* [PATCH] rtc: rtc-wm8350: Handle error for wm8350_register_irq
@ 2022-03-03 8:50 Jiasheng Jiang
2022-03-03 13:39 ` Charles Keepax
2022-03-08 23:31 ` Alexandre Belloni
0 siblings, 2 replies; 3+ messages in thread
From: Jiasheng Jiang @ 2022-03-03 8:50 UTC (permalink / raw)
To: a.zummo, alexandre.belloni
Cc: patches, linux-rtc, linux-kernel, Jiasheng Jiang
As the potential failure of the wm8350_register_irq(),
it should be better to check it and return error if fails.
Also, it need not free 'wm_rtc->rtc' since it will be freed
automatically.
Fixes: 077eaf5b40ec ("rtc: rtc-wm8350: add support for WM8350 RTC")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
---
drivers/rtc/rtc-wm8350.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/rtc/rtc-wm8350.c b/drivers/rtc/rtc-wm8350.c
index 2018614f258f..6eaa9321c074 100644
--- a/drivers/rtc/rtc-wm8350.c
+++ b/drivers/rtc/rtc-wm8350.c
@@ -432,14 +432,21 @@ static int wm8350_rtc_probe(struct platform_device *pdev)
return ret;
}
- wm8350_register_irq(wm8350, WM8350_IRQ_RTC_SEC,
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_RTC_SEC,
wm8350_rtc_update_handler, 0,
"RTC Seconds", wm8350);
+ if (ret)
+ return ret;
+
wm8350_mask_irq(wm8350, WM8350_IRQ_RTC_SEC);
- wm8350_register_irq(wm8350, WM8350_IRQ_RTC_ALM,
+ ret = wm8350_register_irq(wm8350, WM8350_IRQ_RTC_ALM,
wm8350_rtc_alarm_handler, 0,
"RTC Alarm", wm8350);
+ if (ret) {
+ wm8350_free_irq(wm8350, WM8350_IRQ_RTC_SEC, wm8350);
+ return ret;
+ }
return 0;
}
--
2.25.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] rtc: rtc-wm8350: Handle error for wm8350_register_irq
2022-03-03 8:50 [PATCH] rtc: rtc-wm8350: Handle error for wm8350_register_irq Jiasheng Jiang
@ 2022-03-03 13:39 ` Charles Keepax
2022-03-08 23:31 ` Alexandre Belloni
1 sibling, 0 replies; 3+ messages in thread
From: Charles Keepax @ 2022-03-03 13:39 UTC (permalink / raw)
To: Jiasheng Jiang
Cc: a.zummo, alexandre.belloni, patches, linux-rtc, linux-kernel
On Thu, Mar 03, 2022 at 04:50:30PM +0800, Jiasheng Jiang wrote:
> As the potential failure of the wm8350_register_irq(),
> it should be better to check it and return error if fails.
> Also, it need not free 'wm_rtc->rtc' since it will be freed
> automatically.
>
> Fixes: 077eaf5b40ec ("rtc: rtc-wm8350: add support for WM8350 RTC")
> Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
> ---
Acked-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Thanks,
Charles
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] rtc: rtc-wm8350: Handle error for wm8350_register_irq
2022-03-03 8:50 [PATCH] rtc: rtc-wm8350: Handle error for wm8350_register_irq Jiasheng Jiang
2022-03-03 13:39 ` Charles Keepax
@ 2022-03-08 23:31 ` Alexandre Belloni
1 sibling, 0 replies; 3+ messages in thread
From: Alexandre Belloni @ 2022-03-08 23:31 UTC (permalink / raw)
To: Jiasheng Jiang, a.zummo
Cc: Alexandre Belloni, linux-kernel, linux-rtc, patches
On Thu, 3 Mar 2022 16:50:30 +0800, Jiasheng Jiang wrote:
> As the potential failure of the wm8350_register_irq(),
> it should be better to check it and return error if fails.
> Also, it need not free 'wm_rtc->rtc' since it will be freed
> automatically.
>
>
Applied, thanks!
[1/1] rtc: rtc-wm8350: Handle error for wm8350_register_irq
commit: 5e086367298dfaa1617885e797c8a58873365f03
Best regards,
--
Alexandre Belloni <alexandre.belloni@bootlin.com>
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2022-03-09 1:22 UTC | newest]
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2022-03-03 8:50 [PATCH] rtc: rtc-wm8350: Handle error for wm8350_register_irq Jiasheng Jiang
2022-03-03 13:39 ` Charles Keepax
2022-03-08 23:31 ` Alexandre Belloni
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