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* [PATCH -next] rtc: mt6397: drop free_irq of devm_ allocated irq
@ 2019-11-13  2:17 Wei Yongjun
  2019-12-10 15:44 ` Alexandre Belloni
  0 siblings, 1 reply; 2+ messages in thread
From: Wei Yongjun @ 2019-11-13  2:17 UTC (permalink / raw)
  To: Eddie Huang, Sean Wang, Alessandro Zummo, Alexandre Belloni,
	Matthias Brugger, Josef Friedl
  Cc: Wei Yongjun, linux-arm-kernel, linux-mediatek, linux-rtc,
	kernel-janitors, Hulk Robot

The devm_request_threaded_irq function allocates irq that is
released when a driver detaches. Thus, there is no reason to
explicitly call free_irq in probe function.

Fixes: 851b87148aa2 ("rtc: mt6397: improvements of rtc driver")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
---
 drivers/rtc/rtc-mt6397.c | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/drivers/rtc/rtc-mt6397.c b/drivers/rtc/rtc-mt6397.c
index 5249fc99fd5f..6c585cd1ce10 100644
--- a/drivers/rtc/rtc-mt6397.c
+++ b/drivers/rtc/rtc-mt6397.c
@@ -286,15 +286,7 @@ static int mtk_rtc_probe(struct platform_device *pdev)
 
 	rtc->rtc_dev->ops = &mtk_rtc_ops;
 
-	ret = rtc_register_device(rtc->rtc_dev);
-	if (ret)
-		goto out_free_irq;
-
-	return 0;
-
-out_free_irq:
-	free_irq(rtc->irq, rtc);
-	return ret;
+	return rtc_register_device(rtc->rtc_dev);
 }
 
 #ifdef CONFIG_PM_SLEEP




^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH -next] rtc: mt6397: drop free_irq of devm_ allocated irq
  2019-11-13  2:17 [PATCH -next] rtc: mt6397: drop free_irq of devm_ allocated irq Wei Yongjun
@ 2019-12-10 15:44 ` Alexandre Belloni
  0 siblings, 0 replies; 2+ messages in thread
From: Alexandre Belloni @ 2019-12-10 15:44 UTC (permalink / raw)
  To: Wei Yongjun
  Cc: Eddie Huang, Sean Wang, Alessandro Zummo, Matthias Brugger,
	Josef Friedl, linux-arm-kernel, linux-mediatek, linux-rtc,
	kernel-janitors, Hulk Robot

On 13/11/2019 02:17:20+0000, Wei Yongjun wrote:
> The devm_request_threaded_irq function allocates irq that is
> released when a driver detaches. Thus, there is no reason to
> explicitly call free_irq in probe function.
> 
> Fixes: 851b87148aa2 ("rtc: mt6397: improvements of rtc driver")
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
> ---
>  drivers/rtc/rtc-mt6397.c | 10 +---------
>  1 file changed, 1 insertion(+), 9 deletions(-)
> 
Applied, thanks.

-- 
Alexandre Belloni, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com

^ permalink raw reply	[flat|nested] 2+ messages in thread

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