* [PATCH] platform/x86: barco-p50-gpio: Add check for platform_driver_register
@ 2022-05-26 9:03 Jiasheng Jiang
2022-05-30 21:20 ` Peter Korsgaard
2022-06-10 18:48 ` Hans de Goede
0 siblings, 2 replies; 3+ messages in thread
From: Jiasheng Jiang @ 2022-05-26 9:03 UTC (permalink / raw)
To: santoshkumar.yadav, peter.korsgaard, hdegoede, markgross
Cc: platform-driver-x86, linux-kernel, Jiasheng Jiang
As platform_driver_register() could fail, it should be better
to deal with the return value in order to maintain the code
consisitency.
Fixes: 86af1d02d458 ("platform/x86: Support for EC-connected GPIOs for identify LED/button on Barco P50 board")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
---
drivers/platform/x86/barco-p50-gpio.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/platform/x86/barco-p50-gpio.c b/drivers/platform/x86/barco-p50-gpio.c
index 05534287bc26..8dd672339485 100644
--- a/drivers/platform/x86/barco-p50-gpio.c
+++ b/drivers/platform/x86/barco-p50-gpio.c
@@ -405,11 +405,14 @@ MODULE_DEVICE_TABLE(dmi, dmi_ids);
static int __init p50_module_init(void)
{
struct resource res = DEFINE_RES_IO(P50_GPIO_IO_PORT_BASE, P50_PORT_CMD + 1);
+ int ret;
if (!dmi_first_match(dmi_ids))
return -ENODEV;
- platform_driver_register(&p50_gpio_driver);
+ ret = platform_driver_register(&p50_gpio_driver);
+ if (ret)
+ return ret;
gpio_pdev = platform_device_register_simple(DRIVER_NAME, PLATFORM_DEVID_NONE, &res, 1);
if (IS_ERR(gpio_pdev)) {
--
2.25.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH] platform/x86: barco-p50-gpio: Add check for platform_driver_register
2022-05-26 9:03 [PATCH] platform/x86: barco-p50-gpio: Add check for platform_driver_register Jiasheng Jiang
@ 2022-05-30 21:20 ` Peter Korsgaard
2022-06-10 18:48 ` Hans de Goede
1 sibling, 0 replies; 3+ messages in thread
From: Peter Korsgaard @ 2022-05-30 21:20 UTC (permalink / raw)
To: Jiasheng Jiang
Cc: santoshkumar.yadav, peter.korsgaard, hdegoede, markgross,
platform-driver-x86, linux-kernel
>>>>> "Jiasheng" == Jiasheng Jiang <jiasheng@iscas.ac.cn> writes:
> As platform_driver_register() could fail, it should be better
> to deal with the return value in order to maintain the code
> consisitency.
> Fixes: 86af1d02d458 ("platform/x86: Support for EC-connected GPIOs for
> identify LED/button on Barco P50 board")
> Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Acked-by: Peter Korsgaard <peter.korsgaard@barco.com>
> ---
> drivers/platform/x86/barco-p50-gpio.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
> diff --git a/drivers/platform/x86/barco-p50-gpio.c b/drivers/platform/x86/barco-p50-gpio.c
> index 05534287bc26..8dd672339485 100644
> --- a/drivers/platform/x86/barco-p50-gpio.c
> +++ b/drivers/platform/x86/barco-p50-gpio.c
> @@ -405,11 +405,14 @@ MODULE_DEVICE_TABLE(dmi, dmi_ids);
> static int __init p50_module_init(void)
> {
> struct resource res = DEFINE_RES_IO(P50_GPIO_IO_PORT_BASE, P50_PORT_CMD + 1);
> + int ret;
> if (!dmi_first_match(dmi_ids))
> return -ENODEV;
> - platform_driver_register(&p50_gpio_driver);
> + ret = platform_driver_register(&p50_gpio_driver);
> + if (ret)
> + return ret;
> gpio_pdev = platform_device_register_simple(DRIVER_NAME, PLATFORM_DEVID_NONE, &res, 1);
> if (IS_ERR(gpio_pdev)) {
> --
> 2.25.1
--
Bye, Peter Korsgaard
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] platform/x86: barco-p50-gpio: Add check for platform_driver_register
2022-05-26 9:03 [PATCH] platform/x86: barco-p50-gpio: Add check for platform_driver_register Jiasheng Jiang
2022-05-30 21:20 ` Peter Korsgaard
@ 2022-06-10 18:48 ` Hans de Goede
1 sibling, 0 replies; 3+ messages in thread
From: Hans de Goede @ 2022-06-10 18:48 UTC (permalink / raw)
To: Jiasheng Jiang, santoshkumar.yadav, peter.korsgaard, markgross
Cc: platform-driver-x86, linux-kernel
Hi,
On 5/26/22 11:03, Jiasheng Jiang wrote:
> As platform_driver_register() could fail, it should be better
> to deal with the return value in order to maintain the code
> consisitency.
>
> Fixes: 86af1d02d458 ("platform/x86: Support for EC-connected GPIOs for identify LED/button on Barco P50 board")
>
> Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Thank you for your patch, I've applied this patch to my review-hans
branch:
https://git.kernel.org/pub/scm/linux/kernel/git/pdx86/platform-drivers-x86.git/log/?h=review-hans
Note it will show up in my review-hans branch once I've pushed my
local branch there, which might take a while.
Once I've run some tests on this branch the patches there will be
added to the platform-drivers-x86/for-next branch and eventually
will be included in the pdx86 pull-request to Linus for the next
merge-window.
Regards,
Hans
> ---
> drivers/platform/x86/barco-p50-gpio.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/platform/x86/barco-p50-gpio.c b/drivers/platform/x86/barco-p50-gpio.c
> index 05534287bc26..8dd672339485 100644
> --- a/drivers/platform/x86/barco-p50-gpio.c
> +++ b/drivers/platform/x86/barco-p50-gpio.c
> @@ -405,11 +405,14 @@ MODULE_DEVICE_TABLE(dmi, dmi_ids);
> static int __init p50_module_init(void)
> {
> struct resource res = DEFINE_RES_IO(P50_GPIO_IO_PORT_BASE, P50_PORT_CMD + 1);
> + int ret;
>
> if (!dmi_first_match(dmi_ids))
> return -ENODEV;
>
> - platform_driver_register(&p50_gpio_driver);
> + ret = platform_driver_register(&p50_gpio_driver);
> + if (ret)
> + return ret;
>
> gpio_pdev = platform_device_register_simple(DRIVER_NAME, PLATFORM_DEVID_NONE, &res, 1);
> if (IS_ERR(gpio_pdev)) {
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2022-06-10 18:48 UTC | newest]
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2022-05-26 9:03 [PATCH] platform/x86: barco-p50-gpio: Add check for platform_driver_register Jiasheng Jiang
2022-05-30 21:20 ` Peter Korsgaard
2022-06-10 18:48 ` Hans de Goede
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