linux-kernel - Re: [PATCH]USB:Fix goku

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Date:	Mon, 5 Jan 2009 14:46:08 -0800
From:	David Brownell <david-b@...bell.net>
To:	sangsu <sangsu@...il.com>
Cc:	linux-usb@...r.kernel.org, stern@...land.harvard.edu,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH]USB:Fix goku_udc usb speed handling

On Thursday 01 January 2009, sangsu wrote:
> The usb gadget framework revealed weakness in the godu_udc
> gadget driver register function. Instead of checking if 
> speed asked for was USB_LOW_SPEED upon usb_gadget_register()
> to deny service, it checked only for USB_FULL_SPEED, thus
> denying service to usb high speed capable gadgets.
> 
> Signed-off-by: SangSu Park<sangsu@...il.com>

Acked-by: David Brownell <dbrownell@...rs.sourceforge.net>


Good to know this USB peripheral driver is getting some use.  :)


> ---
> drivers/usb/gadget/goku_udc.c |2+-
> 1 files changed, 1 insertion(+), 1 deletions(-)
> 
> 
> --- a/drivers/usb/gadget/goku_udc.c	2008-12-30 23:24:02.000000000 +0900
> +++ b/drivers/usb/gadget/goku_udc.c	2009-01-02 00:49:15.000000000 +0900
> @@ -1349,7 +1349,7 @@
>  	int			retval;
>  
>  	if (!driver
> -			|| driver->speed != USB_SPEED_FULL
> +			|| driver->speed < USB_SPEED_FULL
>  			|| !driver->bind
>  			|| !driver->disconnect
>  			|| !driver->setup)
> 
> 


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