Commits
Alan Cox committed 3004e5379a5
USB: keyspan: Fix oops If we get a data URB back from the hardware after we have put the tty to bed we go kaboom. Fortunately all we need to do is process the URB without trying to ram its contents down the throat of an ex-tty. Cc: stable <stable@kernel.org> Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>