Messages in this thread Patch in this message | | | From | Wan Jiabing <> | Subject | [PATCH] iio: adc: stm32-adc: Fix of_node_put() issue in stm32-adc | Date | Thu, 21 Oct 2021 07:24:49 -0400 |
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Fix following coccicheck warning: ./drivers/iio/adc/stm32-adc.c:2014:1-33: WARNING: Function for_each_available_child_of_node should have of_node_put() before return.
Early exits from for_each_available_child_of_node should decrement the node reference counter. Replce return by goto here.
Signed-off-by: Wan Jiabing <wanjiabing@vivo.com> --- drivers/iio/adc/stm32-adc.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/iio/adc/stm32-adc.c b/drivers/iio/adc/stm32-adc.c index 6245434f8377..7f1fb36c747c 100644 --- a/drivers/iio/adc/stm32-adc.c +++ b/drivers/iio/adc/stm32-adc.c @@ -2024,7 +2024,8 @@ static int stm32_adc_generic_chan_init(struct iio_dev *indio_dev, if (strlen(name) >= STM32_ADC_CH_SZ) { dev_err(&indio_dev->dev, "Label %s exceeds %d characters\n", name, STM32_ADC_CH_SZ); - return -EINVAL; + ret = -EINVAL; + goto err; } strncpy(adc->chan_name[val], name, STM32_ADC_CH_SZ); ret = stm32_adc_populate_int_ch(indio_dev, name, val); -- 2.20.1
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