Re: [PATCH] remoteproc: stm32_rproc: Propagate errors from optional IRQ lookup

On Sun, 9 Aug 2026 at 23:19, <[email protected]> wrote:
>
> From: bui duc phuc <[email protected]>
>
> platform_get_irq_optional() returns a positive IRQ number on success or
> a negative error code on failure. For an optional IRQ, -ENXIO indicates
> that no IRQ is available, while other errors should be propagated.
>
> Instead of only checking for -EPROBE_DEFER, propagate all error codes
> returned by platform_get_irq_optional() other than -ENXIO, so that
> failures are properly reported to the caller.
>
> Signed-off-by: bui duc phuc <[email protected]>
> ---
>  drivers/remoteproc/stm32_rproc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>

I'll pick this up when rc1 comes out.

Thanks,
Mathieu

> diff --git a/drivers/remoteproc/stm32_rproc.c b/drivers/remoteproc/stm32_rproc.c
> index 632614013dc6..9301e1dab830 100644
> --- a/drivers/remoteproc/stm32_rproc.c
> +++ b/drivers/remoteproc/stm32_rproc.c
> @@ -705,7 +705,7 @@ static int stm32_rproc_parse_dt(struct platform_device *pdev,
>         int err, irq;
>
>         irq = platform_get_irq_optional(pdev, 0);
> -       if (irq == -EPROBE_DEFER)
> +       if (irq < 0 && irq != -ENXIO)
>                 return irq;
>
>         if (irq > 0) {
> --
> 2.43.0
>