Re: [PATCH] usb: Add a new quirk: USB_QUIRK_HONOR_BNUMINTERFACES

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Am Sonntag, 14. März 2010 13:27:06 schrieb Hans de Goede:
> Hi,
> 
> The attached patch adds a new usb device quirk
> USB_QUIRK_HONOR_BNUMINTERFACES, when this quirk is set and a device
> has more interface descriptors in a configuration then it claims to
> have in config->bNumInterfaces, ignore all additional interfaces.
> 
> This is needed for devices which try to hide unused interfaces by only
> lowering config->bNumInterfaces, and which can't handle if you try to talk
> to the "hidden" interfaces.

Do we need a patch for that? That is can we make this default? Has anybody
seen devices to whose supernummerary interfaces we need to talk?

	Regards
		Oliver
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