On Tuesday, January 12, 2016 at 08:57:01 AM, Peng Fan wrote:
> From: Peng Fan <peng....@nxp.com>
>
> We support max USB_MAXENDPOINTS, so need to use
> "epno >= USB_MAXENDPOINTS", but not "epno > USB_MAXENDPOINTS".
> If use ">", we may exceeds the array of if_desc->ep_desc.
>
> Signed-off-by: Peng Fan <peng....@nxp.com>
> Cc: Simon Glass <s...@chromium.org>
> Cc: Hans de Goede <hdego...@redhat.com>
> Cc: Marek Vasut <ma...@denx.de>
> Cc: Paul Kocialkowski <cont...@paulk.fr>
> Cc: "Stefan Brüns" <stefan.bru...@rwth-aachen.de>
> Cc: Vincent Palatin <vpala...@chromium.org>
Acked-by: Marek Vasut <ma...@denx.de>
> ---
> common/usb.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/common/usb.c b/common/usb.c
> index 9f67cc1..c7b8b0e 100644
> --- a/common/usb.c
> +++ b/common/usb.c
> @@ -456,7 +456,7 @@ static int usb_parse_config(struct usb_device *dev,
> }
> epno = dev->config.if_desc[ifno].no_of_ep;
> if_desc = &dev->config.if_desc[ifno];
> - if (epno > USB_MAXENDPOINTS) {
> + if (epno >= USB_MAXENDPOINTS) {
> printf("Interface %d has too many endpoints!\n",
> if_desc->desc.bInterfaceNumber);
> return -EINVAL;
Best regards,
Marek Vasut
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