Bug 16499

Summary:	2nd ftdi unaccessible
Product:	Drivers	Reporter:	Arne Woerner (arne_woerner)
Component:	USB	Assignee:	Greg Kroah-Hartman (greg)
Status:	RESOLVED CODE_FIX
Severity:	blocking
Priority:	P1
Hardware:	All
OS:	Linux
Kernel Version:	2.6.33.6-147.2.4.fc13.x86_64	Subsystem:
Regression:	Yes	Bisected commit-id:

Description Arne Woerner 2010-08-03 10:46:46 UTC

When i try to access my second ftdi device,
the first one (/dev/ttyUSB0) gets reset,
and the second one (/dev/ttyUSB1) gets nothing...

with
2.6.33.5-124.fc13.x86_64
everything works fine...

related:
http://www.spinics.net/lists/linux-usb/msg32926.html
https://bugzilla.redhat.com/show_bug.cgi?id=613597

could somebody fix this, pls?
because: due to security considerations i would like to update as soon as possible...

thx.

-arne

Comment 1 Greg Kroah-Hartman 2010-08-03 15:16:18 UTC

On Tue, Aug 03, 2010 at 10:46:49AM +0000, bugzilla-daemon@bugzilla.kernel.org wrote:
> https://bugzilla.kernel.org/show_bug.cgi?id=16499
> 
>            Summary: 2nd ftdi unaccessible
>            Product: Drivers
>            Version: 2.5
>     Kernel Version: 2.6.33.6-147.2.4.fc13.x86_64

This is a fedora-specific kernel version.  Please file this in the
Fedora bugzilla.  If you have this problem in the 2.6.34.2 or 2.6.35
kernel.org releases, we will be glad to help you out here.

Comment 2 Arne Woerner 2010-08-29 08:01:25 UTC

almost fixed: http://marc.info/?l=linux-usb&m=128283105213206&w=2 -arne