* [PATCH] iio: adc: stm32-dfsdm: Remove redundant null check before clk_disable_unprepare
@ 2020-12-31 8:53 Xu Wang
2021-01-17 12:34 ` Jonathan Cameron
0 siblings, 1 reply; 2+ messages in thread
From: Xu Wang @ 2020-12-31 8:53 UTC (permalink / raw)
To: jic23, lars, pmeerw, mcoquelin.stm32, alexandre.torgue, krzk,
andy.shevchenko, bobo.shaobowang, linux-stm32, linux-arm-kernel
Cc: linux-iio, linux-kernel
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>
---
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
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^ permalink raw reply related [flat|nested] 2+ messages in thread* Re: [PATCH] iio: adc: stm32-dfsdm: Remove redundant null check before clk_disable_unprepare
2020-12-31 8:53 [PATCH] iio: adc: stm32-dfsdm: Remove redundant null check before clk_disable_unprepare Xu Wang
@ 2021-01-17 12:34 ` Jonathan Cameron
0 siblings, 0 replies; 2+ messages in thread
From: Jonathan Cameron @ 2021-01-17 12:34 UTC (permalink / raw)
To: Xu Wang
Cc: lars, pmeerw, linux-iio, linux-kernel, krzk, bobo.shaobowang,
andy.shevchenko, mcoquelin.stm32, linux-stm32, linux-arm-kernel,
alexandre.torgue
On Thu, 31 Dec 2020 08:53:22 +0000
Xu Wang <vulab@iscas.ac.cn> wrote:
> 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>
Applied to the togreg branch of iio.git and pushed out as testing for the
autobuilders to see if we missed anything.
thanks,
Jonathan
> ---
> 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);
> }
>
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2020-12-31 8:53 [PATCH] iio: adc: stm32-dfsdm: Remove redundant null check before clk_disable_unprepare Xu Wang
2021-01-17 12:34 ` Jonathan Cameron
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