[RFC][PATCH v3 20/33] timers: usb: Use timer_shutdown_sync() before freeing timer

[Steven Rostedt]

From: "Steven Rostedt (Google)" <rostedt@xxxxxxxxxxx>

Before a timer is freed, timer_shutdown_sync() must be called.

Link: https://lore.kernel.org/all/20220407161745.7d6754b3@xxxxxxxxxxxxxxxxxx/

Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Cc: Felipe Balbi <balbi@xxxxxxxxxx>
Cc: Johan Hovold <johan@xxxxxxxxxx>
Cc: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
Cc: Mathias Nyman <mathias.nyman@xxxxxxxxxxxxxxx>
Cc: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>
Cc: Matthias Kaehlcke <mka@xxxxxxxxxxxx>
Cc: Michael Grzeschik <m.grzeschik@xxxxxxxxxxxxxx>
Cc: Bhuvanesh Surachari <Bhuvanesh_Surachari@xxxxxxxxxx>
Cc: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Cc: linux-usb@xxxxxxxxxxxxxxx
Signed-off-by: Steven Rostedt (Google) <rostedt@xxxxxxxxxxx>
---
 drivers/usb/gadget/udc/m66592-udc.c | 2 +-
 drivers/usb/serial/garmin_gps.c     | 2 +-
 drivers/usb/serial/mos7840.c        | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/usb/gadget/udc/m66592-udc.c b/drivers/usb/gadget/udc/m66592-udc.c
index 931e6362a13d..c7e421b449f3 100644
--- a/drivers/usb/gadget/udc/m66592-udc.c
+++ b/drivers/usb/gadget/udc/m66592-udc.c
@@ -1519,7 +1519,7 @@ static int m66592_remove(struct platform_device *pdev)
 
 	usb_del_gadget_udc(&m66592->gadget);
 
-	del_timer_sync(&m66592->timer);
+	timer_shutdown_sync(&m66592->timer);
 	iounmap(m66592->reg);
 	free_irq(platform_get_irq(pdev, 0), m66592);
 	m66592_free_request(&m66592->ep[0].ep, m66592->ep0_req);
diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c
index f1a8d8343623..670e942fdaaa 100644
--- a/drivers/usb/serial/garmin_gps.c
+++ b/drivers/usb/serial/garmin_gps.c
@@ -1405,7 +1405,7 @@ static void garmin_port_remove(struct usb_serial_port *port)
 
 	usb_kill_anchored_urbs(&garmin_data_p->write_urbs);
 	usb_kill_urb(port->interrupt_in_urb);
-	del_timer_sync(&garmin_data_p->timer);
+	timer_shutdown_sync(&garmin_data_p->timer);
 	kfree(garmin_data_p);
 }
 
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 6b12bb4648b8..8a2d902a1c12 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -1726,7 +1726,7 @@ static void mos7840_port_remove(struct usb_serial_port *port)
 		mos7840_set_led_sync(port, MODEM_CONTROL_REGISTER, 0x0300);
 
 		del_timer_sync(&mos7840_port->led_timer1);
-		del_timer_sync(&mos7840_port->led_timer2);
+		timer_shutdown_sync(&mos7840_port->led_timer2);
 
 		usb_kill_urb(mos7840_port->led_urb);
 		usb_free_urb(mos7840_port->led_urb);
-- 
2.35.1