From: Yang Yingliang <yangyingliang@...>

commit fa002b364981b49d04e818abbc06fd47a5ec7b51 upstream.

Add clk_disable_unprepare() on error path in rzg2l_adc_pm_runtime_resume().

Reported-by: Hulk Robot <hulkci@...>
Signed-off-by: Yang Yingliang <yangyingliang@...>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...>
Link: https://lore.kernel.org/r/20210819132416.175644-1-yangyingliang@huawei.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@...>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...>
---
drivers/iio/adc/rzg2l_adc.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/iio/adc/rzg2l_adc.c b/drivers/iio/adc/rzg2l_adc.c
index 6472170be9d1..e2cf11cb7495 100644
--- a/drivers/iio/adc/rzg2l_adc.c
+++ b/drivers/iio/adc/rzg2l_adc.c
@@ -559,8 +559,10 @@ static int __maybe_unused rzg2l_adc_pm_runtime_resume(struct device *dev)
return ret;

ret = clk_prepare_enable(adc->adclk);
- if (ret)
+ if (ret) {
+ clk_disable_unprepare(adc->pclk);
return ret;
+ }

rzg2l_adc_pwr(adc, true);

--
2.17.1