tree 4140133888712a6f6c210954dfd04d97dbe55bc7
parent 1b0aed2b1600f6e5c7b9acfbd610a4e351ef5232
author Johan Hovold <johan@kernel.org> 1485879449 +0100
committer Johan Hovold <johan@kernel.org> 1485883980 +0100

USB: serial: keyspan_pda: fix receive sanity checks

Make sure to check for short transfers before parsing the receive buffer
to avoid acting on stale data.

Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Johan Hovold <johan@kernel.org>