Re: [PATCH] Input: psxpad-spi - set driver data before use
From: Dmitry Torokhov
Date: Fri Jul 24 2026 - 21:46:55 EST
Hi Linmao,
On Tue, Jul 21, 2026 at 01:55:51PM +0800, Linmao Li wrote:
> psxpad_spi_suspend() retrieves the controller state with
> spi_get_drvdata(), but probe never stores it, so suspend dereferences a
> NULL pointer. Store it during probe.
>
> Fixes: 8be193c7b1f4 ("Input: add support for PlayStation 1/2 joypads connected via SPI")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Linmao Li <lilinmao@xxxxxxxxxx>
> ---
> drivers/input/joystick/psxpad-spi.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/input/joystick/psxpad-spi.c b/drivers/input/joystick/psxpad-spi.c
> index f902a56d011f..b1ab2486bb0d 100644
> --- a/drivers/input/joystick/psxpad-spi.c
> +++ b/drivers/input/joystick/psxpad-spi.c
> @@ -301,6 +301,7 @@ static int psxpad_spi_probe(struct spi_device *spi)
> /* input poll device settings */
> pad->idev = idev;
> pad->spi = spi;
> + spi_set_drvdata(spi, pad);
I moved the assignment to the end of probe and applied, thank you.
--
Dmitry