On 29.09.21 11:09, Johan Hovold wrote:

A recent change that started reporting break events forgot to push the
event to the line discipline, which meant that a detected break would
not be reported until further characters had been receive (the port
could even have been closed and reopened in between).

Fixes: 08dff274edda ("cdc-acm: fix BREAK rx code path adding necessary calls")
Cc: stable@vger.kernel.org
Signed-off-by: Johan Hovold <johan@kernel.org>

Acked-by: Oliver Neukum <oneukum@suse.com>