| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.4 034/112] backlight: sky81452-backlight: Fix refcount imbalance on error | Date | Tue, 27 Oct 2020 14:49:04 +0100 |
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From: dinghao.liu@zju.edu.cn <dinghao.liu@zju.edu.cn>
[ Upstream commit b7a4f80bc316a56d6ec8750e93e66f42431ed960 ]
When of_property_read_u32_array() returns an error code, a pairing refcount decrement is needed to keep np's refcount balanced.
Fixes: f705806c9f355 ("backlight: Add support Skyworks SKY81452 backlight driver") Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn> Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org> Signed-off-by: Lee Jones <lee.jones@linaro.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/video/backlight/sky81452-backlight.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/video/backlight/sky81452-backlight.c b/drivers/video/backlight/sky81452-backlight.c index d414c7a3acf5a..a2f77625b7170 100644 --- a/drivers/video/backlight/sky81452-backlight.c +++ b/drivers/video/backlight/sky81452-backlight.c @@ -207,6 +207,7 @@ static struct sky81452_bl_platform_data *sky81452_bl_parse_dt( num_entry); if (ret < 0) { dev_err(dev, "led-sources node is invalid.\n"); + of_node_put(np); return ERR_PTR(-EINVAL); } -- 2.25.1
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