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    SubjectRe: usbserial not working/oops on removal
    Date
    Am Samstag, 3. März 2007 08:19 schrieb Andreas Laumann:
    > Am Samstag, den 03.03.2007, 07:45 +0100 schrieb Oliver Neukum:
    > > Am Samstag, 3. März 2007 03:37 schrieb Kevin Fenzi:
    > > > I'm seeing some oddity with the latest fedora development kernel and a
    > > > usbserial device.
    > >
    > > Very interesting. Is this repeatable? Does unplugging have the same effect?
    >
    > I see it also on fedora rawhide using reinersct (cyberjack) scard
    > readers and it repeatable.
    > The first usbserial devices likes to register the line number 255 which
    > indeed is invalid.

    OK, please try this patch.

    Regards
    Oliver

    --- linux-2.6.21-rc1/drivers/usb/serial/usb-serial.c.alt 2007-02-21 05:32:30.000000000 +0100
    +++ linux-2.6.21-rc1/drivers/usb/serial/usb-serial.c 2007-02-26 15:32:50.000000000 +0100
    @@ -826,7 +826,6 @@
    num_ports = type->num_ports;
    }

    - serial->minor = minor;
    serial->num_ports = num_ports;
    serial->num_bulk_in = num_bulk_in;
    serial->num_bulk_out = num_bulk_out;
    @@ -980,6 +979,7 @@
    dev_err(&interface->dev, "No more free serial devices\n");
    goto probe_error;
    }
    + serial->minor = minor;

    /* register all of the individual ports with the driver core */
    for (i = 0; i < num_ports; ++i) {
    -
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