Re: [35/45] USB: atmel_usba_udc: force vbus_pin at -EINVAL when gpio_requestfailled

From: Nicolas Ferre
Date: Mon Nov 22 2010 - 04:31:23 EST


Le 19/11/2010 22:43, Greg KH :
> 2.6.32-stable review patch. If anyone has any objections, please let us know.

Hi Greg,

Please also add this typo one (or merge it):

http://git.kernel.org/?p=linux/kernel/git/gregkh/usb-2.6.git;a=commit;h=b48809518631880207796b4aab0fc39c2f036754

Thanks a lot for monitoring this issue and adding to -stable...

Best regards,

> ------------------
>
> From: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@xxxxxxxxxxxx>
>
> commit 969affff54702785330de553b790372e261e93f9 upstream.
>
> to ensure gpio_is_valid return false
>
> Signed-off-by: Nicolas Ferre <nicolas.ferre@xxxxxxxxx>
> Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@xxxxxxxxxxxx>
> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
>
> ---
> drivers/usb/gadget/atmel_usba_udc.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> --- a/drivers/usb/gadget/atmel_usba_udc.c
> +++ b/drivers/usb/gadget/atmel_usba_udc.c
> @@ -2013,6 +2013,9 @@ static int __init usba_udc_probe(struct
> } else {
> disable_irq(gpio_to_irq(udc->vbus_pin));
> }
> + } else {
> + /* gpio_request fail so use -EINVAL for gpio_is_valid */
> + ubc->vbus_pin = -EINVAL;
> }
> }
>
>
>
>


--
Nicolas Ferre

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