On Sat, 26 Jan 2008 20:59:44 -0800, Greg KH <[EMAIL PROTECTED]> wrote: > On Sat, Jan 26, 2008 at 08:40:48PM -0600, Felipe Balbi wrote: >> >> >> On Fri, 25 Jan 2008 08:56:35 -0800, Greg KH <[EMAIL PROTECTED]> wrote: >> > Hi all, >> > >> > I have a report here of a device in the wild that is using a USB > vendor >> > id of 0x0000. From everything I can tell, this _could_ be a valid >> > vendor id, but I'm pretty sure that it isn't :) >> >> Why would usb-if give someone the Vendor ID of 0 ? >> This can't be valid. > > I know, it looks like it would be invalid, but you have a shipping > device with it, and I can't see anything in the USB documentation that > forbids it :(
FYI, If you know the company name, you can at least search for it in usb.org. Log in to members area and go to Member search. > >> > Here's the bug report, does anyone have an idea of what we should do >> > here? >> > >> > At first glance, we should probably fix the scripts/mod/file2alias.c >> > code that does the following in do_usb_entry_multi(): >> > >> > /* >> > * Some modules (visor) have empty slots as placeholder for >> > * run-time specification that results in catch-all alias >> > */ >> > if (!(id->idVendor | id->bDeviceClass | id->bInterfaceClass)) >> > return; >> > >> > And check both that idVendor and idProduct are 0x0000 before falling > out. >> > >> > Does anyone see a problem with that? >> >> sounds, but the linux foundation vendor id will be better :-) > > Well, that will fix the root hub issue, but this device still needs to > work properly. It does on Windows :) What I meant was if Linux' Root hub is not 0x000 anymore, you could remove the !id->idVendor. Couldn't you ? > > thanks, > > greg k-h > - > To unsubscribe from this list: send the line "unsubscribe linux-usb" in > the body of a message to [EMAIL PROTECTED] > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Best Regards, Felipe Balbi http://felipebalbi.com [EMAIL PROTECTED] - To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
