USB: ftdi_sio: fix error message on close

Resubmitting read urb fails with -EPERM if completion handler runs while
urb is being killed on close. This should not be reported as an error.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Johan Hovold 2009-11-22 17:01:13 +01:00 • committed by Greg Kroah-Hartman
commit e2b5cbfe77