[PATCH] iio: adc: stm32-dfsdm: Remove redundant null check before clk_disable_unprepare

From: Xu Wang
Date: Fri Dec 18 2020 - 04:42:44 EST


ecause clk_disable_unprepare() already checked NULL clock parameter,
so the additional check is unnecessary, just remove it.

Signed-off-by: Xu Wang <vulab@xxxxxxxxxxx>
---
drivers/iio/adc/stm32-dfsdm-core.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/iio/adc/stm32-dfsdm-core.c b/drivers/iio/adc/stm32-dfsdm-core.c
index 42a7377704a4..bb925a11c8ae 100644
--- a/drivers/iio/adc/stm32-dfsdm-core.c
+++ b/drivers/iio/adc/stm32-dfsdm-core.c
@@ -117,8 +117,7 @@ static void stm32_dfsdm_clk_disable_unprepare(struct stm32_dfsdm *dfsdm)
{
struct dfsdm_priv *priv = to_stm32_dfsdm_priv(dfsdm);

- if (priv->aclk)
- clk_disable_unprepare(priv->aclk);
+ clk_disable_unprepare(priv->aclk);
clk_disable_unprepare(priv->clk);
}

--
2.17.1