[PATCH] clean tty fields on failed device open

[Frank Gevaerts]

On Tue, Jun 13, 2006 at 02:45:12PM -0300, Luiz Fernando N. Capitulino wrote:
>  Could you redo and submit please?

OK. Here it is:

Fixes a BUG on disconnect. gregkh-usb-usb-rmmod-pl2303-after-28.patch (from -mm trees)
is also needed to fix all problems.

Signed-off-by: Frank Gevaerts <frank.gevaerts@xxxxxx>

diff -urp linux-2.6.17-rc6/drivers/usb/serial/usb-serial.c linux-2.6.17-rc6.a/drivers/usb/serial/usb-serial.c
--- linux-2.6.17-rc6/drivers/usb/serial/usb-serial.c	2006-06-14 13:03:55.000000000 +0200
+++ linux-2.6.17-rc6.a/drivers/usb/serial/usb-serial.c	2006-06-14 13:23:34.000000000 +0200
@@ -230,6 +232,8 @@ bailout_module_put:
 	module_put(serial->type->driver.owner);
 bailout_mutex_unlock:
 	port->open_count = 0;
+	tty->driver_data = NULL;
+	port->tty = NULL;
 	mutex_unlock(&port->mutex);
 bailout_kref_put:
 	kref_put(&serial->kref, destroy_serial);

-- 
Frank Gevaerts                                 frank.gevaerts@xxxxxx
fks bvba - Formal and Knowledge Systems        http://www.fks.be/
Stationsstraat 108                             Tel:  ++32-(0)11-21 49 11
B-3570 ALKEN                                   Fax:  ++32-(0)11-22 04 19
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