Merge tag 'usb-serial-4.12-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/johan/usb-serial into usb-linus

Johan writes:

USB-serial fixes for v4.12-rc6

Here are some new modem device ids.

All have been in linux-next with no reported issues.

Signed-off-by: Johan Hovold <johan@kernel.org>