* [PATCH] pinctrl:sprd: Check if the pinctrl_dev still exists
@ 2023-04-30 14:01 Lizhe
2023-04-30 19:18 ` andy.shevchenko
0 siblings, 1 reply; 4+ messages in thread
From: Lizhe @ 2023-04-30 14:01 UTC (permalink / raw)
To: linus.walleij, orsonzhai, baolin.wang, zhang.lyra,
andriy.shevchenko
Cc: linux-gpio, linux-kernel, Lizhe
to check if the pinctrl_dev still exists before calling
pinctrl_unregister().
Signed-off-by: Lizhe <sensor1010@163.com>
---
drivers/pinctrl/sprd/pinctrl-sprd.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/pinctrl/sprd/pinctrl-sprd.c b/drivers/pinctrl/sprd/pinctrl-sprd.c
index ca9659f4e4b1..52089e34435c 100644
--- a/drivers/pinctrl/sprd/pinctrl-sprd.c
+++ b/drivers/pinctrl/sprd/pinctrl-sprd.c
@@ -1114,8 +1114,10 @@ EXPORT_SYMBOL_GPL(sprd_pinctrl_core_probe);
int sprd_pinctrl_remove(struct platform_device *pdev)
{
struct sprd_pinctrl *sprd_pctl = platform_get_drvdata(pdev);
+
+ if (sprd_pctl->pctl)
+ pinctrl_unregister(sprd_pctl->pctl);
- pinctrl_unregister(sprd_pctl->pctl);
return 0;
}
EXPORT_SYMBOL_GPL(sprd_pinctrl_remove);
--
2.34.1
^ permalink raw reply related [flat|nested] 4+ messages in thread* Re: [PATCH] pinctrl:sprd: Check if the pinctrl_dev still exists
2023-04-30 14:01 [PATCH] pinctrl:sprd: Check if the pinctrl_dev still exists Lizhe
@ 2023-04-30 19:18 ` andy.shevchenko
0 siblings, 0 replies; 4+ messages in thread
From: andy.shevchenko @ 2023-04-30 19:18 UTC (permalink / raw)
To: Lizhe
Cc: linus.walleij, orsonzhai, baolin.wang, zhang.lyra,
andriy.shevchenko, linux-gpio, linux-kernel
Sun, Apr 30, 2023 at 10:01:29PM +0800, Lizhe kirjoitti:
> to check if the pinctrl_dev still exists before calling
> pinctrl_unregister().
Sending a duplicate won't give anything new here, the patch itself is bogus.
--
With Best Regards,
Andy Shevchenko
^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH] pinctrl:sprd: Check if the pinctrl_dev still exists
@ 2023-04-30 4:22 Lizhe
2023-04-30 9:43 ` andy.shevchenko
0 siblings, 1 reply; 4+ messages in thread
From: Lizhe @ 2023-04-30 4:22 UTC (permalink / raw)
To: linus.walleij, orsonzhai, baolin.wang, zhang.lyra,
andriy.shevchenko, sensor1010
Cc: linux-gpio, linux-kernel
to check if the pinctrl_dev still exists before calling
pinctrl_unregister().
Signed-off-by: Lizhe <sensor1010@163.com>
---
drivers/pinctrl/sprd/pinctrl-sprd.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/pinctrl/sprd/pinctrl-sprd.c b/drivers/pinctrl/sprd/pinctrl-sprd.c
index ca9659f4e4b1..6f3369130e8a 100644
--- a/drivers/pinctrl/sprd/pinctrl-sprd.c
+++ b/drivers/pinctrl/sprd/pinctrl-sprd.c
@@ -1115,7 +1115,9 @@ int sprd_pinctrl_remove(struct platform_device *pdev)
{
struct sprd_pinctrl *sprd_pctl = platform_get_drvdata(pdev);
- pinctrl_unregister(sprd_pctl->pctl);
+ if (sprd_pctl->dev)
+ pinctrl_unregister(sprd_pctl->pctl);
+
return 0;
}
EXPORT_SYMBOL_GPL(sprd_pinctrl_remove);
--
2.34.1
^ permalink raw reply related [flat|nested] 4+ messages in thread* Re: [PATCH] pinctrl:sprd: Check if the pinctrl_dev still exists
2023-04-30 4:22 Lizhe
@ 2023-04-30 9:43 ` andy.shevchenko
0 siblings, 0 replies; 4+ messages in thread
From: andy.shevchenko @ 2023-04-30 9:43 UTC (permalink / raw)
To: Lizhe
Cc: linus.walleij, orsonzhai, baolin.wang, zhang.lyra,
andriy.shevchenko, linux-gpio, linux-kernel
Sun, Apr 30, 2023 at 12:22:54PM +0800, Lizhe kirjoitti:
> to check if the pinctrl_dev still exists before calling
> pinctrl_unregister().
Besides commit message has no explanation (and English grammar
incorrectness)...
...
> +++ b/drivers/pinctrl/sprd/pinctrl-sprd.c
> @@ -1115,7 +1115,9 @@ int sprd_pinctrl_remove(struct platform_device *pdev)
> {
> struct sprd_pinctrl *sprd_pctl = platform_get_drvdata(pdev);
>
> - pinctrl_unregister(sprd_pctl->pctl);
> + if (sprd_pctl->dev)
...this code is not needed.
> + pinctrl_unregister(sprd_pctl->pctl);
> return 0;
> }
NAK.
--
With Best Regards,
Andy Shevchenko
^ permalink raw reply [flat|nested] 4+ messages in thread
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