Joakim Tjernlund 8de06e1d3b cdc-acm: Add DISABLE_ECHO quirk for Microchip/SMSC chip
commit 03894573f2913181ee5aae0089f333b2131f2d4b upstream.

USB_DEVICE(0x0424, 0x274e) can send data before cdc_acm is ready,
causing garbage chars on the TTY causing stray input to the shell
and/or login prompt.

Signed-off-by: Joakim Tjernlund <joakim.tjernlund@infinera.com>
Cc: stable@vger.kernel.org
Acked-by: Oliver Neukum <oneukum@suse.com>
Link: https://lore.kernel.org/r/20200605105418.22263-1-joakim.tjernlund@infinera.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-06-30 15:38:41 -04:00
..
2020-06-30 15:38:21 -04:00
2017-03-30 09:41:24 +02:00