At least some PL2303GT have a bcdDevice of 0x305 instead of 0x100 as the datasheet claims. Add it to the list of known release numbers for the HXN (G) type.
Fixes: 894758d0571d ("USB: serial: pl2303: tighten type HXN (G) detection") Reported-by: Vasily Khoruzhick anarsoul@gmail.com Tested-by: Vasily Khoruzhick anarsoul@gmail.com Cc: stable@vger.kernel.org # 5.13 Signed-off-by: Johan Hovold johan@kernel.org --- drivers/usb/serial/pl2303.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 17601e32083e..930b3d50a330 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -432,6 +432,7 @@ static int pl2303_detect_type(struct usb_serial *serial) case 0x200: switch (bcdDevice) { case 0x100: + case 0x305: /* * Assume it's an HXN-type if the device doesn't * support the old read request value.