Messages in this thread | | | Date | Fri, 17 Aug 2007 10:50:23 -0400 (EDT) | From | Alan Stern <> | Subject | Re: [linux-usb-devel] why was MODALIAS removed from usb kernel events? [u] |
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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
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