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    SubjectRe: [BUG] pl2303 oops in 2.4.20-pre10 (and 2.5 too)
    (I didn't see this e-mail when I sent my [PATCH] that seems to work.)

    On Sat, Oct 12, 2002 at 05:49:39PM -0700, Greg KH wrote:
    > On Sat, Oct 12, 2002 at 01:56:04PM -0700, Barry K. Nathan wrote:
    > Ah, thanks for finding this. Yes this does help, a bit. Hm. What /dev
    > device are you trying to write to, ttyUSB0 or ttyUSB1? Yeah, I think we
    > need this kind of check back in to fix this problem, but I don't see off
    > the top of my head how to add it back...

    /dev/ttyUSB0

    > And yes, the problem in 2.5 where you see the device register itself
    > twice is a known bug (to me at least), it goes away if you disable
    > CONFIG_USB_SERIAL_GENERIC. It's on my TODO list, which seems to be
    > getting longer every day...

    No, it doesn't go away in 2.5 if I disable CONFIG_USB_SERIAL_GENERIC (I
    just checked).

    > Any suggestions on how to fix this are appreciated. Basically we don't
    > want to claim the interface that only has the interrupt endpoint on it
    > for this device, as we kinda already did in the section entitled END
    > HORRIBLE HACK FOR PL2303. I guess we could just mark that interface as
    > claimed already, and then probe() would not get called again. Want to
    > throw a call to usb_driver_claim_interface() into that section, grabbing
    > that interface, and see if that works?

    If I have time today I'll try that.

    -Barry K. Nathan <barryn@pobox.com>
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