[PATCH] serdev: fix memleak on module unload

Make sure to free all resources associated with the ida on module exit.

Fixes: cd6484e1830b ("serdev: Introduce new bus for serial attached devices") Cc: stable stable@vger.kernel.org # 4.11 Signed-off-by: Johan Hovold johan@kernel.org --- drivers/tty/serdev/core.c | 1 + 1 file changed, 1 insertion(+)

diff --git a/drivers/tty/serdev/core.c b/drivers/tty/serdev/core.c index df93b727e984..9e59f4788589 100644 --- a/drivers/tty/serdev/core.c +++ b/drivers/tty/serdev/core.c @@ -617,6 +617,7 @@ EXPORT_SYMBOL_GPL(__serdev_device_driver_register); static void __exit serdev_exit(void) { bus_unregister(&serdev_bus_type); + ida_destroy(&ctrl_ida); } module_exit(serdev_exit);