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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 <ian.ray@gehealthcare.com> Acked-by: Oliver Neuku <oneukum@suse.com> Cc: stable <stable@kernel.org> Link: https://lore.kernel.org/r/20240814072905.2501-1-ian.ray@gehealthcare.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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drivers/usb/class/cdc-acm.c

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

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