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    SubjectRe: RocketPort Linux driver errors on module reload
    Date
    Jiri Slaby <jirislaby@gmail.com> writes:

    >> -------------------- Start of forwarded message --------------------
    >> From: Ferenc Wagner <wferi@niif.hu>
    >> To: support@comtrol.co.uk
    >> Subject: RocketPort Linux driver errors on module reload
    >> Date: Fri, 12 Oct 2007 00:22:17 +0200
    >> Message-ID: <87fy0hwaue.fsf@tac.ki.iif.hu>
    >>
    >> [...]
    >> However, if I remove the module from the kernel, and then insert it
    >> again, lots of error messages result:
    >>
    >> RocketPort device driver module, version 2.09, 12-June-2003
    >> Comtrol PCI controller #0 ID 0x802 found in bus:slot:fn 0000:01:08.0 at address d800, 1 AIOP(s) (RocketPort UPCI 8 port w/external I/F)
    >> Installing RocketPort UPCI 8 port w/external I/F, creating /dev/ttyR0 - 7
    >> kobject_add failed for ttyR0 with -EEXIST, don't try to register things with the same name in the same directory.
    >> [<c01ccdb4>] kobject_shadow_add+0x156/0x188
    >> [<c01cd095>] kobject_set_name+0x2b/0x92
    >> [<c022d022>] device_add+0x87/0x50f
    >> [<c01cce24>] kobject_init+0x2f/0x3f
    >> [<c022da2c>] device_create+0x77/0x97
    >> [<c02154cb>] tty_register_device+0xb5/0xbd
    >> [<f8a130d3>] init_r_port+0x5f1/0x623 [rocket]
    >> [<c02409a9>] pci_read+0x29/0x2e
    >> [<f8b74ff7>] rp_init+0xff7/0x111a [rocket]
    >> [<c013fd38>] __link_module+0x0/0x1f
    >> [<c01421de>] sys_init_module+0x1470/0x15a9
    >> [<c01296a7>] __request_region+0x0/0x80
    >> [<c0103e12>] sysenter_past_esp+0x6b/0xa1
    >> =======================
    >> And so on for each device.
    >>
    >> However, the card seems to operate all right. Still, the messages
    >> suggest something isn't quite right and could use some fixing. Hope
    >> you can find the problem.
    >
    > Could you try the attached patch below?
    > [...]

    You are the man, Jiri! That indeed fixes the problem.
    Thank you very much. What a turnaround...

    Shouldn't Documentation/rocket.txt also be changed? I'm not sure
    whether that support email is still valid.
    --
    Regards,
    Feri.
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