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(parent: 91a1ff4) | patch
USB: serial: mos7720: fix parport use-after-free on probe errors
authorJohan Hovold <johan@kernel.org>
Tue, 3 Jan 2017 15:39:52 +0000 (16:39 +0100)
committerJohan Hovold <johan@kernel.org>
Wed, 4 Jan 2017 09:37:19 +0000 (10:37 +0100)
commit75dd211e773afcbc264677b0749d1cf7d937ab2d
tree78c903f206950fd0f2573e95ac9e6c98e1f89e01tree | snapshot
parent91a1ff4d53c5184d383d0baeeaeab6f9736f2ff3commit | diff
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>
drivers/usb/serial/mos7720.c diff | blob | history
Domain: System / Kernel;