USB: serial: pl2303: tighten type HXN (G) detection

Tighten the detection of the new HXN (G) type instead of assuming that
every device which doesn't support the old read request is an HXN.

Signed-off-by: Johan Hovold <johan@kernel.org>
This commit is contained in:
Johan Hovold 2021-03-11 17:14:50 +01:00
commit 894758d057