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(parent: 1ddcb71) | patch
cdc-acm: Add DISABLE_ECHO quirk for Microchip/SMSC chip
authorJoakim Tjernlund <joakim.tjernlund@infinera.com>
Fri, 5 Jun 2020 10:54:18 +0000 (12:54 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 18 Jun 2020 08:42:52 +0000 (10:42 +0200)
commit03894573f2913181ee5aae0089f333b2131f2d4b
treeca3f3d0e81d383a8c69acfe5cbf9ca7314019809tree | snapshot
parent1ddcb71a3edf0e1682b6e056158e4c4b00325f66commit | diff
cdc-acm: Add DISABLE_ECHO quirk for Microchip/SMSC chip

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>
drivers/usb/class/cdc-acm.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)