmin Tanislav <demonsingur@...il.com>
Subject: [PATCH 1/1] serial: core: Fix serial device initialization

During restoring sysfs fwnode information the information of_node_reused
was dropped. This was previously set by device_set_of_node_from_dev().
Add it back manually

Fixes: 24ec03cc5512 ("serial: core: Restore sysfs fwnode information")
Suggested-by: Cosmin Tanislav <demonsingur@...il.com>
Signed-off-by: Alexander Stein <alexander.stein@...tq-group.com>
---
 drivers/tty/serial/serial_base_bus.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/tty/serial/serial_base_bus.c b/drivers/tty/serial/serial_base_bus.c
index 8e891984cdc0d..1e1ad28d83fcf 100644
--- a/drivers/tty/serial/serial_base_bus.c
+++ b/drivers/tty/serial/serial_base_bus.c
@@ -74,6 +74,7 @@ static int serial_base_device_init(struct uart_port *port,
 	dev->parent = parent_dev;
 	dev->bus = &serial_base_bus_type;
 	dev->release = release;
+	dev->of_node_reused = true;
 
 	device_set_node(dev, fwnode_handle_get(dev_fwnode(parent_dev)));
 
-- 
2.43.0