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| author | Miaoqian Lin <linmq006@gmail.com> | 2022-05-16 11:52:02 +0400 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-06-19 17:22:48 +0100 |
| commit | 8a2b6b5687984a010ed094b4f436a2f091987758 (patch) | |
| tree | b364bf74f9760d311e7cc4047173b87b41c12a2f | |
| parent | 99bded02dae5e1e2312813506c41dc8db2fb656c (diff) | |
| download | lwn-8a2b6b5687984a010ed094b4f436a2f091987758.tar.gz lwn-8a2b6b5687984a010ed094b4f436a2f091987758.zip | |
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 <linmq006@gmail.com>
Link: https://lore.kernel.org/r/20220516075206.34580-1-linmq006@gmail.com
Cc: <Stable@vger.kernel.org>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
| -rw-r--r-- | drivers/iio/adc/aspeed_adc.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/iio/adc/aspeed_adc.c b/drivers/iio/adc/aspeed_adc.c index 0793d2474cdc..9341e0e0eb55 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; |