This is a note to let you know that I've just added the patch titled leds: led-core: Fix refcount leak in of_led_get() to the 5.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: leds-led-core-fix-refcount-leak-in-of_led_get.patch and it can be found in the queue-5.15 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit e0c25878491fe207e6aca5b9122bdd3f3b7d5406 Author: Miaoqian Lin <linmq006@xxxxxxxxx> Date: Tue Dec 20 16:18:07 2022 +0400 leds: led-core: Fix refcount leak in of_led_get() [ Upstream commit da1afe8e6099980fe1e2fd7436dca284af9d3f29 ] class_find_device_by_of_node() calls class_find_device(), it will take the reference, use the put_device() to drop the reference when not need anymore. Fixes: 699a8c7c4bd3 ("leds: Add of_led_get() and led_put()") Signed-off-by: Miaoqian Lin <linmq006@xxxxxxxxx> Signed-off-by: Lee Jones <lee@xxxxxxxxxx> Link: https://lore.kernel.org/r/20221220121807.1543790-1-linmq006@xxxxxxxxx Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/leds/led-class.c b/drivers/leds/led-class.c index 6e88df4c87fa8..1024b1562aafc 100644 --- a/drivers/leds/led-class.c +++ b/drivers/leds/led-class.c @@ -235,6 +235,7 @@ struct led_classdev *of_led_get(struct device_node *np, int index) led_dev = class_find_device_by_of_node(leds_class, led_node); of_node_put(led_node); + put_device(led_dev); if (!led_dev) return ERR_PTR(-EPROBE_DEFER);