tree 78c903f206950fd0f2573e95ac9e6c98e1f89e01
parent 91a1ff4d53c5184d383d0baeeaeab6f9736f2ff3
author Johan Hovold <johan@kernel.org> 1483457992 +0100
committer Johan Hovold <johan@kernel.org> 1483522639 +0100

USB: serial: mos7720: fix parport use-after-free on probe errors

Do not submit the interrupt URB until after the parport has been
successfully registered to avoid another use-after-free in the
completion handler when accessing the freed parport private data in case
of a racing completion.

Fixes: b69578df7e98 ("USB: usbserial: mos7720: add support for parallel
port on moschip 7715")
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>