Greg --
Here is a patch that fixes the problem revealed
by the ti_usb_3410_5052 patch from Oleg. I am
not sure this is the right way to fix it, but
I did test this briefly, and it worked for me.
This is a patch against 2.6.21-rc5.
-- Al
Signed-off-by: Al Borchers <[email protected]>
diff -ur --exclude-from=dontdiff linux-2.6.21-rc5.orig/drivers/usb/serial/usb-serial.c linux-2.6.21-rc5.new/drivers/usb/serial/usb-serial.c
--- linux-2.6.21-rc5.orig/drivers/usb/serial/usb-serial.c 2007-04-02 07:23:29.000000000 -0500
+++ linux-2.6.21-rc5.new/drivers/usb/serial/usb-serial.c 2007-04-02 05:37:59.000000000 -0500
@@ -118,7 +118,7 @@
dbg("%s", __FUNCTION__);
- if (serial == NULL)
+ if (serial == NULL || serial->minor < 0)
return;
spin_lock(&table_lock);
@@ -610,6 +610,7 @@
serial->dev = usb_get_dev(dev);
serial->type = driver;
serial->interface = interface;
+ serial->minor = -1;
kref_init(&serial->kref);
return serial;
Only in linux-2.6.21-rc5.new/include/asm-i386: asm-offsets.h
diff -ur --exclude-from=dontdiff linux-2.6.21-rc5.orig/include/linux/usb/serial.h linux-2.6.21-rc5.new/include/linux/usb/serial.h
--- linux-2.6.21-rc5.orig/include/linux/usb/serial.h 2007-04-02 07:23:29.000000000 -0500
+++ linux-2.6.21-rc5.new/include/linux/usb/serial.h 2007-04-02 05:36:15.000000000 -0500
@@ -128,7 +128,7 @@
struct usb_device * dev;
struct usb_serial_driver * type;
struct usb_interface * interface;
- unsigned char minor;
+ short minor;
unsigned char num_ports;
unsigned char num_port_pointers;
char num_interrupt_in;
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