Remove all device associations with this LED Remove /sys/class/leds/<led>/block_devices directory Free per-LED data structure Signed-off-by: Ian Pilcher <arequipeno@gmail.com> --- drivers/leds/trigger/ledtrig-blkdev.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) diff --git a/drivers/leds/trigger/ledtrig-blkdev.c b/drivers/leds/trigger/ledtrig-blkdev.c index b331e3f24b04..01573c1ad855 100644 --- a/drivers/leds/trigger/ledtrig-blkdev.c +++ b/drivers/leds/trigger/ledtrig-blkdev.c @@ -704,3 +704,28 @@ static int blkdev_activate(struct led_classdev *const led_dev) exit_return: return ret; } + + +/* + * + * Disassociate an LED from the trigger + * + */ + +static void blkdev_deactivate(struct led_classdev *const led_dev) +{ + struct ledtrig_blkdev_led *const led = led_get_trigger_data(led_dev); + struct ledtrig_blkdev_link *link; + struct hlist_node *next; + + mutex_lock(&ledtrig_blkdev_mutex); + + hlist_for_each_entry_safe(link, next, &led->disks, led_disks_node) + blkdev_disk_del_locked(led, link, link->disk); + + hlist_del(&led->leds_node); + kobject_put(led->dir); + kfree(led); + + mutex_unlock(&ledtrig_blkdev_mutex); +} -- 2.31.1