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| author | Miaoqian Lin <linmq006@gmail.com> | 2022-12-20 13:18:07 +0100 |
|---|---|---|
| committer | Lee Jones <lee@kernel.org> | 2023-01-30 09:03:13 +0100 |
| commit | da1afe8e6099980fe1e2fd7436dca284af9d3f29 (patch) | |
| tree | 9fcf58e0208d5728d17748281ebbe031c1b64e51 /drivers/leds/led-class.c | |
| parent | leds: pwm: Clear the led structure before parsing each child node (diff) | |
| download | linux-da1afe8e6099980fe1e2fd7436dca284af9d3f29.tar.xz linux-da1afe8e6099980fe1e2fd7436dca284af9d3f29.zip | |
leds: led-core: Fix refcount leak in of_led_get()
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@gmail.com>
Signed-off-by: Lee Jones <lee@kernel.org>
Link: https://lore.kernel.org/r/20221220121807.1543790-1-linmq006@gmail.com
Diffstat (limited to 'drivers/leds/led-class.c')
| -rw-r--r-- | drivers/leds/led-class.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/leds/led-class.c b/drivers/leds/led-class.c index 0c4b8d8d2b4f..a6b3adcd044a 100644 --- a/drivers/leds/led-class.c +++ b/drivers/leds/led-class.c @@ -253,6 +253,7 @@ 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); return led_module_get(led_dev); } |