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

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

Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Link: https://lore.kernel.org/r/20201231085322.24398-1-vulab@iscas.ac.cn
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Xu Wang 2020-12-31 08:53:22 +00:00 committed by Jonathan Cameron
parent 649ef114a0
commit aa15e68409
1 changed files with 1 additions and 2 deletions
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3
drivers/iio/adc/stm32-dfsdm-core.c
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@ -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);
}