backlight: sky81452-backlight: Fix refcount imbalance on error

When of_property_read_u32_array() returns an error code, a
pairing refcount decrement is needed to keep np's refcount
balanced.

Fixes: f705806c9f ("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>
This commit is contained in:
dinghao.liu@zju.edu.cn 2020-08-20 14:38:17 +08:00 committed by Lee Jones
parent 9123e3a74e
commit b7a4f80bc3

View File

@ -217,6 +217,7 @@ static struct sky81452_bl_platform_data *sky81452_bl_parse_dt(
num_entry); num_entry);
if (ret < 0) { if (ret < 0) {
dev_err(dev, "led-sources node is invalid.\n"); dev_err(dev, "led-sources node is invalid.\n");
of_node_put(np);
return ERR_PTR(-EINVAL); return ERR_PTR(-EINVAL);
} }