On Sun, Jan 27, 2008 at 07:07:48AM -0600, Felipe Balbi wrote: > > > 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.
Yes, but it does not show the vendor id for the company. Or am I missing something on that page somewhere? > >> > 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 ? No, read the comment there :) We need to check for both idVendor and idProduct being 0, as some modules use a "blank" line for adding new device ids dynamically. 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
