Re: [linux-usb-devel] why was MODALIAS removed from usb kernel events? [u]

Alan Stern <[email protected]> Fri, 17 Aug 2007 10:50:23 -0400 (EDT)

Newsgroups	gmane.linux.kernel,gmane.linux.usb.devel
Message-ID	<[email protected]>

On Fri, 17 Aug 2007, Andreas Jellinghaus [c] wrote:

> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=9f8b17e643fe6aa505629658445849397bda4e4f
> 
> removes MODALIAS from one of the events, this breaks user space applications 
> like openct - everything that depends on getting an event that has both the
> DEVICE= path to the usb device and any information on the interface, so it
> can check if the device is something it supports (in case of openct:
> smart card reader, i.e. bInterfaceClass 0b).

There is no MODALIAS for these events because there are no drivers for 
the devices they report.  Perhaps you should be looking at 
usb_if_uevent() in drivers/usb/core/message.c instead.  Is the problem 
that this routine doesn't set DEVICE, BUSNUM, or DEVNUM?

Alan Stern