cdc-acm: Add DISABLE_ECHO quirk for GE HealthCare UI Controller

USB_DEVICE(0x1901, 0x0006) may send data before cdc_acm is ready, which
may be misinterpreted in the default N_TTY line discipline.

Signed-off-by: Ian Ray <[email protected]>
Acked-by: Oliver Neuku <[email protected]>
Cc: stable <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>

Author: iangehc

drivers/usb/class/cdc-acm.c

@@ -1761,6 +1761,9 @@ static const struct usb_device_id acm_ids[] = {
 	{ USB_DEVICE(0x11ca, 0x0201), /* VeriFone Mx870 Gadget Serial */
 	.driver_info = SINGLE_RX_URB,
 	},
+	{ USB_DEVICE(0x1901, 0x0006), /* GE Healthcare Patient Monitor UI Controller */
+	.driver_info = DISABLE_ECHO, /* DISABLE ECHO in termios flag */
+	},
 	{ USB_DEVICE(0x1965, 0x0018), /* Uniden UBC125XLT */
 	.driver_info = NO_UNION_NORMAL, /* has no union descriptor */
 	},