From: Miaoqian Lin Date: Mon, 16 May 2022 07:52:02 +0000 (+0400) Subject: iio: adc: aspeed: Fix refcount leak in aspeed_adc_set_trim_data X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8a2b6b5687984a010ed094b4f436a2f091987758;p=linux.git iio: adc: aspeed: Fix refcount leak in aspeed_adc_set_trim_data of_find_node_by_name() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak. Fixes: d0a4c17b4073 ("iio: adc: aspeed: Get and set trimming data.") Signed-off-by: Miaoqian Lin Link: https://lore.kernel.org/r/20220516075206.34580-1-linmq006@gmail.com Cc: Signed-off-by: Jonathan Cameron --- diff --git a/drivers/iio/adc/aspeed_adc.c b/drivers/iio/adc/aspeed_adc.c index 0793d2474cdcf..9341e0e0eb556 100644 --- a/drivers/iio/adc/aspeed_adc.c +++ b/drivers/iio/adc/aspeed_adc.c @@ -186,6 +186,7 @@ static int aspeed_adc_set_trim_data(struct iio_dev *indio_dev) return -EOPNOTSUPP; } scu = syscon_node_to_regmap(syscon); + of_node_put(syscon); if (IS_ERR(scu)) { dev_warn(data->dev, "Failed to get syscon regmap\n"); return -EOPNOTSUPP;