Re: [PATCH -next] drivers: usb: add missing MODULE_DEVICE_TABLE definition in brcmstb-usb-pinmap.c

From: Greg KH
Date: Wed Jun 16 2021 - 02:17:58 EST


On Tue, Jun 15, 2021 at 07:50:03PM -0800, Yu Jiahua wrote:
> This patch adds missing MODULE_DEVICE_TABLE definition which generates
> correct modalias for automatic loading of this driver when it is built
> as an external module.
>
> Signed-off-by: Yu Jiahua <yujiahua1@xxxxxxxxxx>
> ---
> drivers/usb/misc/brcmstb-usb-pinmap.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/usb/misc/brcmstb-usb-pinmap.c b/drivers/usb/misc/brcmstb-usb-pinmap.c
> index b3cfe8666ea7..cbc958355359 100644
> --- a/drivers/usb/misc/brcmstb-usb-pinmap.c
> +++ b/drivers/usb/misc/brcmstb-usb-pinmap.c
> @@ -331,6 +331,7 @@ static const struct of_device_id brcmstb_usb_pinmap_of_match[] = {
> { .compatible = "brcm,usb-pinmap" },
> { },
> };
> +MODULE_DEVICE_TABLE(of, brcmstb_usb_pinmap_of_match);

I have asked you all to stop sending these types of patches until you
can prove that they are actually needed.

Is this change really needed? Does the presence of a of table determine
if this module should be loaded or not?

How did you find this problem?

thanks,

greg k-h